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1IU4

Crystal Structure Analysis of the Microbial Transglutaminase

Functional Information from GO Data
ChainGOidnamespacecontents
A0003810molecular_functionprotein-glutamine gamma-glutamyltransferase activity
B0003810molecular_functionprotein-glutamine gamma-glutamyltransferase activity
C0003810molecular_functionprotein-glutamine gamma-glutamyltransferase activity
D0003810molecular_functionprotein-glutamine gamma-glutamyltransferase activity
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues160
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues48
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsActive site: {}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 12221081
ChainResidueDetails
ATRP272
ACYS64
ACYS64
ALYS269
AHIS274
AASP255

site_idCSA2
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 12221081
ChainResidueDetails
BTRP272
BCYS64
BCYS64
BLYS269
BHIS274
BASP255

site_idCSA3
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 12221081
ChainResidueDetails
CTRP272
CCYS64
CCYS64
CLYS269
CHIS274
CASP255

site_idCSA4
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 12221081
ChainResidueDetails
DTRP272
DCYS64
DCYS64
DLYS269
DHIS274
DASP255

site_idMCSA1
Number of Residues4
DetailsM-CSA 761
ChainResidueDetails
ACYS64covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
AASP255electrostatic stabiliser, hydrogen bond acceptor, proton acceptor, proton donor
ATRP272electrostatic stabiliser
AHIS274electrostatic stabiliser, hydrogen bond donor

site_idMCSA2
Number of Residues4
DetailsM-CSA 761
ChainResidueDetails
BCYS64covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
BASP255electrostatic stabiliser, hydrogen bond acceptor, proton acceptor, proton donor
BTRP272electrostatic stabiliser
BHIS274electrostatic stabiliser, hydrogen bond donor

site_idMCSA3
Number of Residues4
DetailsM-CSA 761
ChainResidueDetails
CCYS64covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
CASP255electrostatic stabiliser, hydrogen bond acceptor, proton acceptor, proton donor
CTRP272electrostatic stabiliser
CHIS274electrostatic stabiliser, hydrogen bond donor

site_idMCSA4
Number of Residues4
DetailsM-CSA 761
ChainResidueDetails
DCYS64covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
DASP255electrostatic stabiliser, hydrogen bond acceptor, proton acceptor, proton donor
DTRP272electrostatic stabiliser
DHIS274electrostatic stabiliser, hydrogen bond donor

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PDB entries from 2025-12-17

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