› 2hcz

X-ray diffraction
2.75Å resolution

Crystal structure of EXPB1 (Zea m 1), a beta-expansin and group-1 pollen allergen from maize

Released:
DOI: 10.2210/pdb2hcz/pdb
PDB entry 2hcz coloured by chain, front view.
PDB entry 2hcz coloured by chain, side view.
PDB entry 2hcz coloured by chain, top view.
Source organism: Zea mays
Primary publication:
Crystal structure and activities of EXPB1 (Zea m 1), a beta-expansin and group-1 pollen allergen from maize.
Yennawar NH, Li LC, Dudzinski DM, Tabuchi A, Cosgrove DJ
Proc Natl Acad Sci U S A 103 14664-71 (2006)
PMID: 16984999

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-157715 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Expansin-B1 Chain: X
Molecule details ›
Chain: X
Length: 245 amino acids
Theoretical weight: 26.93 KDa
Source organism: Zea mays
UniProt:
  • Canonical: P58738 (Residues: 25-269; Coverage: 100%)
Gene names: EXPB1, EXPB1A
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, MAN, XYS, FCA
Carbohydrate polymer
No bound ligands
1 modified residue:
Ligand HYP 1 x HYP

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: C2
Unit cell:
a: 113.408Å b: 44.512Å c: 69.467Å
α: 90° β: 124.64° γ: 90°
R-values:
R R work R free
0.233 0.233 0.29

Quick links

Citations

25 review citations

Growth control and cell wall signaling in plants.
Wolf et al. (2012)
24 more

23 mentions without citation

Relevant B cell epitopes in allergic disease.
Pomés A. (2010)
22 more