MolNFT v1 · #110094 · protein
Crystal structure of the K499G mutant of nanb sialidase from streptococcus pneumoniae in complex with optactin
4XMA · Sialidase B: “Crystal structure of the K499G mutant of nanb sialidase from streptococcus pneumoniae in complex with optactin”. X-ray diffraction, 1 ligand (OPX), 6 pockets (best druggability 0.60). MolNFT v1 #110094 on GenesisL1: 3D…
- PDB
- 4XMA
- Type
- protein
- Length
- 658 residues
- Chains
- 1
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Sialidase B
- EC
- 3.2.1.18
- UniProt
- Q54727
- Ligands
- OPX
- Pockets
- 6 · best druggability 0.60
Structure
x-ray diffraction · 1 distinct chain · 3% helix, 46% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Sialidase B (EC 3.2.1.18) | protein | 658 | 3% helix, 46% strand | Q54727 |
Ligands and binding sites
- OPX · (1s,3R,4S)-1-[(cyclohexylamino)methyl]-3,4-dihydroxycyclopentanesulfonic acid · ligand · chains A
- DMS · Dimethyl sulfoxide · additive · 3 copies · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
6 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 288 | 0.60 | 0.79 | 38 | DMS |
| 2 | 319 | 0.58 | 0.77 | 31 | OPX |
| 3 | 291 | 0.56 | 0.76 | 30 | empty |
| 4 | 257 | 0.53 | 0.76 | 41 | DMS |
| 5 | 76 | 0.40 | 0.79 | 16 | empty |
Compared structures
- 4XMA · Crystal structure of the K499G mutant of NanB sialidase from streptococcus pneumoniae in… · the same entry in another collection · chain A against A, TM-score 1.00
- Q54727 · AlphaFold monomer V2.0 prediction for sialidase B (Q54727) · a predicted model of the same protein · chain A against A, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt Q54727
- Elsewhere: RCSB PDB 4XMA · PDBe 4XMA · UniProt Q54727
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