HOMOLOGY DIRECTED REPAIR COMPOSITIONS FOR THE TREATMENT OF HEMOGLOBINOPATHIES
The present disclosure provides improved compositions for the homology directed repair of the human globin locus for the prevention, treatment, or amelioration of at least one symptom of a hemoglobinopathy.
1 - 66 . (canceled)
67 . A DNA donor repair template comprising a sequence with at least 90% sequence identity to the sequence of any one of SEQ ID NOs: 17, 18, 19, 20, or 21.
68 . The DNA donor repair template of claim 67 , wherein the DNA donor repair template comprises a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 17.
69 . The DNA donor repair template of claim 67 , wherein the DNA donor repair template comprises a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 18.
70 . The DNA donor repair template of claim 67 , wherein the DNA donor repair template comprises a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 19.
71 . The DNA donor repair template of claim 67 , wherein the DNA donor repair template comprises a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 20.
72 . The DNA donor repair template of claim 67 , wherein the DNA donor repair template comprises a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 21.
73 . A viral vector comprising the DNA donor repair template of claim 67 .
74 . The viral vector of claim 73 , wherein the viral vector is a recombinant adeno-associated viral vector (rAAV) or a retrovirus.
75 . The viral vector of claim 74 , wherein the rAAV has one or more ITRs from AAV2.
76 . The viral vector of claim 74 , wherein the rAAV has a serotype selected from the group consisting of: AAV1, AAV2, AAV3, AAV4, AAV5, AAV6, AAV7, AAV8, AAV9, and AAV10.
77 . The viral vector of claim 74 , wherein the rAAV has an AAV6 serotype.
78 . The viral vector of claim 74 , wherein the retrovirus is a lentivirus.
79 . The viral vector of claim 78 , wherein the lentivirus is an integrase deficient lentivirus.
80 . A method for increasing gamma globin expression in a hematopoietic stem or progenitor cell comprising introducing into the cell:
one or more engineered nucleases that cleave a target site set forth in SEQ ID NO: 9; and
a DNA donor repair template having at least 90% sequence identity to the sequence of any one of SEQ ID NOs: 17, 18, 19, 20, or 21;
wherein the DNA donor repair template is inserted into the cell genome by homology directed repair at a double strand break introduced by the one or more engineered nucleases; and
wherein the inserted DNA donor repair template increases gamma globin expression in the hematopoietic stem or progenitor cell.
81 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 17.
82 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 18.
83 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 19.
84 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 20.
85 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 90% sequence identity to the sequence of SEQ ID NO: 21.
86 . The method of claim 80 , wherein the DNA donor repair template has a sequence having at least 95% sequence identity to the sequence of any one of SEQ ID NOS: 17, 18, 19, 20, or 21.