SMTL ID : 7r1f.1

Early transcription elongation state of influenza B polymerase backtracked due to double incoproation of nucleotide analogue T1106

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-mer

Ligands

3 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain B: D.314, N.315, D.453 Chain F: C.16 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:N.315, B:D.453 MG.2: 5 residues within 4Å: Chain B: D.314, D.453, D.454 Chain F: U.15, C.16 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.314, B:D.314, B:D.453 MG.3: 3 residues within 4Å: Chain B: G.313, D.454, E.499 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:G.313, B:D.454, B:D.454

1 x GTA: P1-7-METHYLGUANOSINE-P3-ADENOSINE-5',5'-TRIPHOSPHATE(Non-covalent)

GTA.4: 17 residues within 4Å: Chain C: I.271, R.275, G.315, Q.334, R.335, R.343, K.350, W.368, E.372, K.387, F.415, Q.417, S.440, Y.443, S.529, L.531 Chain F: A.1 16 PLIP interactions: 16 interactions with chain C Hydrogen bonds: C:Q.334, C:Q.334, C:R.335, C:R.343, C:S.440, C:S.529, C:S.529 Salt bridges: C:R.275, C:K.350, C:K.350, C:E.372 pi-Stacking: C:W.368, C:W.368, C:F.415 pi-Cation interactions: C:W.368, C:W.368

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kouba, T. et al., Direct observation of backtracking by influenza A and B polymerases upon consecutive incorporation of the nucleoside analog T1106. Cell Rep (2023)

Release Date

2022-12-28

Peptides

Polymerase acidic protein: A
RNA-directed RNA polymerase catalytic subunit: B
Polymerase basic protein 2: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Polymerase acidic protein

RNA-directed RNA polymerase catalytic subunit

Polymerase basic protein 2

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