SMTL ID : 9vu6.1

Cryo-EM structure of unmethylated DNA-bound Tetrahymena DNA methyltransferase complex MTA1c (MTA9-B)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x SAM: S-ADENOSYLMETHIONINE(Non-covalent)

SAM.1: 15 residues within 4Å: Chain A: V.189, D.215, P.217, D.234, L.236, S.338, K.340, F.361, A.362, R.363, N.365, N.366, N.376, E.377 Chain E: A.14 15 PLIP interactions: 15 interactions with chain A Hydrogen bonds: A:V.189, A:D.215, A:D.215, A:D.234, A:S.338, A:K.340, A:R.363, A:R.363, A:N.365, A:N.366, A:N.376, A:E.377, A:E.377 Salt bridges: A:D.215, A:R.363

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, Q. et al., Mechanism for the substrate recognition by a eukaryotic DNA N 6 -adenine methyltransferase complex. Nat Commun (2025)

Release Date

2025-11-05

Peptides

mRNA m(6)A methyltransferase: A
Methyltransferase MT, putative: B
Myb-like DNA-binding domain protein: C
Transmembrane protein, putative: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

mRNA m(6)A methyltransferase

Methyltransferase MT, putative

Myb-like DNA-binding domain protein

Transmembrane protein, putative

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