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| PR:P49721-1 | proteasome subunit beta type-2 isoform 1 (human) | | |  | | |
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| PR:P49721 | proteasome subunit beta type-2 (human) | | |  | | |
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| PR:P49721-1 | proteasome subunit beta type-2 isoform 1 (human) | | |  | | |
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| PR:P49721 | proteasome subunit beta type-2 (human) | | |  | | |
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| PR:P49721-1 | proteasome subunit beta type-2 isoform 1 (human) | | |  | | |