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5MBL

Cathepsin B in complex with DARPin 81

Functional Information from GO Data
ChainGOidnamespacecontents
A0006508biological_processproteolysis
A0008234molecular_functioncysteine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues10
Detailsbinding site for residue SO4 B 501
ChainResidue
BGLY340
BHOH720
BHIS341
BLEU342
BGLU343
BHOH611
BHOH629
BHOH652
BHOH666
BHOH714

Functional Information from PROSITE/UniProt
site_idPS00139
Number of Residues12
DetailsTHIOL_PROTEASE_CYS Eukaryotic thiol (cysteine) proteases cysteine active site. QGsCGSCWAfGA
ChainResidueDetails
AGLN24-ALA35

site_idPS00639
Number of Residues11
DetailsTHIOL_PROTEASE_HIS Eukaryotic thiol (cysteine) proteases histidine active site. GGHAIRILGWG
ChainResidueDetails
AGLY198-GLY208

site_idPS00640
Number of Residues20
DetailsTHIOL_PROTEASE_ASN Eukaryotic thiol (cysteine) proteases asparagine active site. YWLvANSWntdWGdnGFFkI
ChainResidueDetails
ATYR215-ILE234

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"evidences":[{"source":"PubMed","id":"9299326","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P10605","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"3463996","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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