› 1zbw

X-ray diffraction
2.8Å resolution

Crystal structure of the complex formed between signalling protein from goat mammary gland (SPG-40) and a tripeptide Trp-Pro-Trp at 2.8A resolution

Released:
DOI: 10.2210/pdb1zbw/pdb
PDB entry 1zbw coloured by chain, front view.
PDB entry 1zbw coloured by chain, side view.
PDB entry 1zbw coloured by chain, top view.
Source organism: Capra hircus
Entry authors: Kumar J, Ethayathulla AS, Srivastava DB, Singh N, Sharma S, Somvanshi RK, Dey S, Singh TP

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-162598 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Chitinase-3-like protein 1 Chain: A
Molecule details ›
Chain: A
Length: 361 amino acids
Theoretical weight: 40.73 KDa
Source organism: Capra hircus
UniProt:
  • Canonical: Q8SPQ0 (Residues: 22-383; Coverage: 100%)
Gene name: CHI3L1
Sequence domains: Glycosyl hydrolases family 18
Structure domains:
WPW Chain: D
Molecule details ›
Chain: D
Length: 3 amino acids
Theoretical weight: 488 Da
Source organism: Capra hircus
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand NAG 2 x NAG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P212121
Unit cell:
a: 63.037Å b: 66.28Å c: 107.915Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.188 0.187 0.204
Expression system: Not provided

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