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MolNFT v1 · #159791 · protein + DNA + RNA

Q21 transcription antitermination complex: loading complex

6P18: “Q21 transcription antitermination complex: loading complex”. Electron microscopy, 2 ligands (ZN, MG). MolNFT v1 #159791 on GenesisL1: 3D structure, binding sites and pockets in GL1X.

PDB
6P18
Type
protein + DNA + RNA
Length
3,949 residues
Chains
11
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
UniProt
P0A7Z4, P0A8V2, P0A8T7, P0A800, P00579, Q9XJQ6
Ligands
ZN, MG

Structure

electron microscopy · 11 distinct chains.

ChainMoleculeTypeResiduesSecondary structureUniProt
1—dna56——
2—dna56——
A—protein230—P0A7Z4
B—protein228—P0A7Z4
C—protein1340—P0A8V2
D—protein1327—P0A8T7
E—protein75—P0A800
F—protein325—P00579
P—protein145—Q9XJQ6
Q—protein156—Q9XJQ6
R—rna11——

Ligands and binding sites

  • ZN · Zinc ion · metal · 2 copies · chains D
  • MG · Magnesium ion · metal · chains D, R

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Compared structures

  • 6P18 · Q21 transcription antitermination complex: loading complex · the same entry in another collection · chain R against R, TM-score 1.00
  • P0A8V2 · AlphaFold monomer V2.0 prediction for DNA-directed RNA polymerase subunit beta (P0A8V2) · a predicted model of the same protein · chain C against A, TM-score 0.97

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