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MolNFT v1 · #184226 · protein

Glycosylation in the crystal structure of neutrophil myeloperoxidase

7OIH: “Glycosylation in the crystal structure of neutrophil myeloperoxidase”. X-ray diffraction, 10 ligands (HEM, 8PR, NAG), 20 pockets (best druggability 0.82). MolNFT v1 #184226 on GenesisL1: 3D structure, binding sites and pockets in…

PDB
7OIH
Type
protein
Length
4,567 residues
Chains
8
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Myeloperoxidase
EC
1.11.2.2
UniProt
P05164
Ligands
HEM, 8PR, NAG, MAN, BMA, FUC, CA, CL, PO4, SCN
Pockets
20 · best druggability 0.82

Structure

x-ray diffraction · 7 distinct chains · 37% helix, 9% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AMyeloperoxidase (EC 1.11.2.2)protein57337% helix, 9% strandP05164
BMyeloperoxidase (EC 1.11.2.2)protein57037% helix, 9% strandP05164
CMyeloperoxidase (EC 1.11.2.2)protein57038% helix, 9% strandP05164
D, HMyeloperoxidase (EC 1.11.2.2)protein57138% helix, 9% strandP05164
EMyeloperoxidase (EC 1.11.2.2)protein57237% helix, 9% strandP05164
FMyeloperoxidase (EC 1.11.2.2)protein57137% helix, 9% strandP05164
GMyeloperoxidase (EC 1.11.2.2)protein56937% helix, 9% strandP05164

Ligands and binding sites

  • HEM · Protoporphyrin IX containing Fe · ligand · 8 copies · chains A, B, C, D, E, F, G, H
  • 8PR · Paroxetine · ligand · 4 copies · chains A, D, F, H
  • NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 58 copies · chains B, D, G, H, A, C, E, F
  • MAN · alpha-D-mannopyranose · sugar · 28 copies · chains H, G, B, A, D, C, F, E
  • BMA · beta-D-mannopyranose · sugar · 19 copies · chains H, G, A, B, D, C, E, F
  • FUC · alpha-L-fucopyranose · sugar · 8 copies · chains G, H, A, B, C, D, E, F
  • CA · Calcium ion · metal · 8 copies · chains A, B, C, D, E, F, G, H
  • CL · Chloride ion · ion · 36 copies · chains A, B, F, C, D, E, G, H
  • PO4 · Phosphate ion · ion · 14 copies · chains A, B, F, C, D, E, G, H
  • SCN · Thiocyanate ion · ion · 10 copies · chains A, B, C, D, E, F, G, H

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
18330.820.8568HEM, SCN
29830.820.8390HEM, SCN, CL, PO4
37840.800.8482empty
46960.800.8469MAN, FUC, CL
57780.800.8360HEM, SCN, 8PR

Interfaces

17 interfaces between chains.

  • A–B · 1442 Ų buried · 12 hydrogen bonds · protein-protein
  • E–F · 1394 Ų buried · 12 hydrogen bonds · protein-protein
  • C–D · 1319 Ų buried · 12 hydrogen bonds · protein-protein
  • G–H · 1282 Ų buried · 14 hydrogen bonds · protein-protein
  • C–H · 826 Ų buried · 11 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 52 disulfide, 29 glycan, 16 cofactor, 8 modified (disulfide, N-glycosylation, heme attachment, oxidation).

Compared structures

  • 7OIH · Glycosylation in the crystal structure of neutrophil myeloperoxidase · the same entry in another collection · chain A against A, TM-score 1.00

Analyse

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