Structure of PDB 1gai Chain A Binding Site BS05

Receptor Information
>1gai Chain A (length=472) Species: 105351 (Aspergillus awamori) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ATLDSWLSNEATVARTAILNNIGADGAWVSGADSGIVVASPSTDNPDYFY
TWTRDSGLVIKTLVDLFRNGDTDLLSTIEHYISSQAIIQGVSNPSGDLSS
GGLGEPKFNVDETAYTGSWGRPQRDGPALRATAMIGFGQWLLDNGYTSAA
TEIVWPLVRNDLSYVAQYWNQTGYDLWEEVNGSSFFTIAVQHRALVEGSA
FATAVGSSCSWCDSQAPQILCYLQSFWTGSYILANFDSSRSGKDTNTLLG
SIHTFDPEAGCDDSTFQPCSPRALANHKEVVDSFRSIYTLNDGLSDSEAV
AVGRYPEDSYYNGNPWFLCTLAAAEQLYDALYQWDKQGSLEITDVSLDFF
KALYSGAATGTYSSSSSTYSSIVSAVKTFADGFVSIVETHAASNGSLSEQ
FDKSDGDELSARDLTWSYAALLTANNRRNSVVPPSWGETSASSVPGTCAA
TSASGTYSSVTVTSWPSIVATG
Ligand information
Ligand IDRY7
InChIInChI=1S/C13H25NO8/c1-4-7(10(18)12(20)13(21)22-4)14-6-2-5(3-15)8(16)11(19)9(6)17/h4-21H,2-3H2,1H3/t4-,5-,6+,7-,8-,9+,10+,11+,12-,13+/m1/s1
InChIKeyPFUNPXBPUXETIR-KJEWDVBSSA-N
SMILES
SoftwareSMILES
CACTVS 3.385C[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1N[C@H]2C[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O
OpenEye OEToolkits 2.0.7CC1C(C(C(C(O1)O)O)O)NC2CC(C(C(C2O)O)O)CO
OpenEye OEToolkits 2.0.7C[C@@H]1[C@H]([C@@H]([C@H]([C@H](O1)O)O)O)N[C@H]2C[C@@H]([C@H]([C@@H]([C@H]2O)O)O)CO
CACTVS 3.385C[CH]1O[CH](O)[CH](O)[CH](O)[CH]1N[CH]2C[CH](CO)[CH](O)[CH](O)[CH]2O
ACDLabs 12.01C1(CC(C(C(C1O)O)O)CO)NC2C(C(C(O)OC2C)O)O
FormulaC13 H25 N O8
Name4,6-dideoxy-4-{[(1S,2S,3S,4R,5R)-2,3,4-trihydroxy-5-(hydroxymethyl)cyclohexyl]amino}-alpha-D-glucopyranose
ChEMBL
DrugBank
ZINC
PDB chain1gai Chain D Residue 3 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1gai Crystallographic complexes of glucoamylase with maltooligosaccharide analogs: relationship of stereochemical distortions at the nonreducing end to the catalytic mechanism.
Resolution1.7 Å
Binding residue
(original residue number in PDB)
Y48 W52 R54 D55 L177 W178 E179 E180 R305 W317
Binding residue
(residue number reindexed from 1)
Y48 W52 R54 D55 L176 W177 E178 E179 R304 W316
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) W120 D176 E179 E180 E400
Catalytic site (residue number reindexed from 1) W119 D175 E178 E179 E399
Enzyme Commision number 3.2.1.3: glucan 1,4-alpha-glucosidase.
Gene Ontology
Molecular Function
GO:0004339 glucan 1,4-alpha-glucosidase activity
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0005976 polysaccharide metabolic process

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Molecular Function

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Biological Process
External links
PDB RCSB:1gai, PDBe:1gai, PDBj:1gai
PDBsum1gai
PubMed8679589
UniProtP69327|AMYG_ASPAW Glucoamylase (Gene Name=GLAA)

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