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3BMW

Cyclodextrin glycosyl transferase from Thermoanerobacterium thermosulfurigenes EM1 mutant S77P complexed with a maltoheptaose inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004556molecular_functionalpha-amylase activity
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0030246molecular_functioncarbohydrate binding
A0043169molecular_functioncation binding
A0043895molecular_functioncyclomaltodextrin glucanotransferase activity
A0046872molecular_functionmetal ion binding
A2001070molecular_functionstarch binding
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues77
DetailsDomain: {"description":"IPT/TIG"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues105
DetailsDomain: {"description":"CBM20","evidences":[{"source":"PROSITE-ProRule","id":"PRU00594","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"8604143","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"8604143","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues14
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues6
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
ATHR255
AASP230

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AGLN292
AASP371
AASP230

site_idCSA3
Number of Residues5
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AHIS328
AARG228
AASP329
AGLU258
AASP230

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AGLU258
AASP230

site_idCSA5
Number of Residues4
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AHIS141
AASP329
AGLU258
AASP230

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASP329
AGLU258
AASP230

site_idCSA7
Number of Residues3
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASP320
AGLU258
AASP230

site_idCSA8
Number of Residues4
DetailsAnnotated By Reference To The Literature 1amy
ChainResidueDetails
AASP329
AGLU258
APHE260
AASP230

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PDB entries from 2026-01-14

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