SMTL ID : 1ykd.1

Crystal Structure of the Tandem GAF Domains from a Cyanobacterial Adenylyl Cyclase: Novel Modes of Ligand-Binding and Dimerization

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

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

CMP.1: 16 residues within 4Å: Chain A: R.46, T.48, A.64, A.65, I.74, G.81, I.82, A.83, F.99, F.107, A.108, Y.117, T.119, M.122, Q.139, L.141 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:R.46, A:A.65, A:A.65, A:I.82, A:A.83, A:Q.139 Water bridges: A:T.119 CMP.2: 16 residues within 4Å: Chain A: R.234, S.235, T.236, W.238, I.251, G.268, F.269, A.270, T.294, A.295, I.298, D.299, Y.304, T.306, Q.326, V.328 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:R.234, A:T.236, A:F.269, A:A.270, A:A.295, A:Q.326 Water bridges: A:K.267, A:G.271, A:N.302 CMP.3: 15 residues within 4Å: Chain B: R.46, T.48, A.64, I.74, G.81, I.82, A.83, F.99, F.107, A.108, Y.117, T.119, M.122, Q.139, L.141 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:R.46, B:T.48, B:T.48, B:I.82, B:A.83, B:T.119, B:Q.139 Water bridges: B:T.119 CMP.4: 16 residues within 4Å: Chain B: R.234, S.235, T.236, W.238, I.251, G.268, F.269, A.270, T.294, A.295, I.298, D.299, Y.304, T.306, Q.326, V.328 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:R.234, B:T.236, B:F.269, B:A.270, B:A.295, B:N.302, B:Q.326

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Martinez, S.E. et al., Crystal structure of the tandem GAF domains from a cyanobacterial adenylyl cyclase: Modes of ligand binding and dimerization. Proc.Natl.Acad.Sci.USA (2005)

Release Date

2005-02-22

Peptides

adenylate cyclase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

adenylate cyclase