4li2

X-ray diffraction
3.19Å resolution

Crystal Structures of Lgr4 and its complex with R-spondin1

Released:
Source organisms:
Primary publication:
Crystal structures of Lgr4 and its complex with R-spondin1.
Structure 21 1683-9 (2013)
PMID: 23891289

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-109116 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Leucine-rich repeat-containing G-protein coupled receptor 4 Chain: A
Molecule details ›
Chain: A
Length: 432 amino acids
Theoretical weight: 47.54 KDa
Source organism: Xenopus tropicalis
Expression system: Homo sapiens
UniProt:
  • Canonical: B0BLW3 (Residues: 23-454; Coverage: 46%)
Gene name: lgr4
Sequence domains: Leucine rich repeat
Structure domains: Ribonuclease Inhibitor
R-spondin-1 Chain: B
Molecule details ›
Chain: B
Length: 112 amino acids
Theoretical weight: 12.15 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: Q2MKA7 (Residues: 33-144; Coverage: 46%)
Gene name: RSPO1
Sequence domains: Furin-like repeat, cysteine-rich
Structure domains: Hormone Receptor, Insulin-like Growth Factor Receptor 1; Chain A, domain 2

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: C2221
Unit cell:
a: 103.379Å b: 160.923Å c: 82.216Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.235 0.229 0.284
Expression system: Homo sapiens