>7ejj_D mol:protein length:250 3-alpha-(Or 20-beta)-hydroxysteroid dehydrogenaseDRLKGKVAIVTGGTLGIGLAIADKFVEEGAKVVITGRHADVGEKAAKSIGGTDVIRFVQHDASDEAGWTKLFDTTEEAFGPVTTVVNNAGIAVSKSVEDTTTEEWRKLLSVNLDGVFFGTRLGIQRMKNKGLGASIINMSSIEGLVGDPTQGAYNASKGAVRIMSKSAALDCALKDYDVRVNTVHPGPIKTPLVDDLEGAEEMMSQRTKTPMGHIGEPNDIAWICVYLASDESKFATGAEFVVDGGYTAQ