Structure of PDB 1waw Chain A

Receptor sequence
>1wawA (length=365) Species: 9606 (Homo sapiens) [Search protein sequence]
AKLVCYFTNWAQYRQGEARFLPKDLDPSLCTHLIYAFAGMTNHQLSTTEW
NDETLYQEFNGLKKMNPKLKTLLAIGGWNFGTQKFTDMVATANNRQTFVN
SAIRFLRKYSFDGLDLDWEYPGSQGSPAVDKERFTTLVQDLANAFQQEAQ
TSGKERLLLSAAVPAGQTYVDAGYEVDKIAQNLDFVNLMAYDFHGSWEKV
TGHNSPLYKRQEESGAAASLNVDAAVQQWLQKGTPASKLILGMPTYGRSF
TLASSSDTRVGAPATGSGTPGPFTKEGGMLAYYEVCSWKGATKQRIQDQK
VPYIFRDNQWVGFDDVESFKTKVSYLKQKGLGGAMVWALDLDDFAGFSCN
QGRYPLIQTLRQELS
3D structure
PDB1waw Specificity and Affinity of Natural Product Cyclopentapeptide Inhibitors Against Aspergillus Fumigatus, Human and Bacterial Chitinases
ChainA
Resolution1.75 Å
3D
structure
Catalytic site residues are labeled in the structure
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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.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide A Y27 W99 E140 A183 M210 Y212 D213 W218 Y267 R269 E297 M300 W360 L387 S388 Y6 W78 E119 A162 M189 Y191 D192 W197 Y246 R248 E276 M279 W337 L364 S365
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0004568 chitinase activity
GO:0005515 protein binding
GO:0008061 chitin binding
GO:0008843 endochitinase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
Biological Process
GO:0000272 polysaccharide catabolic process
GO:0005975 carbohydrate metabolic process
GO:0006032 chitin catabolic process
GO:0006955 immune response
GO:0009617 response to bacterium
GO:0044245 polysaccharide digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005764 lysosome
GO:0035580 specific granule lumen
GO:1904724 tertiary granule lumen

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1waw, PDBe:1waw, PDBj:1waw
PDBsum1waw
PubMed15664516
UniProtQ13231|CHIT1_HUMAN Chitotriosidase-1 (Gene Name=CHIT1)

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