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

How CCA is added to the 3' end of immature tRNA without the use of an oligonucleotide template

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain C: S.47, E.59, D.61 Ligands: CTP.2 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.61 MG.3: 4 residues within 4Å: Chain D: S.47, E.59, D.61 Ligands: CTP.4 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:E.59, D:D.61

2 x CTP: CYTIDINE-5'-TRIPHOSPHATE(Non-covalent)

CTP.2: 12 residues within 4Å: Chain C: G.46, S.47, R.50, E.59, D.61, T.130, H.133, K.152, Y.161, Y.173, R.224 Ligands: MG.1 9 PLIP interactions: 9 interactions with chain C Hydrogen bonds: C:S.47, C:S.47, C:R.50, C:R.50, C:H.133, C:Y.161, C:R.224 Salt bridges: C:K.152, C:K.152 CTP.4: 16 residues within 4Å: Chain B: A.13, C.14 Chain D: G.46, S.47, R.50, E.59, D.61, T.130, H.133, K.152, Y.161, A.163, S.171, Y.173, R.224 Ligands: MG.3 12 PLIP interactions: 12 interactions with chain D Hydrogen bonds: D:S.47, D:S.47, D:S.47, D:R.50, D:R.50, D:T.130, D:H.133, D:Y.161, D:Y.161, D:R.224 Salt bridges: D:K.152, D:K.152

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xiong, Y. et al., Mechanism of transfer RNA maturation by CCA-adding enzyme without using an oligonucleotide template. Nature (2004)

Release Date

2004-08-10

Peptides

tRNA nucleotidyltransferase: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

C
C

D
D

tRNA nucleotidyltransferase

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