发明名称 |
Optimized Fc variants and methods for their generation |
摘要 |
The present invention relates to optimized Fc variants, methods for their generation, and antibodies and Fc fusions comprising optimized Fc variants. |
申请公布号 |
US9193798(B2) |
申请公布日期 |
2015.11.24 |
申请号 |
US201414550561 |
申请日期 |
2014.11.21 |
申请人 |
Xencor, Inc. |
发明人 |
Lazar Gregory Alan;Chirino Arthur;Dang Wei;Desjarlais John;Doberstein Stephen K.;Hayes Robert J.;Karki Sher Bahadur;Vafa Omid |
分类号 |
C07K16/00;C12P21/08;A61K39/395;C07K16/32;C07K16/28;C07K16/22;C07K16/42;C07K1/00;A61K39/00 |
主分类号 |
C07K16/00 |
代理机构 |
Morgan, Lewis & Bockius, LLP |
代理人 |
Silva Robin M.;MacDougall Christina A.;Morgan, Lewis & Bockius, LLP |
主权项 |
1. A protein comprising an Fc variant of a human parent IgG1 Fc polypeptide, said Fc variant comprising a first amino acid substitution at position 243 and a second amino acid substitution at position 264 in the Fc region of said parent Fc polypeptide, wherein numbering is according to the EU index. |
地址 |
Monrovia CA US |