PDBe 4keg

X-ray diffraction
2.5Å resolution

Crystal Structure of MBP Fused Human SPLUNC1

Entry authors: Ning F, Wang C, Niu L, Chu HW, Zhang G

Function and Biology Details

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents:
1 distinct polypeptide molecule
BPI fold-containing family A member 1; Maltose/maltodextrin-binding periplasmic protein Chain: A
Molecule details ›
Chain: A
Length: 584 amino acids
Theoretical weight: 62.75 KDa
Source organisms: Expression system: Escherichia coli
  • Canonical: P0AEX9 (Residues: 27-387; Coverage: 98%)
  • Canonical: Q9NP55 (Residues: 43-256; Coverage: 90%)
Gene names: BPIFA1, JW3994, LUNX, NASG, PLUNC, SPLUNC1, SPURT, UNQ787/PRO1606, b4034, malE
Sequence domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P3221
Unit cell:
a: 118.768Å b: 118.768Å c: 98.223Å
α: 90° β: 90° γ: 120°
R R work R free
0.208 0.205 0.259
Expression system: Escherichia coli