PDBe 4rib

X-ray diffraction
3.25Å resolution

FAN1 Nuclease bound to 5' phosphorylated p(dT) single flap DNA

Released:

Function and Biology Details

Reaction catalysed:
Hydrolytically removes 5'-nucleotides successively from the 3'-hydroxy termini of 3'-hydroxy-terminated oligonucleotides
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
3 distinct DNA molecules
Macromolecules (4 distinct):
Fanconi-associated nuclease 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 651 amino acids
Theoretical weight: 73.93 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9Y2M0 (Residues: 364-1017; Coverage: 63%)
Gene names: FAN1, KIAA1018, MTMR15
Sequence domains: VRR-NUC domain
DNA (5'-D(P*TP*AP*GP*CP*CP*AP*CP*GP*CP*CP*TP*AP*GP*AP*CP*TP*CP*CP*TP*C)-3') Chains: U, X
Molecule details ›
Chains: U, X
Length: 20 nucleotides
Theoretical weight: 6.01 KDa
Source organism: Homo sapiens
Expression system: Not provided
DNA (5'-D(*GP*CP*TP*GP*AP*GP*GP*AP*GP*TP*CP*T)-3') Chains: V, Y
Molecule details ›
Chains: V, Y
Length: 12 nucleotides
Theoretical weight: 3.72 KDa
Source organism: Homo sapiens
Expression system: Not provided
DNA (5'-D(*TP*TP*TP*TP*TP*TP*GP*AP*GP*GP*CP*GP*TP*G)-3') Chains: W, Z
Molecule details ›
Chains: W, Z
Length: 14 nucleotides
Theoretical weight: 4.33 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: P21
Unit cell:
a: 97.697Å b: 110.989Å c: 105.427Å
α: 90° β: 103.75° γ: 90°
R-values:
R R work R free
0.227 0.226 0.265
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided