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MolNFT v1 · #86042 · protein

Crystal structure, recombinant expression and mutagenesis studies of the bifunctional catalase-phenol oxidase from scytalidium thermophilum

4AUM: “Crystal structure, recombinant expression and mutagenesis studies of the bifunctional catalase-phenol oxidase…”. X-ray diffraction, 2 ligands (HDD, CA), 20 pockets (best druggability 0.86). MolNFT v1 #86042 on GenesisL1: 3D…

PDB
4AUM
Type
protein
Length
2,688 residues
Chains
4
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Catalase-phenol oxidase
EC
1.11.1.6
Ligands
HDD, CA
Pockets
20 · best druggability 0.86

Structure

x-ray diffraction · 3 distinct chains · 33% helix, 19% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ACatalase-phenol oxidase (EC 1.11.1.6)protein67333% helix, 19% strand—
BCatalase-phenol oxidase (EC 1.11.1.6)protein67333% helix, 19% strand—
C, DCatalase-phenol oxidase (EC 1.11.1.6)protein67133% helix, 19% strand—

Ligands and binding sites

  • HDD · Cis-heme D hydroxychlorin gamma-spirolactone · ligand · 4 copies · chains A, C, B, D
  • CA · Calcium ion · metal · 10 copies · chains A, B, C, D
  • 1PE · Pentaethylene glycol · additive · chains A

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

Pockets

20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
12790.860.9753HDD
22780.860.9750HDD
311300.860.87115CA
42570.850.9746HDD
511070.850.86112CA

Interfaces

6 interfaces between chains.

  • B–D · 5695 Ų buried · 85 hydrogen bonds · protein-protein
  • A–C · 5646 Ų buried · 82 hydrogen bonds · protein-protein
  • B–C · 5107 Ų buried · 72 hydrogen bonds · protein-protein
  • A–D · 5088 Ų buried · 70 hydrogen bonds · protein-protein
  • C–D · 2056 Ų buried · 26 hydrogen bonds · protein-protein

Compared structures

  • 4AUM · Crystal structure, recombinant expression and mutagenesis studies of the bifunctional… · the same entry in another collection · chain A against A, TM-score 1.00

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