>2nnf_B mol:protein length:124 Sulfur covalently-binding proteinMGSWSEKAFSASKLDDAIAAKFGSLPIQESTAIQIKAPEIAENGAFVPVTVATSIPGATNISIFTPANFSPMVASFDVLPRMKPEVSLRMRMAKTENLVVVVQAGGKLYRAVREVKVTIGGCGG