MolNFT v1 · #121798 · protein
X-ray crystal structure at 2.12A resolution of human mitochondrial branched chain aminotransferase (bcatm) complexed with a biarl amide compound and an internal aldimine linked plp cofactor.
5I60 · Branched-chain-amino-acid aminotransferase, mitochondrial: “X-ray crystal structure at 2.12A resolution of human mitochondrial branched chain aminotransferase (bcatm)…”. X-ray diffraction, 3 ligands (PLP, 67W, CL), 7 pockets (best…
- PDB
- 5I60
- Type
- protein
- Length
- 716 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Branched-chain-amino-acid aminotransferase, mitochondrial
- EC
- 2.6.1.42
- UniProt
- O15382
- Ligands
- PLP, 67W, CL
- Pockets
- 7 · best druggability 0.73
Structure
x-ray diffraction · 2 distinct chains · 25% helix, 31% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Branched-chain-amino-acid aminotransferase, mitochondrial (EC 2.6.1.42) | protein | 359 | 26% helix, 31% strand | O15382 |
| B | Branched-chain-amino-acid aminotransferase, mitochondrial (EC 2.6.1.42) | protein | 357 | 25% helix, 31% strand | O15382 |
Ligands and binding sites
- PLP · Pyridoxal-5'-phosphate · ligand · 2 copies · chains A, B
- 67W · (2-{[4-(1H-pyrazol-3-yl)phenyl]carbamoyl}phenyl)acetic acid · ligand · 2 copies · chains A, B
- CL · Chloride ion · ion · 2 copies · chains A, B
- EDO · 1,2-ethanediol · additive · 9 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
7 pockets found on a 1 Å grid, 5 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 468 | 0.73 | 0.83 | 53 | PLP, 67W |
| 2 | 113 | 0.72 | 0.93 | 39 | empty |
| 3 | 410 | 0.71 | 0.82 | 48 | PLP, 67W |
| 4 | 186 | 0.58 | 0.81 | 29 | empty |
| 5 | 164 | 0.58 | 0.82 | 23 | empty |
Interfaces
1 interface between chains.
- A–B · 2385 Ų buried · 33 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 cofactor (pyridoxal phosphate Schiff base).
Compared structures
- 5I60 · X-ray crystal structure at 2.12A resolution of human mitochondrial branched chain… · the same entry in another collection · chain A against A, TM-score 1.00
- O15382 · AlphaFold monomer V2.0 prediction for branched-chain-amino-acid aminotransferase… · a predicted model of the same protein · chain A against A, TM-score 0.99
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 O15382
- Elsewhere: RCSB PDB 5I60 · PDBe 5I60 · UniProt O15382
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