Structure of PDB 4qwp Chain B

Receptor sequence
>4qwpB (length=237) Species: 201382 (Pseudomonas sp. A-01) [Search protein sequence]
GTVDLDAPVQKDTAMSLVSSFENSSTDWQAQYGYLEDIAAGRGYTGGLIG
FTSGTGDMLELVRAYSASSPGNPLEQYIPALEAVNGTDSHAGLGQGFEQA
WADAAETSEFRAAQDAERDRVYFDPAVAQGKADGLSALGQFAYYDTLVVH
GPGSQRDAFGGIRAEALSAALPPSQGGDETEYLEAFFDARNVIMREEPAH
ADTSRIDTAQRVFLQNGNFDLERPLTWSVYGDQYSLN
3D structure
PDB4qwp Structural and biochemical insights into the degradation mechanism of chitosan by chitosanase OU01.
ChainB
Resolution1.7 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E25 A43 T48
Catalytic site (residue number reindexed from 1) E22 A40 T45
Enzyme Commision number 3.2.1.132: chitosanase.
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 GCS B S27 Y233 D235 S24 Y230 D232
BS02 GCS B E25 N26 S27 Y233 E22 N23 S24 Y230
BS03 GCS B E25 Y37 E22 Y34
BS04 GCS B E25 R45 G53 V152 H203 E22 R42 G50 V149 H200
BS05 GCS B R45 T58 D60 Y125 R42 T55 D57 Y122
BS06 GCS B G154 P155 G151 P152
Gene Ontology
Molecular Function
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0016977 chitosanase activity
Biological Process
GO:0005975 carbohydrate metabolic process
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4qwp, PDBe:4qwp, PDBj:4qwp
PDBsum4qwp
PubMed26145578
UniProtQ8KZM5

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