SMTL ID : 1nw5.2 (1 other biounit)

Structure of the beta class N6-adenine DNA methyltransferase RsrI bound to S-ADENOSYLMETHIONINE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

homo-dimer

Ligands

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 4 residues within 4Å: Chain A: N.136, L.137, N.206 Chain B: Q.109 Ligand excluded by PLIP CL.3: 4 residues within 4Å: Chain A: Q.109 Chain B: N.136, L.137, N.206 Ligand excluded by PLIP

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

SAM.2: 19 residues within 4Å: Chain A: C.45, D.46, C.47, D.65, P.67, W.84, H.223, T.225, Q.226, K.227, F.249, F.250, A.251, G.252, S.253, V.255, D.271, A.272, A.273 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:D.46, A:C.47, A:H.223, A:K.227, A:S.253, A:A.272, A:A.273 Water bridges: A:H.223, A:F.250, A:A.251 Salt bridges: A:D.65, A:H.223 pi-Stacking: A:F.250 SAM.4: 19 residues within 4Å: Chain B: C.45, D.46, C.47, D.65, P.67, W.84, H.223, T.225, Q.226, K.227, F.249, F.250, A.251, G.252, S.253, V.255, D.271, A.272, A.273 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:D.46, B:C.47, B:D.65, B:H.223, B:K.227, B:S.253, B:A.272, B:A.273 Water bridges: B:H.223, B:F.250, B:A.251 Salt bridges: B:D.65, B:H.223 pi-Stacking: B:F.250

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thomas, C.B. et al., Structures of liganded and unliganded RsrI N6-adenine DNA methyltransferase: a distinct orientation for active cofactor binding. J.Biol.Chem. (2003)

Release Date

2003-07-29

Peptides

MODIFICATION METHYLASE RSRI: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

MODIFICATION METHYLASE RSRI

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