SMTL ID : 2nuu.2 (4 other biounits)

Regulating the Escherichia coli ammonia channel: the crystal structure of the AmtB-GlnK complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-3-3-mer

Ligands

3 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 22 residues within 4Å: Chain D: G.27, L.28, T.29, D.62, V.63, A.64, R.101, R.103, L.112 Chain E: I.7, G.35, F.36, G.37, R.38, Q.39, K.58, I.86, G.87, D.88, G.89, K.90, F.92 11 PLIP interactions: 4 interactions with chain D, 7 interactions with chain E Hydrogen bonds: D:A.64, D:A.64, E:R.38, E:Q.39, E:G.87, E:D.88, E:G.89 Salt bridges: D:R.101, D:R.103, E:K.90, E:K.90 ADP.2: 21 residues within 4Å: Chain D: I.7, G.35, F.36, G.37, R.38, Q.39, K.58, I.86, G.87, D.88, G.89, K.90, F.92 Chain F: G.27, L.28, T.29, D.62, V.63, A.64, R.101, R.103 14 PLIP interactions: 5 interactions with chain F, 9 interactions with chain D Hydrogen bonds: F:A.64, F:A.64, D:R.38, D:Q.39, D:G.87, D:D.88, D:G.89, D:G.89 Water bridges: F:I.102, D:F.36 Salt bridges: F:R.101, F:R.103, D:K.90, D:K.90 ADP.3: 21 residues within 4Å: Chain E: G.27, L.28, T.29, D.62, V.63, A.64, R.101, R.103 Chain F: I.7, G.35, F.36, G.37, R.38, Q.39, K.58, I.86, G.87, D.88, G.89, K.90, F.92 14 PLIP interactions: 5 interactions with chain E, 9 interactions with chain F Hydrogen bonds: E:A.64, E:A.64, F:R.38, F:R.38, F:Q.39, F:G.87, F:D.88, F:G.89, F:G.89 Water bridges: E:I.102 Salt bridges: E:R.101, E:R.103, F:K.90, F:K.90

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Conroy, M.J. et al., The crystal structure of the Escherichia coli AmtB-GlnK complex reveals how GlnK regulates the ammonia channel. Proc.Natl.Acad.Sci.Usa (2007)

Release Date

2006-11-21

Peptides

Ammonia channel: ABC
Nitrogen regulatory protein P-II 2: DEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
E

C
F

D
J

E
K

F
L

Membrane

We predict this structure to be a membrane protein.
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Ammonia channel

Nitrogen regulatory protein P-II 2

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