SMTL ID : 8att.1

Cryo-EM structure of yeast mitochondrial RNA polymerase transcription initiation complex with 4-mer RNA, pppGpGpUpA (IC4)

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

1 x G- U- A: RNA (pppGpGpUpA)(Non-covalent)

G-U-A.1: 14 residues within 4Å: Chain B: L.751, G.752, N.753, R.757, M.929, Q.943, V.1098, H.1099, D.1100 Chain D: T.9, A.10, C.11, C.12 Ligands: GTP.2 Protein-ligand interaction information (PLIP) not available

1 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.2: 8 residues within 4Å: Chain A: T.350, E.351, H.352, S.353, G.354 Chain B: K.946 Chain D: C.12 Ligands: G-U-A.1 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:H.352, A:G.354 Salt bridges: B:K.946, B:K.946

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Goovaerts, Q. et al., Structures illustrate step-by-step mitochondrial transcription initiation. Nature (2023)

Release Date

2023-08-30

Peptides

Mitochondrial transcription factor 1: A
DNA-directed RNA polymerase, mitochondrial: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

Mitochondrial transcription factor 1

DNA-directed RNA polymerase, mitochondrial

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