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Structure of SPF45 uhm bound to HIV-1 rev ulm

Analyse Structure of SPF45 uhm bound to HIV-1 rev ulm in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6HIP
Type
protein
Length
217 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Splicing factor 45; HIV-1 rev (41-49)
UniProt
Q96I25
Ligands
TRP, NA
Pockets
2 · best druggability 0.36

Structure

x-ray diffraction · 2 distinct chains · 27% helix, 24% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, BSplicing factor 45protein10429% helix, 25% strandQ96I25
CHIV-1 rev (41-49)protein90% helix, 11% strand—

Ligands and binding sites

  • TRP · Tryptophan · ligand · chains B
  • NA · Sodium ion · metal · chains A, C

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

2 pockets found on a 1 Å grid, 0 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
1740.360.7614TRP
2580.330.7713empty

Interfaces

3 interfaces between chains.

  • A–C · 787 Ų buried · 22 hydrogen bonds · protein-protein
  • A–B · 345 Ų buried · 4 hydrogen bonds · protein-protein
  • B–C · 294 Ų buried · 7 hydrogen bonds · protein-protein

Compared structures

  • 6HIP · Structure of SPF45 UHM bound to HIV-1 Rev ULM · the same entry in another collection · chain B against B, TM-score 1.00
  • Q96I25 · AlphaFold monomer V2.0 prediction for splicing factor 45 (Q96I25) · a predicted model of the same protein · chain A against A, TM-score 0.94

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