>5kp1_A mol:protein length:135 Steroid Delta-isomeraseMNLPTAQEVQGLMARXIELVDVGDIEAIVQMYADDATVENPFGQPPIHGREQIAAFYRQGLGGGKVRACLTGPVRASHNGCGAMPFRVEMVWNGQPCALDVIDVMRFDEHGRIQTMQAYWSEVNLSVREPQLVPR