1f58

X-ray diffraction
2Å resolution

IGG1 FAB FRAGMENT (58.2) COMPLEX WITH 24-RESIDUE PEPTIDE (RESIDUES 308-333 OF HIV-1 GP120 (MN ISOLATE) WITH ALA TO AIB SUBSTITUTION AT POSITION 323

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-134484 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Ig kappa chain V-III region PC 7183 Chain: L
Molecule details ›
Chain: L
Length: 216 amino acids
Theoretical weight: 23.57 KDa
Source organism: Mus musculus
UniProt:
  • Canonical: P01666 (Residues: 1-111; Coverage: 100%)
Sequence domains: Immunoglobulin V-set domain
Structure domains: Immunoglobulins
Ig-like domain-containing protein Chain: H
Molecule details ›
Chain: H
Length: 228 amino acids
Theoretical weight: 24.86 KDa
Source organism: Mus musculus
UniProt:
  • Canonical: Q99LC4 (Residues: 20-49, 50-128, 129-241; Coverage: 50%)
Gene name: Igh
Sequence domains:
Structure domains: Immunoglobulins
Surface protein gp120 Chain: P
Molecule details ›
Chain: P
Length: 23 amino acids
Theoretical weight: 2.73 KDa
Source organism: HIV-1 M:B_MN
Expression system: Not provided
UniProt:
  • Canonical: P05877 (Residues: 306-328; Coverage: 3%)
Gene name: env

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: C2
Unit cell:
a: 72.89Å b: 71.91Å c: 88.25Å
α: 90° β: 98.31° γ: 90°
R-values:
R R work R free
0.196 0.196 0.256
Expression system: Not provided