>2WVI_1|Chain A|MITOTIC CHECKPOINT SERINE/THREONINE-PROTEIN KINASE BUB1 BETA|HOMO SAPIENS (9606) QQKRAFEYEIRFYTGNDPLDVWDRYISWTEQNYPQGGKESNMSTLLERAVEALQGEKRYYSDPRFLNLWLKLGRLCNEPLDMYSYLHNQGIGVSLAQFYISWAEEYEARENFRKADAIFQEGIQQKAEPLERLQSQHRQFQARVSRQTLLALEKEEEEEVFESS