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4FLQ

Crystal structure of Amylosucrase double mutant A289P-F290I from Neisseria polysaccharea.

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0047669molecular_functionamylosucrase activity
Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE TRS A 701
ChainResidue
AASP144
ATYR147
AHIS187
AASP286
AGLU328
AARG509
AHOH926
AHOH968
AHOH1011

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 702
ChainResidue
AARG284
AGLU328
AILE330
ATYR349
ASER391
AHIS392
AASP393

site_idAC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 703
ChainResidue
AGLU55
AVAL366
AHIS370
APHE559
AASN560
ATHR561
AASN563
ALYS564
AILE566

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL A 704
ChainResidue
ATYR375
AASP403
AHOH814

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 705
ChainResidue
ATYR51
ASER260
AASN562
ATHR589
AHIS591
ATHR592
AHOH921

site_idAC6
Number of Residues1
DetailsBINDING SITE FOR RESIDUE GOL A 706
ChainResidue
ACYS445

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL A 707
ChainResidue
AASP91
ALEU94
AASP552

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 708
ChainResidue
AHIS332
APHE399
AASP401
AGLU402
AARG415

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PGE A 709
ChainResidue
AASN54
AASN207
ASER260
AASN261
AASN560
AASN562

site_idBC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PG4 A 710
ChainResidue
ALEU204
APHE205
APHE208
ATRP263
AARG266
AHOH873

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"15023061","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10828446","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"10828446","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11467966","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"12364331","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"15023061","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

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PDB entries from 2025-12-24

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