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Cefditoren-acylated penicillin-binding protein 2X (PBP2X) from streptococcus pneumoniae

Analyse Cefditoren-acylated penicillin-binding protein 2X (PBP2X) from streptococcus… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
2Z2M
Type
protein
Length
1,234 residues
Chains
6
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Penicillin-binding protein 2X
UniProt
P59676
Ligands
CDS, SO4
Pockets
16 · best druggability 0.72

Structure

x-ray diffraction · 5 distinct chains · 29% helix, 25% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
APenicillin-binding protein 2Xprotein15933% helix, 27% strandP59676
BPenicillin-binding protein 2Xprotein36333% helix, 23% strandP59676
C, FPenicillin-binding protein 2Xprotein12517% helix, 31% strandP59676
DPenicillin-binding protein 2Xprotein10023% helix, 34% strandP59676
EPenicillin-binding protein 2Xprotein36230% helix, 22% strandP59676

Ligands and binding sites

  • CDS · (2R)-2-[(1R)-1-{[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino}-2-oxoethyl]-5-[(Z)-2-(4-methyl-1,3-thiazol-5-yl)vinyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid · ligand · 2 copies · chains B, E
  • SO4 · Sulfate ion · ion · chains B

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

Pockets

16 pockets found on a 1 Å grid, 9 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
13660.720.8442empty
23950.720.8344empty
36000.670.7756empty
44590.660.7942CDS
53140.620.7936CDS

Interfaces

10 interfaces between chains.

  • A–B · 1780 Ų buried · 29 hydrogen bonds · protein-protein
  • D–E · 1758 Ų buried · 29 hydrogen bonds · protein-protein
  • B–C · 1462 Ų buried · 33 hydrogen bonds · protein-protein
  • E–F · 1454 Ų buried · 31 hydrogen bonds · protein-protein
  • C–F · 219 Ų buried · 2 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 covalent (covalent ligand).

Compared structures

  • 2Z2M · Cefditoren-Acylated Penicillin-Binding Protein 2X (PBP2X) from Streptococcus pneumoniae · the same entry in another collection · chain F against F, TM-score 1.00
  • P59676 · AlphaFold monomer V2.0 prediction for penicillin-binding protein 2X (P59676) · a predicted model of the same protein · chain C against A, TM-score 0.99

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