>2rgq_C mol:protein length:144 Domain of Unknown Function with a Cystatin-Like FoldGMELTALDKLEIMELAARFEMSLDKEDVENYLATFASDGALQGFWGIAKGKEELRQGFYAMLDTFARGKRHCSSNAIIQGNYDEATMESYLTVVNREDLNRAGSAFVKDQVRKINGKWYLILRQIEVDPSLPLLQQSQQAGANA