› 3e7r

X-ray diffraction
1Å resolution

X-ray Crystal Structure of Racemic Plectasin

Released:
DOI: 10.2210/pdb3e7r/pdb
PDB entry 3e7r coloured by chain, front view.
PDB entry 3e7r coloured by chain, side view.
PDB entry 3e7r coloured by chain, top view.
Source organism: Pseudoplectania nigrella
Primary publication:
Racemic crystallography of synthetic protein enantiomers used to determine the X-ray structure of plectasin by direct methods.
Mandal K, Pentelute BL, Tereshko V, Thammavongsa V, Schneewind O, Kossiakoff AA, Kent SB
Protein Sci 18 1146-54 (2009)
PMID: 19472324

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-176104 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Fungal defensin plectasin Chain: L
Molecule details ›
Chain: L
Length: 40 amino acids
Theoretical weight: 4.42 KDa
Source organism: Pseudoplectania nigrella
Expression system: Not provided
UniProt:
  • Canonical: Q53I06 (Residues: 56-95; Coverage: 56%)
Gene name: DEF
Sequence domains: Arthropod defensin
Structure domains: Knottin, scorpion toxin-like

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Unit cell:
a: 23.581Å b: 23.812Å c: 24.492Å
α: 109.65° β: 94.95° γ: 97.69°
R-values:
R R work R free
0.203 0.202 0.224
Expression system: Not provided

Quick links

Citations

7 review citations

Rethinking amide bond synthesis.
Pattabiraman et al. (2011)
6 more

9 mentions without citation

Persistent homology analysis of protein structure, flexibility, and folding.
Xia et al. (2014)
8 more