معقد التوافق النسيجى الكبير ب (بالانجليزى: HLA-B) هوا چين موجود فى الانسان العاقل بيشفره Major histocompatibility complex, class I, B و HLA class I histocompatibility antigen, B-27 alpha chain و HLA class I histocompatibility antigen, B-58 alpha chain و HLA class I histocompatibility antigen, B-37 alpha chain و HLA class I histocompatibility antigen, B-51 alpha chain و HLA class I histocompatibility antigen, B-57 alpha chain و HLA class I histocompatibility antigen, B-8 alpha chain و HLA class I histocompatibility antigen, B-15 alpha chain و HLA class I histocompatibility antigen, B-18 alpha chain و HLA class I histocompatibility antigen, B-39 alpha chain و HLA class I histocompatibility antigen, B-41 alpha chain و HLA class I histocompatibility antigen, B-42 alpha chain و HLA class I histocompatibility antigen, B-44 alpha chain و HLA class I histocompatibility antigen, B-45 alpha chain و HLA class I histocompatibility antigen, B-46 alpha chain و HLA class I histocompatibility antigen, B-47 alpha chain و HLA class I histocompatibility antigen, B-48 alpha chain و HLA class I histocompatibility antigen, B-49 alpha chain و HLA class I histocompatibility antigen, B-50 alpha chain و HLA class I histocompatibility antigen, B-52 alpha chain و HLA class I histocompatibility antigen, B-53 alpha chain و HLA class I histocompatibility antigen, B-54 alpha chain و HLA class I histocompatibility antigen, B-55 alpha chain و HLA class I histocompatibility antigen, B-56 alpha chain و HLA class I histocompatibility antigen, B-78 alpha chain و HLA class I histocompatibility antigen, B-35 alpha chain و HLA class I histocompatibility antigen, B-40 alpha chain و HLA class I histocompatibility antigen, B-67 alpha chain و HLA class I histocompatibility antigen, B-59 alpha chain و HLA class I histocompatibility antigen, B-73 alpha chain و HLA class I histocompatibility antigen, B-38 alpha chain و HLA class I histocompatibility antigen, B-82 alpha chain و HLA class I histocompatibility antigen, B-81 alpha chain و HLA class I histocompatibility antigen, B-13 alpha chain و HLA class I histocompatibility antigen, B-14 alpha chain.