Research workbench
Lacto-N-biosidase from bifidobacterium bifidum
Analyse Lacto-N-biosidase from bifidobacterium bifidum in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4H04
- Type
- protein
- Length
- 1,265 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Lacto-N-biosidase
- EC
- 3.2.1.140
- UniProt
- B3TLD6
- Ligands
- NAG, GAL, SO4
- Pockets
- 14 · best druggability 0.63
Structure
x-ray diffraction · 2 distinct chains · 31% helix, 24% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Lacto-N-biosidase (EC 3.2.1.140) | protein | 633 | 31% helix, 24% strand | B3TLD6 |
| B | Lacto-N-biosidase (EC 3.2.1.140) | protein | 632 | 30% helix, 25% strand | B3TLD6 |
Ligands and binding sites
- NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 2 copies · chains A, B
- GAL · beta-D-galactopyranose · sugar · 2 copies · chains A, B
- SO4 · Sulfate ion · ion · 8 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
14 pockets found on a 1 Å grid, 6 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 491 | 0.63 | 0.76 | 50 | empty |
| 2 | 439 | 0.63 | 0.77 | 52 | empty |
| 3 | 164 | 0.57 | 0.81 | 21 | NAG, GAL, SO4 |
| 4 | 152 | 0.57 | 0.82 | 18 | NAG, GAL, SO4 |
| 5 | 209 | 0.53 | 0.78 | 36 | empty |
Interfaces
1 interface between chains.
- A–B · 1845 Ų buried · 32 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 disulfide (disulfide).
Compared structures
- 4H04 · Lacto-N-biosidase from Bifidobacterium bifidum · the same entry in another collection · 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 B3TLD6
- Elsewhere: RCSB PDB 4H04 · PDBe 4H04 · UniProt B3TLD6
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