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Crystal structure of human heme oxygenase 1 H25R with biliverdin bound

Analyse Crystal structure of human heme oxygenase 1 H25R with biliverdin bound in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
5BTQ
Type
protein
Length
428 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Heme oxygenase 1
EC
1.14.99.3
UniProt
P09601
Ligands
BLA, SO4
Pockets
5 · best druggability 0.76

Structure

x-ray diffraction · 2 distinct chains · 76% helix, 0% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AHeme oxygenase 1 (EC 1.14.99.3)protein21377% helix, 0% strandP09601
BHeme oxygenase 1 (EC 1.14.99.3)protein21576% helix, 0% strandP09601

Ligands and binding sites

  • BLA · Biliverdine IX alpha · ligand · 2 copies · chains A, B
  • SO4 · Sulfate ion · ion · chains A

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

Pockets

5 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
13910.760.8540BLA
24020.750.8541BLA
33060.620.7936empty
41600.450.7621empty
51040.440.7820empty

Interfaces

1 interface between chains.

  • A–B · 1193 Ų buried · 24 hydrogen bonds · protein-protein

Compared structures

  • 5BTQ · Crystal structure of human heme oxygenase 1 H25R with biliverdin bound · the same entry in another collection · chain A against A, TM-score 1.00
  • P09601 · AlphaFold monomer V2.0 prediction for heme oxygenase 1 (P09601) · a predicted model of the same protein · chain B against A, TM-score 0.98

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