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Crystal structure of the periplasmic chaperone skp

Analyse Crystal structure of the periplasmic chaperone skp in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
1SG2
Type
protein
Length
392 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Seventeen kilodalton protein
UniProt
P0AEU7
Pockets
1 · best druggability 0.40

Structure

x-ray diffraction · 3 distinct chains · 68% helix, 10% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ASeventeen kilodalton proteinprotein14167% helix, 10% strandP0AEU7
BSeventeen kilodalton proteinprotein10962% helix, 13% strandP0AEU7
CSeventeen kilodalton proteinprotein14274% helix, 9% strandP0AEU7

Pockets

1 pocket found on a 1 Å grid, 0 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
1840.400.7818empty

Interfaces

3 interfaces between chains.

  • A–C · 944 Ų buried · 16 hydrogen bonds · protein-protein
  • A–B · 549 Ų buried · 8 hydrogen bonds · protein-protein
  • B–C · 548 Ų buried · 8 hydrogen bonds · protein-protein

Compared structures

  • 1SG2 · Crystal structure of the periplasmic chaperone Skp · the same entry in another collection · chain B against B, TM-score 1.00
  • P0AEU7 · AlphaFold monomer V2.0 prediction for chaperone protein skp (P0AEU7) · a predicted model of the same protein · chain C against A, TM-score 0.96

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