SMTL ID : 1h78.1

STRUCTURAL BASIS FOR ALLOSTERIC SUBSTRATE SPECIFICITY REGULATION IN CLASS III RIBONUCLEOTIDE REDUCTASES: NRDD IN COMPLEX WITH DCTP.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

4 x DCP: 2'-DEOXYCYTIDINE-5'-TRIPHOSPHATE(Non-covalent)

DCP.1: 11 residues within 4Å: Chain A: H.64, H.66, D.67, D.69, T.443, P.444, A.445, E.446, N.447, L.448, R.451 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:D.67, A:A.445, A:E.446, A:N.447, A:N.447, A:L.448 Water bridges: A:H.64, A:V.65, A:N.447 Salt bridges: A:H.64, A:H.66, A:H.66, A:H.66 DCP.2: 17 residues within 4Å: Chain A: Q.98, I.99, E.100, P.102, K.103, S.104, V.107, A.110, I.111, Q.114, K.146 Chain B: K.169, D.173, Q.176, A.177, Y.180 Ligands: MG.3 11 PLIP interactions: 6 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:Q.98, A:E.100, A:K.103, A:Q.114, A:Q.114, B:Q.176, B:Q.176 Salt bridges: A:K.146, B:K.169 Hydrophobic interactions: B:Y.180 pi-Stacking: B:Y.180 DCP.4: 11 residues within 4Å: Chain B: H.64, H.66, D.67, D.69, T.443, P.444, A.445, E.446, N.447, L.448, R.451 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:D.67, B:A.445, B:E.446, B:N.447, B:N.447, B:L.448 Water bridges: B:H.64, B:V.65, B:N.447 Salt bridges: B:H.64, B:H.66, B:H.66, B:H.66 DCP.5: 17 residues within 4Å: Chain A: K.169, D.173, Q.176, A.177, Y.180 Chain B: Q.98, I.99, E.100, P.102, K.103, S.104, V.107, A.110, I.111, Q.114, K.146 Ligands: MG.6 12 PLIP interactions: 7 interactions with chain B, 5 interactions with chain A Hydrogen bonds: B:Q.98, B:E.100, B:E.100, B:K.103, B:Q.114, B:Q.114, A:Q.176, A:Q.176 Salt bridges: B:K.146, A:K.169 Hydrophobic interactions: A:Y.180 pi-Stacking: A:Y.180

2 x MG: MAGNESIUM ION(Non-functional Binders)

MG.3: 1 residues within 4Å: Ligands: DCP.2 No protein-ligand interaction detected (PLIP) MG.6: 1 residues within 4Å: Ligands: DCP.5 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Larsson, K.-M. et al., Structural Basis for Allosteric Substrate Specificty Regulation in Anaerobic Ribonucleotide Reductase. Structure (2001)

Release Date

2002-07-04

Peptides

ANAEROBIC RIBONUCLEOTIDE-TRIPHOSPHATE REDUCTASE LARGE CHAIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ANAEROBIC RIBONUCLEOTIDE-TRIPHOSPHATE REDUCTASE LARGE CHAIN

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