› 1a3i

X-ray diffraction
1.97Å resolution

X-RAY CRYSTALLOGRAPHIC DETERMINATION OF A COLLAGEN-LIKE PEPTIDE WITH THE REPEATING SEQUENCE (PRO-PRO-GLY)

Released:
DOI: 10.2210/pdb1a3i/pdb
PDB entry 1a3i coloured by chain, front view.
PDB entry 1a3i coloured by chain, side view.
PDB entry 1a3i coloured by chain, top view.
Source organism: Unidentified
Primary publication:
X-ray crystallographic determination of a collagen-like peptide with the repeating sequence (Pro-Pro-Gly).
Kramer RZ, Vitagliano L, Bella J, Berisio R, Mazzarella L, Brodsky B, Zagari A, Berman HM
J Mol Biol 280 623-38 (1998)
PMID: 9677293

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero pentadecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-162094 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
COLLAGEN-LIKE PEPTIDE Chain: A
Molecule details ›
Chain: A
Length: 9 amino acids
Theoretical weight: 772 Da
Source organism: Unidentified
Expression system: Not provided
COLLAGEN-LIKE PEPTIDE Chains: B, C
Molecule details ›
Chains: B, C
Length: 6 amino acids
Theoretical weight: 521 Da
Source organism: Unidentified
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand ACY 2 x ACY
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 26.82Å b: 26.29Å c: 20.18Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.181 0.181 not available
Expression system: Not provided

Quick links

Citations

13 review citations

The structure of "unstructured" regions in peptides and proteins: role of the polyproline II helix in protein folding and recognition.
Rath et al. (2005)
12 more

2 mentions without citation

Role of hydration force in the self-assembly of collagens and amyloid steric zipper filaments.
Ravikumar et al. (2011)
1 more