SMTL ID : 5o3q.1

Carbon regulatory PII-like protein SbtB from Synechocystis sp. 6803 in complex with cyclic AMP (cAMP)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-trimer

Ligands

3 x CMP: ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE(Non-covalent)

CMP.1: 15 residues within 4Å: Chain A: G.31, Y.32, T.33, E.63, I.64, L.65 Chain C: V.11, G.38, G.39, K.40, G.41, N.59, A.88, G.89, I.90 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain C Hydrogen bonds: A:T.33, A:L.65, A:L.65, C:G.39, C:N.59 Water bridges: A:K.30, C:E.57 CMP.2: 15 residues within 4Å: Chain A: V.11, G.38, G.39, K.40, G.41, N.59, A.88, G.89, I.90 Chain B: G.31, Y.32, T.33, E.63, I.64, L.65 7 PLIP interactions: 3 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:L.65, B:L.65, A:G.38, A:K.40, A:N.59, A:I.90 Water bridges: B:K.30 CMP.3: 14 residues within 4Å: Chain B: V.11, G.39, K.40, G.41, N.59, A.88, G.89, I.90 Chain C: G.31, Y.32, T.33, E.63, I.64, L.65 7 PLIP interactions: 5 interactions with chain C, 2 interactions with chain B Hydrogen bonds: C:T.33, C:L.65, C:L.65, B:K.40, B:N.59 Water bridges: C:K.30, C:T.103

1 x BCT: BICARBONATE ION(Non-functional Binders)

BCT.4: 4 residues within 4Å: Chain B: I.56 Chain C: L.17, V.34, N.36 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:V.34, C:N.36

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Selim, K.A. et al., PII-like signaling protein SbtB links cAMP sensing with cyanobacterial inorganic carbon response. Proc. Natl. Acad. Sci. U.S.A. (2018)

Release Date

2018-05-16

Peptides

Membrane-associated protein slr1513: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Membrane-associated protein slr1513

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