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Crystal structure of VAT(D) (form I)

Analyse Crystal structure of VAT(D) (form I) in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
1KK6
Type
protein
Length
619 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Streptogramin a acetyltransferase
EC
2.3.1.-
UniProt
P50870
Pockets
4 · best druggability 0.75

Structure

x-ray diffraction · 2 distinct chains · 25% helix, 21% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, BStreptogramin a acetyltransferase (EC 2.3.1.-)protein20727% helix, 21% strandP50870
CStreptogramin a acetyltransferase (EC 2.3.1.-)protein20524% helix, 21% strandP50870

Pockets

4 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
16180.750.8158empty
25480.720.8060empty
35310.720.8054empty
45680.690.7854empty

Interfaces

3 interfaces between chains.

  • B–C · 1349 Ų buried · 12 hydrogen bonds · protein-protein
  • A–C · 1347 Ų buried · 14 hydrogen bonds · protein-protein
  • A–B · 1330 Ų buried · 11 hydrogen bonds · protein-protein

Compared structures

  • 1KK6 · Crystal Structure of Vat(D) (Form I) · the same entry in another collection · chain A against A, TM-score 1.00
  • P50870 · AlphaFold monomer V2.0 prediction for streptogramin a acetyltransferase (P50870) · a predicted model of the same protein · chain A against A, TM-score 0.98

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