>2O94_1|Chains A, B, C, D|Histone deacetylase 4|Homo sapiens (9606) GSSHHHHHHSSGLVPRGSHMAEPALREQQLQQELLALKQKQQIQRQILIAEFQRQFEQLSRQHEAQLHEHIKQQQEMLAMKHQQELLEHQRKLERHRQEQELEKQHREQKLQ