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1G2I

CRYSTAL STRUCTURE OF A NOVEL INTRACELLULAR PROTEASE FROM PYROCOCCUS HORIKOSHII AT 2 A RESOLUTION

Functional Information from GO Data
ChainGOidnamespacecontents
A0005737cellular_componentcytoplasm
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0016787molecular_functionhydrolase activity
A0036524molecular_functionprotein deglycase activity
B0005737cellular_componentcytoplasm
B0006508biological_processproteolysis
B0008233molecular_functionpeptidase activity
B0016787molecular_functionhydrolase activity
B0036524molecular_functionprotein deglycase activity
C0005737cellular_componentcytoplasm
C0006508biological_processproteolysis
C0008233molecular_functionpeptidase activity
C0016787molecular_functionhydrolase activity
C0036524molecular_functionprotein deglycase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 600
ChainResidue
BARG313
BGLY331
BHOH744
CARG513

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"11114201","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00608","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues6
DetailsM-CSA 964
ChainResidueDetails
AGLU74electrostatic stabiliser
AARG75electrostatic stabiliser
ALEU78electrostatic stabiliser, modifies pKa
ASER108covalently attached, nucleofuge, nucleophile, proton acceptor, proton donor
AALA109electrostatic stabiliser, proton acceptor, proton donor
AILE128electrostatic stabiliser

site_idMCSA2
Number of Residues6
DetailsM-CSA 964
ChainResidueDetails
BGLU274electrostatic stabiliser
BARG275electrostatic stabiliser
BLEU278electrostatic stabiliser, modifies pKa
BSER308covalently attached, nucleofuge, nucleophile, proton acceptor, proton donor
BALA309electrostatic stabiliser, proton acceptor, proton donor
BILE328electrostatic stabiliser

site_idMCSA3
Number of Residues6
DetailsM-CSA 964
ChainResidueDetails
CGLU474electrostatic stabiliser
CARG475electrostatic stabiliser
CLEU478electrostatic stabiliser, modifies pKa
CSER508covalently attached, nucleofuge, nucleophile, proton acceptor, proton donor
CALA509electrostatic stabiliser, proton acceptor, proton donor
CILE528electrostatic stabiliser

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PDB entries from 2025-12-03

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