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Crystal structure of wild type echint gmp complex

Analyse Crystal structure of wild type echint gmp complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
3N1S
Type
protein
Length
931 residues
Chains
8
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Hit-like protein hint
UniProt
P0ACE7
Ligands
5GP
Pockets
8 · best druggability 0.79

Structure

x-ray diffraction · 6 distinct chains · 29% helix, 23% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AHit-like protein hintprotein11728% helix, 24% strandP0ACE7
B, FHit-like protein hintprotein11829% helix, 22% strandP0ACE7
EHit-like protein hintprotein11529% helix, 24% strandP0ACE7
IHit-like protein hintprotein11427% helix, 23% strandP0ACE7
JHit-like protein hintprotein11929% helix, 24% strandP0ACE7
M, NHit-like protein hintprotein11530% helix, 24% strandP0ACE7

Ligands and binding sites

  • 5GP · Guanosine-5'-monophosphate · ligand · 8 copies · chains A, J, B, E, F, I, M, N
  • EDO · 1,2-ethanediol · additive · 25 copies · chains A, B, I, J, E, F, M, N

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
19630.790.81845GP, EDO
27050.740.80795GP, EDO
33850.630.7842empty
41180.420.7627EDO, 5GP
51020.380.75235GP, EDO

Interfaces

13 interfaces between chains.

  • A–B · 2146 Ų buried · 43 hydrogen bonds · protein-protein
  • E–F · 2113 Ų buried · 44 hydrogen bonds · protein-protein
  • I–J · 2084 Ų buried · 40 hydrogen bonds · protein-protein
  • M–N · 2078 Ų buried · 41 hydrogen bonds · protein-protein
  • A–J · 274 Ų buried · 1 hydrogen bond · protein-protein

Compared structures

  • 3N1S · Crystal structure of wild type ecHint GMP complex · the same entry in another collection · chain N against N, TM-score 1.00
  • P0ACE7 · AlphaFold monomer V2.0 prediction for purine nucleoside phosphoramidase (P0ACE7) · a predicted model of the same protein · chain M against A, TM-score 0.99

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