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1QI3

MUTANT (D193N) MALTOTETRAOSE-FORMING EXO-AMYLASE IN COMPLEX WITH MALTOTETRAOSE

Functional Information from GO Data
ChainGOidnamespacecontents
A0005975biological_processcarbohydrate metabolic process
Functional Information from PDB Data
site_idNUL
Number of Residues3
Details
ChainResidue
AASN193
AGLU219
AASP294

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"9281429","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9126844","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9281429","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"9281429","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P0C1B3","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"PubMed","id":"10556241","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASP294
AASN193
AGLU219

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASN193
AGLU219

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
ATRP221
AASN193
AASP294
AGLU219

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASN193
AASP244

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASP231
AASP294
AASN193

239149

PDB entries from 2025-07-23

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