>5cvb_D mol:protein length:71 Collagen alpha-1(I) chain,Collagen alpha-1(IX) chainGSGPPGPPGPPGPPGARGQAGVMGFPGPPGPPGPPGRAPTDQHIKQVCMRVIQEHFAEMAASLKRPDSGAT