SMTL ID : 2ns1.1

Crystal structure of the e. coli ammonia channel AMTB complexed with the signal transduction protein GLNK

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.96 Å

Oligo State

hetero-3-3-mer

Ligands

24 x BOG: octyl beta-D-glucopyranoside(Non-covalent)

BOG.1: 4 residues within 4Å: Chain A: I.331, S.336, L.337, M.348 Ligand excluded by PLIP BOG.2: 3 residues within 4Å: Chain A: F.371, K.375 Ligands: BOG.4 Ligand excluded by PLIP BOG.3: 7 residues within 4Å: Chain A: Y.180, L.302, L.305, L.306, I.323 Ligands: BOG.6, BOG.7 Ligand excluded by PLIP BOG.4: 8 residues within 4Å: Chain A: Y.180, L.181, G.367, V.368, F.371, K.375 Ligands: BOG.2, BOG.6 Ligand excluded by PLIP BOG.5: 4 residues within 4Å: Chain A: S.126, L.129, V.133, T.380 Ligand excluded by PLIP BOG.6: 8 residues within 4Å: Chain A: I.173, V.177, Y.180, L.306, R.307 Ligands: BOG.3, BOG.4, BOG.7 Ligand excluded by PLIP BOG.7: 5 residues within 4Å: Chain A: I.173, L.306, F.315 Ligands: BOG.3, BOG.6 Ligand excluded by PLIP BOG.8: 8 residues within 4Å: Chain A: L.66, G.71, N.72, F.75, G.76, N.77, T.137, P.142 Ligand excluded by PLIP BOG.12: 4 residues within 4Å: Chain C: I.331, S.336, L.337, M.348 Ligand excluded by PLIP BOG.13: 3 residues within 4Å: Chain C: F.371, K.375 Ligands: BOG.15 Ligand excluded by PLIP BOG.14: 7 residues within 4Å: Chain C: Y.180, L.302, L.305, L.306, I.323 Ligands: BOG.17, BOG.18 Ligand excluded by PLIP BOG.15: 8 residues within 4Å: Chain C: Y.180, L.181, G.367, V.368, F.371, K.375 Ligands: BOG.13, BOG.17 Ligand excluded by PLIP BOG.16: 4 residues within 4Å: Chain C: S.126, L.129, V.133, T.380 Ligand excluded by PLIP BOG.17: 8 residues within 4Å: Chain C: I.173, V.177, Y.180, L.306, R.307 Ligands: BOG.14, BOG.15, BOG.18 Ligand excluded by PLIP BOG.18: 5 residues within 4Å: Chain C: I.173, L.306, F.315 Ligands: BOG.14, BOG.17 Ligand excluded by PLIP BOG.19: 8 residues within 4Å: Chain C: L.66, G.71, N.72, F.75, G.76, N.77, T.137, P.142 Ligand excluded by PLIP BOG.23: 4 residues within 4Å: Chain E: I.331, S.336, L.337, M.348 Ligand excluded by PLIP BOG.24: 3 residues within 4Å: Chain E: F.371, K.375 Ligands: BOG.26 Ligand excluded by PLIP BOG.25: 7 residues within 4Å: Chain E: Y.180, L.302, L.305, L.306, I.323 Ligands: BOG.28, BOG.29 Ligand excluded by PLIP BOG.26: 8 residues within 4Å: Chain E: Y.180, L.181, G.367, V.368, F.371, K.375 Ligands: BOG.24, BOG.28 Ligand excluded by PLIP BOG.27: 4 residues within 4Å: Chain E: S.126, L.129, V.133, T.380 Ligand excluded by PLIP BOG.28: 8 residues within 4Å: Chain E: I.173, V.177, Y.180, L.306, R.307 Ligands: BOG.25, BOG.26, BOG.29 Ligand excluded by PLIP BOG.29: 5 residues within 4Å: Chain E: I.173, L.306, F.315 Ligands: BOG.25, BOG.28 Ligand excluded by PLIP BOG.30: 8 residues within 4Å: Chain E: L.66, G.71, N.72, F.75, G.76, N.77, T.137, P.142 Ligand excluded by PLIP

6 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.9: 5 residues within 4Å: Chain A: F.103, Q.104, W.148, F.161, S.219 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.104, A:S.219, A:S.219 TRS.10: 7 residues within 4Å: Chain A: V.147, W.148, A.154, A.158, L.159, D.160, Y.278 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:A.158, A:D.160, A:Y.278 Water bridges: A:V.147, A:W.148, A:W.148, A:Y.278, A:Y.278 TRS.20: 5 residues within 4Å: Chain C: F.103, Q.104, W.148, F.161, S.219 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:Q.104, C:S.219, C:S.219 TRS.21: 7 residues within 4Å: Chain C: V.147, W.148, A.154, A.158, L.159, D.160, Y.278 8 PLIP interactions: 8 interactions with chain C Hydrogen bonds: C:A.158, C:D.160, C:Y.278 Water bridges: C:V.147, C:W.148, C:W.148, C:Y.278, C:Y.278 TRS.31: 5 residues within 4Å: Chain E: F.103, Q.104, W.148, F.161, S.219 3 PLIP interactions: 3 interactions with chain E Hydrogen bonds: E:Q.104, E:S.219, E:S.219 TRS.32: 7 residues within 4Å: Chain E: V.147, W.148, A.154, A.158, L.159, D.160, Y.278 8 PLIP interactions: 8 interactions with chain E Hydrogen bonds: E:A.158, E:D.160, E:Y.278 Water bridges: E:V.147, E:W.148, E:W.148, E:Y.278, E:Y.278

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

ADP.11: 21 residues within 4Å: Chain B: I.11, G.39, F.40, G.41, R.42, Q.43, K.62, G.91, D.92, G.93, K.94, F.96 Chain D: G.31, L.32, T.33, D.66, V.67, A.68, R.105, R.107, L.116 17 PLIP interactions: 8 interactions with chain D, 9 interactions with chain B Hydrogen bonds: D:A.68, D:A.68, B:R.42, B:Q.43, B:G.91, B:D.92, B:G.93 Water bridges: D:G.31, D:G.31, D:R.105, D:I.106, B:Q.43, B:K.94 Salt bridges: D:R.105, D:R.107, B:K.94, B:K.94 ADP.22: 21 residues within 4Å: Chain D: I.11, G.39, F.40, G.41, R.42, Q.43, K.62, G.91, D.92, G.93, K.94, F.96 Chain F: G.31, L.32, T.33, D.66, V.67, A.68, R.105, R.107, L.116 17 PLIP interactions: 8 interactions with chain F, 9 interactions with chain D Hydrogen bonds: F:A.68, F:A.68, D:R.42, D:Q.43, D:G.91, D:D.92, D:G.93 Water bridges: F:G.31, F:G.31, F:R.105, F:I.106, D:Q.43, D:K.94 Salt bridges: F:R.105, F:R.107, D:K.94, D:K.94 ADP.33: 21 residues within 4Å: Chain B: G.31, L.32, T.33, D.66, V.67, A.68, R.105, R.107, L.116 Chain F: I.11, G.39, F.40, G.41, R.42, Q.43, K.62, G.91, D.92, G.93, K.94, F.96 17 PLIP interactions: 9 interactions with chain F, 8 interactions with chain B Hydrogen bonds: F:R.42, F:Q.43, F:G.91, F:D.92, F:G.93, B:A.68, B:A.68 Water bridges: F:Q.43, F:K.94, B:G.31, B:G.31, B:R.105, B:I.106 Salt bridges: F:K.94, F:K.94, B:R.105, B:R.107

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gruswitz, F. et al., Inhibitory complex of the transmembrane ammonia channel, AmtB, and the cytosolic regulatory protein, GlnK, at 1.96. Proc.Natl.Acad.Sci.USA (2007)

Release Date

2006-12-26

Peptides

Ammonia channel: ACE
Nitrogen regulatory protein P-II 2: BDF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

E
A

B
B

D
B

F
B

Membrane

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

Nitrogen regulatory protein P-II 2