Antibodies targeting G-protein coupled receptor and methods of use
The presently disclosed subject matter provides antibodies that bind to GPRC5D and methods of using the same.
1 . An anti-human G-protein coupled receptor family C group 5 member D (GPRC5D) single chain variable fragment (scFv) comprising a light chain variable region, a heavy chain variable region, and a peptide linker, wherein:
(i) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 124; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 125; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 126; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 127; a CDR2 comprising amino acids having the sequence of DNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 129;
(ii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 130; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 131; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 132; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 133; a CDR2 comprising amino acids having the sequence of DDN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 135;
(iii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 136; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 137; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 138; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 139; a CDR2 comprising amino acids having the sequence of AAS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 141;
(iv) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 142; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 143; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 144; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 145; a CDR2 comprising amino acids having the sequence of DVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 147;
(v) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 148; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 149; a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 150; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 151; a CDR2 comprising amino acids having the sequence of RNH; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 153;
(vi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 154; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 155; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 156; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 157; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 159;
(vii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 160; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 161; a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 162; a light chain variable region CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 163; a light chain variable region CDR2 comprising amino acids having the sequence of EVS; and a light chain variable region CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 165;
(viii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 166; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 167; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 168; and the light chain variable region comprises CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 169; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 171;
(ix) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 172; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 173; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 174; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 175; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 177;
(x) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 178; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 179; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 180; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 181; a CDR2 comprising amino acids having the sequence of DVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 183;
(xi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 184; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 185; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 186; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 187; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 189;
(xii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 190; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 191; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 192; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 193; a CDR2 comprising amino acids having the sequence of EVT; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 195;
(xiii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 196; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 197; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 198; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 199; a CDR2 comprising amino acids having the sequence of GNS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 201;
(xiv) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 202; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 203; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 204; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 205; a CDR2 comprising amino acids having the sequence of DVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 207;
(xv) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 208; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 209; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 210; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 211; a CDR2 comprising amino acids having the sequence of DVF; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 213;
(xvi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 214; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 215; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 216; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 217; a CDR2 comprising amino acids having the sequence of RSN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 219;
(xvii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 220; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 221; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 222; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 223; a CDR2 comprising amino acids having the sequence of GKN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 225;
(xviii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 226; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 227; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 228; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 229; a CDR2 comprising amino acids having the sequence of DND; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 231;
(xix) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 232; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 233; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 234; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 235; a CDR2 comprising amino acids having the sequence of EVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 237;
(xx) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 238; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 239; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 240; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 241; a CDR2 comprising amino acids having the sequence of EVN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 243;
(xxi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 244; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 245; and a CDR3 comprising amino acids having the sequence set forth ACTIVE 513198183.1 6 in SEQ ID NO: 246; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 247; a CDR2 comprising amino acids having the sequence of EVN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 249;
(xxii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 250; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 251; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 252; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 253; a CDR2 comprising amino acids having the sequence of DNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 255;
(xxiii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 256; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 257; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 258; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 259; a CDR2 comprising amino acids having the sequence of EVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 261;
(xxiv) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 262; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 263; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 264; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 265; a CDR2 comprising amino acids having the sequence of GVS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 267;
(xxv) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 268; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 269; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 270; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 271; a CDR2 comprising amino acids having ACTIVE 513198183.1 7 the sequence of EVT; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 273;
(xxvi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 280; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 281; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 282; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 283; a CDR2 comprising amino acids having the sequence of SNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 285;
(xxvii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 292; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 293; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 294; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 295; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 297;
(xxviii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 303; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 304; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 305; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 306; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 308;
(xxix) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 316; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 317; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 318; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 319; a CDR2 comprising amino acids having the sequence of GNS; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 321;
(xxx) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 328; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 329; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 330; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 331; a CDR2 comprising amino acids having the sequence of DNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 333;
(xxxi) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 340; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 341; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 342; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 343; a CDR2 comprising amino acids having the sequence of EVT; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 345; or
(xxxii) the heavy chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 352; a CDR2 comprising amino acids having the sequence set forth in SEQ ID NO: 353; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 354; and the light chain variable region comprises a CDR1 comprising amino acids having the sequence set forth in SEQ ID NO: 355; a CDR2 comprising amino acids having the sequence of RNN; and a CDR3 comprising amino acids having the sequence set forth in SEQ ID NO: 357.
2 . The anti-human GPRC5D scFv of claim 1 , wherein:
(a) the heavy chain variable region comprises the amino acid sequence selected from the group consisting of SEQ ID NOS: 1, 5, 9, 13, 17, 21, 25, 29, 33, 37, 41, 45, 49, 53, 57, 61, 65, 69, 73, 77, 81, 85, 89, 93, 274, 286, 298, 310, 322, 334, 346 and 358; and
(b) the light chain variable region comprises the amino acid sequence selected from the group consisting of SEQ ID NOS: 2, 6, 10, 14, 18, 22, 26, 30, 34, 38, 42, 46, 50, 54, 58, 62, 66, 70, 74, 78, 82, 86, 90, 94, 275, 287, 299, 311, 323, 335, 347 and 359.
3 . The anti-human GPRC5D scFv of claim 1 , wherein the heavy chain variable region and the light chain variable region are selected from the group consisting of:
(i) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:1, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:2;
(ii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:5, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:6;
(iii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:9, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:10;
(iv) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:13, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:14;
(v) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:17, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:18;
(vi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:21, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:22;
(vii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:25, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:26;
(viii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:29, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO: 30;
(ix) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:33, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:34;
(x) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:37, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:38;
(xi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:41, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:42;
(xii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:45, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:46;
(xiii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:49, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:50;
(xiv) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:53, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:54;
(xv) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:57, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:58;
(xvi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:61, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:62;
(xvii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:65, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:66;
(xviii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:69, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:70;
(xix) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:73, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:74;
(xx) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:77, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:78;
(xxi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:81, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO: 82;
(xxii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:85, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:86;
(xxiii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:89, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:90;
(xxiv) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:93, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:94;
(xxv) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:274, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:275;
(xxvi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:286, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:287;
(xxvii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:298, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:299;
(xxviii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:310, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:311;
(xxix) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:322, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:323;
(xxx) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:334, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:335;
(xxxi) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:346, and a light chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:347; or
(xxxii) a heavy chain variable region comprising amino acids having the sequence set forth in SEQ ID NO:358, and a light chain variable region comprising amino acids the sequence set forth in SEQ ID NO:359.
4 . The anti-human GPRC5D scFv of claim 1 , wherein the GPRC5D comprises the amino acid sequence set forth in SEQ ID NO:97.
5 . The anti-human GPRC5D scFv of claim 1 , wherein the scFv comprises the amino acid sequence selected from the group consisting of SEQ ID NOS: 100-123, 276, 288, 300, 312, 324, 336, 348 and 360.
6 . A composition comprising the anti-human GPRC5D scFv antibody of claim 1 , and a pharmaceutically acceptable carrier.
7 . An immunoconjugate comprising the anti-human GPRC5D scFv antibody of claim 1 , linked to a therapeutic agent.
8 . The immunoconjugate of claim 7 , wherein said therapeutic agent is a drug.
9 . A composition comprising the immunoconjugate of claim 7 and a pharmaceutically acceptable carrier.
10 . A bispecific molecule comprising the anti-human GPRC5D scFv of claim 1 , linked to a second functional moiety.
11 . The bispecific molecule of claim 10 , wherein the second functional moiety has a different binding specificity than said anti-human GPRC5D scFv.
12 . The bispecific molecule of claim 11 , wherein the second functional moiety has a binding specificity for an immune cell.
13 . The bispecific molecule of claim 11 , wherein the second functional moiety has a binding specificity for CD3.
14 . A composition comprising the bispecific molecule of claim 10 and a pharmaceutically acceptable carrier.
15 . A nucleic acid that encodes an anti-human GPRC5D scFv of claim 1 .
16 . An expression vector comprising the nucleic acid molecule of claim 15 .
17 . A host cell comprising the expression vector of claim 16 .
18 . A method for detecting GPRC5D in a whole cell or tissue, comprising:
contacting a cell or tissue with the anti-human GPRC5D scFv of claim 7 , wherein said anti-human GPRC5D scFv comprises a detectable label; and
determining the amount of the labeled anti-human GPRC5D scFv bound to said cell or tissue by measuring the amount of detectable label associated with said cell or tissue, wherein the amount of bound anti-human GPRC5D scFv indicates the amount of GPRC5D in said cell or tissue.
19 . The anti-human GPRC5D scFv of claim 1 , wherein the heavy chain variable region comprises a CDR1 comprising the amino acid sequence set forth in SEQ ID NO:220, a CDR2 comprising the amino acid sequence set forth in SEQ ID NO:221, and a CDR3 comprising the amino acid sequence set forth in SEQ ID NO:222; and the light chain variable region comprises a CDR1 comprising the amino acid sequence set forth in SEQ ID NO:223, a CDR2 comprising the amino acid sequence of GKN, and a CDR3 comprising the amino acid sequence set forth in SEQ ID NO:225.
20 . The anti-human GPRC5D scFv of claim 1 , comprising the amino acid sequence set forth in SEQ ID NO:116.
21 . The immunoconjugate of claim 7 , wherein said therapeutic agent is a cytotoxin.
22 . The immunoconjugate of claim 7 , wherein said therapeutic agent is a radioactive isotope.