Structure of PDB 1qi5 Chain A Binding Site BS03

Receptor Information
>1qi5 Chain A (length=418) Species: 316 (Stutzerimonas stutzeri) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DQAGKSPNAVRYHGGDEIILQGFHWNVVREAPNDWYNILRQQAATIAADG
FSAIWMPVPWRDFSSWSDGSKSGGGEGYFWHDFNKNGRYGSDAQLRQAAS
ALGGAGVKVLYDVVPNHMNRGYPDKEINLPAGQGFWRNDCADPGNYPNDC
DDGDRFIGGDADLNTGHPQVYGMFRDEFTNLRSQYGAGGFRFDFVRGYAP
ERVNSWMTDSADNSFCVGELWKGPSEYPNWDWRNTASWQQIIKDWSDRAK
CPVFDFALKERMQNGSIADWKHGLNGNPDPRWREVAVTFVDNHNTGYSPG
QNGGQHHWALQDGLIRQAYAYILTSPGTPVVYWDHMYDWGYGDFIRQLIQ
VRRAAGVRADSAISFHSGYSGLVATVSGSQQTLVVALNSDLGNPGQVASG
SFSEAVNASNGQVRVWRS
Ligand information
Ligand IDGLC
InChIInChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3-,4+,5-,6+/m1/s1
InChIKeyWQZGKKKJIJFFOK-DVKNGEFBSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(C1C(C(C(C(O1)O)O)O)O)O
OpenEye OEToolkits 1.5.0C([C@@H]1[C@H]([C@@H]([C@H]([C@H](O1)O)O)O)O)O
CACTVS 3.341OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
CACTVS 3.341OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1O
ACDLabs 10.04OC1C(O)C(OC(O)C1O)CO
FormulaC6 H12 O6
Namealpha-D-glucopyranose;
alpha-D-glucose;
D-glucose;
glucose
ChEMBLCHEMBL423707
DrugBank
ZINCZINC000003861213
PDB chain1qi5 Chain B 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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PDB1qi5 Roles of catalytic residues in alpha-amylases as evidenced by the structures of the product-complexed mutants of a maltotetraose-forming amylase.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		W66 F79 I157
Binding residue
(residue number reindexed from 1)		W66 F79 I157
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D193 E219 N294
Catalytic site (residue number reindexed from 1) D193 E219 N294
Enzyme Commision number 3.2.1.60: glucan 1,4-alpha-maltotetraohydrolase.
Gene Ontology
Biological Process
GO:0005975 carbohydrate metabolic process

View graph for
Biological Process
External links
PDB RCSB:1qi5, PDBe:1qi5, PDBj:1qi5
PDBsum1qi5
PubMed10556241
UniProtP13507|AMT4_STUST Glucan 1,4-alpha-maltotetraohydrolase (Gene Name=amyP)

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