SMTL ID : 2c7o.1

HhaI DNA methyltransferase complex with 13mer oligonucleotide containing 2-aminopurine adjacent to the target base (PCGC:GMGC) and SAH

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

1 x SAH: S-ADENOSYL-L-HOMOCYSTEINE(Non-covalent)

SAH.1: 21 residues within 4Å: Chain A: F.18, A.19, G.20, L.21, G.22, G.23, F.24, N.39, E.40, W.41, D.42, D.60, I.61, G.78, P.80, L.100, Y.285, N.304, S.305, V.306 Chain C: C.7 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:L.21, A:G.22, A:G.23, A:W.41, A:D.60, A:I.61, A:V.306 Water bridges: A:F.18, A:F.18, A:F.24, A:F.24, A:D.42, A:G.78, A:N.304, A:S.305 pi-Stacking: A:F.18, A:F.18, A:W.41, A:W.41

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 2 residues within 4Å: Chain A: P.198, D.199 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.199 Water bridges: A:S.200, A:N.268 SO4.3: 3 residues within 4Å: Chain A: P.286, D.287, S.288 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.287, A:S.288, A:S.288 Water bridges: A:S.288 SO4.4: 1 residues within 4Å: Chain A: K.290 2 PLIP interactions: 2 interactions with chain A Water bridges: A:K.290 Salt bridges: A:K.290 SO4.5: 2 residues within 4Å: Chain A: K.114, R.172 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.172, A:R.172 Salt bridges: A:K.114, A:R.172

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Neely, R.K. et al., Time-Resolved Fluorescence of 2-Aminopurine as a Probe of Base Flipping in M.HhaI-DNA Complexes. Nucleic Acids Res. (2005)

Release Date

2005-12-14

Peptides

MODIFICATION METHYLASE HHAI: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

MODIFICATION METHYLASE HHAI

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