MolNFT v1 · #51092 · protein + RNA
Crystal structure of an extended tRNA anticodon stem loop in complex with its cognate mRNA ucgu in the context of the thermus thermophilus 30S subunit.
2UXC · 16S ribosomal RNA: “Crystal structure of an extended tRNA anticodon stem loop in complex with its cognate mRNA ucgu in the…”. X-ray diffraction, 4 ligands (PAR, MG, K), 20 pockets (best druggability 0.86). MolNFT v1 #51092 on…
- PDB
- 2UXC
- Type
- protein + RNA
- Length
- 3,922 residues
- Chains
- 23
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- 16S ribosomal RNA; Ribosomal protein S2; Ribosomal protein S3; Ribosomal protein S4…
- UniProt
- P80371, P80372, P80373, Q5SHQ5, Q5SLP8, P17291, Q5SHQ2, P80374, Q5SHN7, P80376, Q5SHN3, P80377, Q5SHQ1, Q5SJ76, Q5SJH3, Q5SHP7, Q5SLQ0, Q5SHP2, P80380, Q5SIH3
- Ligands
- PAR, MG, K, ZN
- Pockets
- 20 · best druggability 0.86
Structure
x-ray diffraction · 23 distinct chains · 35% helix, 18% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | 16S ribosomal RNA | rna | 1513 | — | — |
| B | Ribosomal protein S2 | protein | 234 | 44% helix, 10% strand | P80371 |
| C | Ribosomal protein S3 | protein | 206 | 29% helix, 18% strand | P80372 |
| D | Ribosomal protein S4 | protein | 208 | 38% helix, 9% strand | P80373 |
| E | Ribosomal protein S5 | protein | 150 | 30% helix, 40% strand | Q5SHQ5 |
| F | Ribosomal protein S6 | protein | 101 | 29% helix, 41% strand | Q5SLP8 |
| G | Ribosomal protein S7 | protein | 155 | 57% helix, 6% strand | P17291 |
| H | Ribosomal protein S8 | protein | 138 | 28% helix, 31% strand | Q5SHQ2 |
| I | Ribosomal protein S9 | protein | 127 | 31% helix, 20% strand | P80374 |
| J | Ribosomal protein S10 | protein | 98 | 18% helix, 17% strand | Q5SHN7 |
| K | Ribosomal protein S11 | protein | 119 | 28% helix, 26% strand | P80376 |
| L | Ribosomal protein S12 | protein | 124 | 5% helix, 20% strand | Q5SHN3 |
| M | Ribosomal protein S13 | protein | 125 | 47% helix, 2% strand | P80377 |
| N | Ribosomal protein S14 | protein | 60 | 27% helix, 3% strand | Q5SHQ1 |
| O | Ribosomal protein S15 | protein | 88 | 73% helix, 0% strand | Q5SJ76 |
| P | Ribosomal protein S16 | protein | 83 | 22% helix, 30% strand | Q5SJH3 |
| Q | Ribosomal protein S17 | protein | 104 | 13% helix, 55% strand | Q5SHP7 |
| R | Ribosomal protein S18 | protein | 73 | 38% helix, 8% strand | Q5SLQ0 |
| S | Ribosomal protein S19 | protein | 80 | 24% helix, 19% strand | Q5SHP2 |
| T | Ribosomal protein S20 | protein | 99 | 67% helix, 0% strand | P80380 |
| U | Ribosomal protein thx | protein | 24 | 25% helix, 8% strand | Q5SIH3 |
| X | A-site messenger RNA fragment cggg | rna | 9 | — | — |
| Y | Anticodon stem-loop of transfer RNA with anticodon acga | rna | 4 | — | — |
Ligands and binding sites
- PAR · Paromomycin · ligand · chains A
- MG · Magnesium ion · metal · 192 copies · chains A, E, N, C, U, D, L, T, Y, J, M, B, Q, K, F, P
- K · Potassium ion · metal · 26 copies · chains A, L, M, E
- ZN · Zinc ion · metal · 2 copies · chains D, A, N
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 689 | 0.86 | 0.90 | 61 | MG |
| 2 | 975 | 0.85 | 0.87 | 70 | MG |
| 3 | 724 | 0.84 | 0.88 | 73 | MG, K |
| 4 | 792 | 0.84 | 0.88 | 65 | MG |
| 5 | 1044 | 0.84 | 0.85 | 82 | MG |
Interfaces
47 interfaces between chains.
- A–L · 3338 Ų buried · 99 hydrogen bonds · protein-nucleic
- A–I · 3077 Ų buried · 95 hydrogen bonds · protein-nucleic
- A–D · 2998 Ų buried · 87 hydrogen bonds · protein-nucleic
- A–Q · 2798 Ų buried · 68 hydrogen bonds · protein-nucleic
- A–T · 2646 Ų buried · 69 hydrogen bonds · protein-nucleic
Compared structures
- 2UXC · Crystal structure of an extended tRNA anticodon stem loop in complex with its cognate… · 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 P80371
- Every structure of UniProt P80372
- Every structure of UniProt P80373
- Every structure of UniProt Q5SHQ5
- Every structure of UniProt Q5SLP8
- Every structure of UniProt P17291
- Every structure of UniProt Q5SHQ2
- Every structure of UniProt P80374
- Every structure of UniProt Q5SHN7
- Every structure of UniProt P80376
- Every structure of UniProt Q5SHN3
- Every structure of UniProt P80377
- Every structure of UniProt Q5SHQ1
- Every structure of UniProt Q5SJ76
- Every structure of UniProt Q5SJH3
- Every structure of UniProt Q5SHP7
- Every structure of UniProt Q5SLQ0
- Every structure of UniProt Q5SHP2
- Every structure of UniProt P80380
- Every structure of UniProt Q5SIH3
- Elsewhere: RCSB PDB 2UXC · PDBe 2UXC · UniProt P80371 · UniProt P80372 · UniProt P80373 · UniProt Q5SHQ5 · UniProt Q5SLP8 · UniProt P17291 · UniProt Q5SHQ2 · UniProt P80374 · UniProt Q5SHN7 · UniProt P80376 · UniProt Q5SHN3 · UniProt P80377 · UniProt Q5SHQ1 · UniProt Q5SJ76 · UniProt Q5SJH3 · UniProt Q5SHP7 · UniProt Q5SLQ0 · UniProt Q5SHP2 · UniProt P80380 · UniProt Q5SIH3
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