› 7v2p

Electron Microscopy
3.3Å resolution

T.thermophilus 30S ribosome with KsgA, class K5

Released:
DOI: 10.2210/pdb7v2p/pdb
PDB entry 7v2p coloured by chain, front view.
PDB entry 7v2p coloured by chain, side view.
PDB entry 7v2p coloured by chain, top view.
Source organisms:
Primary publication:
Decoding the Mechanism of Specific RNA Targeting by Ribosomal Methyltransferases.
Singh J, Raina R, Vinothkumar KR, Anand R
ACS Chem Biol 17 829-839 (2022)
PMID: 35316014
Related structures: EMD-31659

Function and Biology Details

Reaction catalysed: 
4 S-adenosyl-L-methionine + adenine(1518)/adenine(1519) in 16S rRNA = 4 S-adenosyl-L-homocysteine + N(6)-dimethyladenine(1518)/N(6)-dimethyladenine(1519) in 16S rRNA
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero 22-mer (preferred)
PDBe Complex ID:
PDB-CPX-534309 (preferred)
Entry contents:
21 distinct polypeptide molecules
1 distinct RNA molecule
Macromolecules (22 distinct):
Small ribosomal subunit protein uS2 Chain: B
Molecule details ›
Chain: B
Length: 256 amino acids
Theoretical weight: 29.32 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80371 (Residues: 1-256; Coverage: 100%)
Gene names: TTHA0861, rps2, rpsB
Sequence domains: Ribosomal protein S2
Small ribosomal subunit protein uS3 Chain: C
Molecule details ›
Chain: C
Length: 239 amino acids
Theoretical weight: 26.75 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80372 (Residues: 1-239; Coverage: 100%)
Gene names: TTHA1686, rps3, rpsC
Sequence domains:
Small ribosomal subunit protein uS4 Chain: D
Molecule details ›
Chain: D
Length: 209 amino acids
Theoretical weight: 24.37 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80373 (Residues: 1-209; Coverage: 100%)
Gene names: TTHA1665, rps4, rpsD
Sequence domains:
Small ribosomal subunit protein uS5 Chain: E
Molecule details ›
Chain: E
Length: 162 amino acids
Theoretical weight: 17.58 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SHQ5 (Residues: 1-162; Coverage: 100%)
Gene names: TTHA1675, rpsE
Sequence domains:
Small ribosomal subunit protein bS6 Chain: F
Molecule details ›
Chain: F
Length: 101 amino acids
Theoretical weight: 11.99 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SLP8 (Residues: 1-101; Coverage: 100%)
Gene names: TTHA0245, rpsF
Sequence domains: Ribosomal protein S6
Small ribosomal subunit protein uS7 Chain: G
Molecule details ›
Chain: G
Length: 156 amino acids
Theoretical weight: 18.05 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P17291 (Residues: 1-156; Coverage: 100%)
Gene names: TTHA1696, rps7, rpsG
Sequence domains: Ribosomal protein S7p/S5e
Small ribosomal subunit protein uS8 Chain: H
Molecule details ›
Chain: H
Length: 138 amino acids
Theoretical weight: 15.87 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P0DOY9 (Residues: 1-138; Coverage: 100%)
Gene names: TTHA1678, rpsH
Sequence domains: Ribosomal protein S8
Small ribosomal subunit protein uS9 Chain: I
Molecule details ›
Chain: I
Length: 128 amino acids
Theoretical weight: 14.41 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80374 (Residues: 1-128; Coverage: 100%)
Gene names: TTHA1464, rps9, rpsI
Sequence domains: Ribosomal protein S9/S16
Small ribosomal subunit protein uS10 Chain: J
Molecule details ›
Chain: J
Length: 105 amino acids
Theoretical weight: 11.95 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SHN7 (Residues: 1-105; Coverage: 100%)
Gene names: TTHA1693, rpsJ
Sequence domains: Ribosomal protein S10p/S20e
Small ribosomal subunit protein uS11 Chain: K
Molecule details ›
Chain: K
Length: 129 amino acids
Theoretical weight: 13.74 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80376 (Residues: 1-129; Coverage: 100%)
Gene names: TTHA1666, rps11, rpsK
Sequence domains: Ribosomal protein S11
Small ribosomal subunit protein uS12 Chain: L
Molecule details ›
Chain: L
Length: 132 amino acids
Theoretical weight: 14.64 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SHN3 (Residues: 1-132; Coverage: 100%)
Gene names: TTHA1697, rpsL
Sequence domains: Ribosomal protein S12/S23
Small ribosomal subunit protein uS13 Chain: M
Molecule details ›
Chain: M
Length: 126 amino acids
Theoretical weight: 14.34 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80377 (Residues: 1-126; Coverage: 100%)
Gene names: TTHA1667, rps13, rpsM
Sequence domains: Ribosomal protein S13/S18
Small ribosomal subunit protein uS14 Chain: N
Molecule details ›
Chain: N
Length: 61 amino acids
Theoretical weight: 7.16 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P0DOY6 (Residues: 1-61; Coverage: 100%)
Gene names: TTHA1679, rpsN, rpsZ
Sequence domains: Ribosomal protein S14p/S29e
Small ribosomal subunit protein uS15 Chain: O
Molecule details ›
Chain: O
Length: 89 amino acids
Theoretical weight: 10.58 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SJ76 (Residues: 1-89; Coverage: 100%)
Gene names: TTHA1138, rpsO
Sequence domains: Ribosomal protein S15
Small ribosomal subunit protein bS16 Chain: P
Molecule details ›
Chain: P
Length: 88 amino acids
Theoretical weight: 10.41 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SJH3 (Residues: 1-88; Coverage: 100%)
Gene names: TTHA1035, rpsP
Sequence domains: Ribosomal protein S16
Small ribosomal subunit protein uS17 Chain: Q
Molecule details ›
Chain: Q
Length: 105 amino acids
Theoretical weight: 12.33 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P0DOY7 (Residues: 1-105; Coverage: 100%)
Gene names: TTHA1683, rpsQ
Sequence domains: Ribosomal protein S17
Small ribosomal subunit protein bS18 Chain: R
Molecule details ›
Chain: R
Length: 88 amino acids
Theoretical weight: 10.26 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SLQ0 (Residues: 1-88; Coverage: 100%)
Gene names: TTHA0243, rpsR
Sequence domains: Ribosomal protein S18
Small ribosomal subunit protein uS19 Chain: S
Molecule details ›
Chain: S
Length: 93 amino acids
Theoretical weight: 10.61 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SHP2 (Residues: 1-93; Coverage: 100%)
Gene names: TTHA1688, rpsS
Sequence domains: Ribosomal protein S19
Small ribosomal subunit protein bS20 Chain: T
Molecule details ›
Chain: T
Length: 106 amino acids
Theoretical weight: 11.74 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P80380 (Residues: 1-106; Coverage: 100%)
Gene names: TTHA1397, rps20, rpsT
Sequence domains: Ribosomal protein S20
Ribosomal RNA small subunit methyltransferase A Chain: U
Molecule details ›
Chain: U
Length: 298 amino acids
Theoretical weight: 33.59 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P37468 (Residues: 1-292; Coverage: 100%)
Gene names: BSU00420, ksgA, rsmA
Sequence domains: Ribosomal RNA adenine dimethylase
Small ribosomal subunit protein bTHX Chain: V
Molecule details ›
Chain: V
Length: 27 amino acids
Theoretical weight: 3.35 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SIH3 (Residues: 1-27; Coverage: 100%)
Gene names: TTHA1396, rpsU
Sequence domains: 30S ribosomal protein Thx
16S ribosomal RNA Chain: A
Molecule details ›
Chain: A
Length: 1522 nucleotides
Theoretical weight: 493.96 KDa
Sequence domains: Bacterial small subunit ribosomal RNA

Ligands and Environments

1 bound ligand:
Ligand ZN 2 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.3Å
Relevant EMDB volumes: EMD-31659
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

3 citation in other articles

30S subunit recognition and G1405 modification by the aminoglycoside-resistance 16S ribosomal RNA methyltransferase RmtC.
Srinivas et al. (2023)
2 more