>1V4L_1|Chains A, C, E|mucrocetin alpha chain|Protobothrops mucrosquamatus (103944) DFDCIPGWSAYDRYCYQAFSEPKNWEDAESFCEEGVKTSHLVSIESSGEGDFVAQLVAEKIKTSFQYVWIGLRIQNKEQQCRSEWSDASSVNYENLYKQSSKKCYALKKGTELRTWFNVYCGRENPFVCKYTPEC >1V4L_2|Chains B, D, F|mucrocetin beta chain|Protobothrops mucrosquamatus (103944) GFCCPLGWSSYDEHCYQVFQQKMNWEDAEKFCTQQHRGSHLVSFHSSEEVDFVVSKTSPILKHDFVWMGLSNVWNECAKEWSDGTKLDYKAWSGQSDCITSKTTDNQWLSMDCSSKRYVVCKFQA