>5cfk_D mol:protein length:259 Proliferating cell nuclear antigen,Proliferating cell nuclear antigenMLEAQVQFASLWKRLVECINGLVNEANFDCNPGGLSVQAMDSSHVALVHMLLRDDCFVKYQCGRNSILGLNLASLSKVLKIVDSNDSLSLRHDDDSDVVTLTSENPEKTRKCEYQLKLLEIEAESMGIPEMDYRSTVTLNSAEFAKIVRDMQVFGDTVTIAISKEGVKFSSSGDVGQGYTFLQAAGVSDRSTKGVEVTMEEPITLSFALRFMGIFAKGSTLSERVTLKFAKDSPCMVEYGIDNVGYLRYYLAPKVDDAE