Structure of PDB 3fy1 Chain A Binding Site BS01

Receptor Information
>3fy1 Chain A (length=377) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
YQLTCYFTNWAQYRPGLGRFMPDDINPCLCTHLIYAFAGMQNNEITTIEW
NDVTLYQAFNGLKNKNSQLKTLLAIGGWNFGTAPFTAMVSTPENRQTFIT
SVIKFLRQYEFDGLDFDWEYPGSRGSPPQDKHLFTVLVQEMREAFEQEAK
QINKPRLMVTAAVAAGISNIQSGYEIPQLSQYLDYIHVMTYDLHGSWEGY
TGENSPLYKYPTDTGSNAYLNVDYVMNYWKDNGAPAEKLIVGFPTYGHNF
ILSNPSNTGIGAPTSGAGPAGPYAKESGIWAYYEICTFLKNGATQGWDAP
QEVPYAYQGNVWVGYDNVKSFDIKAQWLKHNKFGGAMVWAIDLDDFTGTF
CNQGKFPLISTLKKALGLQSASCTAPA
Ligand information
Ligand IDNA1
InChIInChI=1S/C9H17NO6/c1-4(11)10-6-8(13)7(12)5(3-15-2)16-9(6)14/h5-9,12-14H,3H2,1-2H3,(H,10,11)/t5-,6-,7-,8+,9?/m1/s1
InChIKeyKDTVUHXJRZVEIF-NBTWYFBKSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(=O)N[C@@H]1[C@@H]([C@@H]([C@H](O[C@@H]1O)COC)O)O
OpenEye OEToolkits 1.5.0CC(=O)NC1C(C(C(OC1O)COC)O)O
CACTVS 3.341COC[CH]1O[CH](O)[CH](NC(C)=O)[CH](O)[CH]1O
CACTVS 3.341COC[C@H]1O[C@H](O)[C@H](NC(C)=O)[C@H](O)[C@@H]1O
ACDLabs 10.04O=C(NC1C(O)C(O)C(OC1O)COC)C
FormulaC9 H17 N O6
Name2-acetamido-2-deoxy-6-O-methyl-alpha-D-allopyranose;
METHYL N-ACETYL ALLOSAMINE;
2-(ACETYLAMINO)-2-DEOXY-6-O-METHYL-ALPHA-D-ALLOPYRANOSE;
2-acetamido-2-deoxy-6-O-methyl-alpha-D-allose;
2-acetamido-2-deoxy-6-O-methyl-D-allose;
2-acetamido-2-deoxy-6-O-methyl-allose
ChEMBL
DrugBank
ZINC
PDB chain3fy1 Chain C Residue 2 [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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PDB3fy1 Triad of polar residues implicated in pH specificity of acidic mammalian chitinase.
Resolution1.7 Å
Binding residue
(original residue number in PDB)
W31 N100 E297
Binding residue
(residue number reindexed from 1)
W10 N79 E276
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D136 D138 E140 Y212
Catalytic site (residue number reindexed from 1) D115 D117 E119 Y191
Enzyme Commision number 3.2.1.14: chitinase.
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0008061 chitin binding
Biological Process
GO:0005975 carbohydrate metabolic process

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Molecular Function

View graph for
Biological Process
External links
PDB RCSB:3fy1, PDBe:3fy1, PDBj:3fy1
PDBsum3fy1
PubMed19241384
UniProtQ9BZP6|CHIA_HUMAN Acidic mammalian chitinase (Gene Name=CHIA)

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