1sql

X-ray diffraction
2.2Å resolution

Crystal structure of 7,8-dihydroneopterin aldolase in complex with guanine

Released:

Function and Biology Details

Reaction catalysed:
7,8-dihydroneopterin = 6-hydroxymethyl-7,8-dihydropterin + glycolaldehyde
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo octamer (preferred)
PDBe Complex ID:
PDB-CPX-193455 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Dihydroneopterin aldolase 1 Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Length: 146 amino acids
Theoretical weight: 16.3 KDa
Source organism: Arabidopsis thaliana
UniProt:
  • Canonical: Q9SF23 (Residues: 1-146; Coverage: 100%)
Gene names: At3g11750, F26K24.4, FOLB1
Sequence domains: Dihydroneopterin aldolase
Structure domains: GTP Cyclohydrolase I, domain 2

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P1
Unit cell:
a: 63.55Å b: 84.22Å c: 89.05Å
α: 90.14° β: 89.99° γ: 76.17°
R-values:
R R work R free
0.204 0.204 0.26