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Structure of thermotoga maritima smpb

Analyse Structure of thermotoga maritima smpb in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7LJP
Type
protein
Length
419 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Ssra-binding protein
UniProt
P56944
Ligands
SO4
Pockets
4 · best druggability 0.72

Structure

x-ray diffraction · 3 distinct chains · 22% helix, 40% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ASsra-binding proteinprotein13520% helix, 42% strandP56944
BSsra-binding proteinprotein13320% helix, 44% strandP56944
CSsra-binding proteinprotein15126% helix, 36% strandP56944

Ligands and binding sites

  • SO4 · Sulfate ion · ion · 7 copies · chains A, C, B
  • DIO · 1,4-diethylene dioxide · additive · 10 copies · chains A, B, C
  • GOL · Glycerol · additive · 5 copies · chains A, B, C

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
18760.720.7787DIO, SO4, GOL
21520.470.7725GOL
3620.320.7618empty
4650.290.7312empty

Interfaces

3 interfaces between chains.

  • A–C · 779 Ų buried · 9 hydrogen bonds · protein-protein
  • A–B · 486 Ų buried · 6 hydrogen bonds · protein-protein
  • B–C · 91 Ų buried · 0 hydrogen bonds · protein-protein

Compared structures

  • 7LJP · Structure of Thermotoga maritima SmpB · the same entry in another collection · chain A against A, TM-score 1.00
  • P56944 · AlphaFold monomer V2.0 prediction for ssra-binding protein (P56944) · a predicted model of the same protein · chain B against A, TM-score 0.91

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