SMTL ID : 2y8h.1

STRUCTURE OF THE FIRST GAF DOMAIN E87G MUTANT OF MYCOBACTERIUM TUBERCULOSIS DOSS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 26 residues within 4Å: Chain A: Y.26, G.27, A.28, F.41, Y.43, E.44, I.46, I.54, G.55, H.56, L.57, P.58, K.59, G.60, L.61, G.62, V.63, S.85, I.86, G.87, F.88, P.89, H.92, M.95, Y.114, T.116 26 PLIP interactions: 25 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:Y.26, A:A.28, A:F.41, A:F.41, A:Y.43, A:Y.43, A:I.54, A:L.57, A:P.58, A:I.86, A:F.88, A:P.89, A:Y.114, A:T.116 Hydrogen bonds: A:K.59, A:G.60, A:L.61, A:V.63, A:I.86, A:G.87, A:G.87 Water bridges: A:L.61 pi-Stacking: A:F.41, A:F.88 Metal complexes: A:H.92, H2O.7 HEM.3: 25 residues within 4Å: Chain B: Y.26, G.27, F.41, Y.43, E.44, I.46, I.54, H.56, L.57, P.58, K.59, G.60, L.61, G.62, V.63, S.85, I.86, G.87, F.88, P.89, H.92, M.95, F.98, Y.114, T.116 27 PLIP interactions: 26 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:Y.26, B:F.41, B:F.41, B:Y.43, B:Y.43, B:I.46, B:I.46, B:I.54, B:L.57, B:P.58, B:I.86, B:F.88, B:P.89, B:F.98, B:Y.114, B:T.116 Hydrogen bonds: B:K.59, B:G.60, B:L.61, B:V.63, B:I.86, B:G.87 Water bridges: B:F.88 pi-Stacking: B:F.41, B:F.88 Metal complexes: B:H.92, H2O.12

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 1 residues within 4Å: Chain A: D.126 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.126, A:D.126, H2O.4, H2O.6, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cho, H.Y. et al., Blockage of the Channel to Heme by the E87 Side Chain in the Gaf Domain of Mycobacterium Tuberculosis Doss Confers the Unique Sensitivity of Doss to Oxygen. FEBS Lett. (2011)

Release Date

2011-02-23

Peptides

TWO COMPONENT SENSOR HISTIDINE KINASE DEVS: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

TWO COMPONENT SENSOR HISTIDINE KINASE DEVS