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6TCX

Papain bound to a natural cysteine protease inhibitor from Streptomyces mobaraensis

This is a non-PDB format compatible entry.
Functional Information from GO Data
ChainGOidnamespacecontents
AAA0006508biological_processproteolysis
AAA0008234molecular_functioncysteine-type peptidase activity
Functional Information from PROSITE/UniProt
site_idPS00139
Number of Residues12
DetailsTHIOL_PROTEASE_CYS Eukaryotic thiol (cysteine) proteases cysteine active site. QGsCGSCWAfSA
ChainResidueDetails
AAAGLN19-ALA30

site_idPS00639
Number of Residues11
DetailsTHIOL_PROTEASE_HIS Eukaryotic thiol (cysteine) proteases histidine active site. VDHAVAAVGYG
ChainResidueDetails
AAAVAL157-GLY167

site_idPS00640
Number of Residues20
DetailsTHIOL_PROTEASE_ASN Eukaryotic thiol (cysteine) proteases asparagine active site. YILiKNSWgtgWGenGYIrI
ChainResidueDetails
AAATYR170-ILE189

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU10088","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"5681232","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"6502713","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"952885","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1860874","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"1PAD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9PAP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU10089","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"6502713","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"952885","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1PAD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9PAP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU10090","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"5681232","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"6502713","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"952885","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1PAD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9PAP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"description":"covalent","evidences":[{"source":"PubMed","id":"8416808","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1POP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 174
ChainResidueDetails

246704

PDB entries from 2025-12-24

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