4ay1

X-ray diffraction
1.95Å resolution

Human YKL-39 is a pseudo-chitinase with retained chitooligosaccharide binding properties

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Chitinase-3-like protein 2 Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 365 amino acids
Theoretical weight: 40.99 KDa
Source organism: Homo sapiens
Expression system: Komagataella phaffii GS115
UniProt:
  • Canonical: Q15782 (Residues: 26-390; Coverage: 100%)
Gene name: CHI3L2
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: C2
Unit cell:
a: 255.686Å b: 152.543Å c: 138.186Å
α: 90° β: 94.62° γ: 90°
R-values:
R R work R free
0.192 0.191 0.239
Expression system: Komagataella phaffii GS115