4csa

X-ray diffraction
2.28Å resolution

Crystal structure of the asymmetric human metapneumovirus M2-1 tetramer bound to a DNA 4-mer

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-117300 (preferred)
Entry contents:
2 distinct polypeptide molecules
1 distinct DNA molecule
Macromolecules (3 distinct):
Protein M2-1 Chains: A, B, E
Molecule details ›
Chains: A, B, E
Length: 189 amino acids
Theoretical weight: 21.43 KDa
Source organism: Human metapneumovirus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8QN58 (Residues: 1-187; Coverage: 100%)
Gene names: M2, M2-1
Sequence domains:
Structure domains: Pneumovirus matrix protein 2 (M2), zinc-binding domain
Protein M2-1 Chain: C
Molecule details ›
Chain: C
Length: 189 amino acids
Theoretical weight: 21.44 KDa
Source organism: Human metapneumovirus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8QN58 (Residues: 1-187; Coverage: 100%)
Gene names: M2, M2-1
Sequence domains:
Structure domains: Pneumovirus matrix protein 2 (M2), zinc-binding domain
5'-D(*AP*GP*TP*TP*AP)-3' Chain: G
Molecule details ›
Chain: G
Length: 5 nucleotides
Theoretical weight: 1.52 KDa

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P21
Unit cell:
a: 50.14Å b: 93.9Å c: 85.51Å
α: 90° β: 95.82° γ: 90°
R-values:
R R work R free
0.195 0.194 0.222
Expression system: Escherichia coli BL21(DE3)