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| PR:000001821 | MHC class II histocompatibility antigen beta chain | | |  | | |
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| PR:000002016 | MHC class II histocompatibility antigen beta chain DPB1 | | |  | | |
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| PR:P04440 | HLA class II histocompatibility antigen, DP beta 1 chain (human) | | |  | | |
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| PR:000071976 | HLA class II histocompatibility antigen, DP beta 1 chain cysteinylated 1 (human) | | |  | | |
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| PR:P04440 | HLA class II histocompatibility antigen, DP beta 1 chain (human) | | |  | | |
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| PR:000071976 | HLA class II histocompatibility antigen, DP beta 1 chain cysteinylated 1 (human) | | |  | | |