SMTL ID : 1sk6.1 (2 other biounits)

Crystal structure of the adenylyl cyclase domain of anthrax edema factor (EF) in complex with calmodulin, 3',5' cyclic AMP (cAMP), and pyrophosphate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

hetero-1-1-mer

Ligands

3 x YB: YTTERBIUM (III) ION(Non-covalent)

YB.1: 6 residues within 4Å: Chain A: D.201, D.203, H.287 Ligands: YB.2, YB.3, CMP.4 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:D.203, A:D.203, A:H.287, CMP.4 YB.2: 7 residues within 4Å: Chain A: K.56, D.201, D.203 Ligands: YB.1, YB.3, CMP.4, POP.5 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.201, A:D.201 YB.3: 6 residues within 4Å: Chain A: D.201, D.203, H.287 Ligands: YB.1, YB.2, CMP.4 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:D.201, A:D.201, A:D.203, CMP.4

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

CMP.4: 16 residues within 4Å: Chain A: R.39, K.56, V.60, H.61, D.203, G.257, T.258, H.287, G.288, T.289, N.293, E.298 Ligands: YB.1, YB.2, YB.3, POP.5 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:H.61, A:T.258, A:T.258, A:N.293 Salt bridges: A:K.56, A:H.61, A:H.287

1 x POP: PYROPHOSPHATE 2-(Non-covalent)

POP.5: 8 residues within 4Å: Chain A: K.56, K.63, S.64, K.82, A.200, D.201 Ligands: YB.2, CMP.4 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.64, A:S.64, A:D.201 Salt bridges: A:K.56, A:K.56, A:K.82

2 x CA: CALCIUM ION(Non-covalent)

CA.6: 5 residues within 4Å: Chain B: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.131, B:D.133, B:Q.135, B:E.140, B:E.140 CA.7: 5 residues within 4Å: Chain B: D.93, D.95, N.97, Y.99, E.104 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.93, B:D.95, B:D.95, B:Y.99, B:E.104

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guo, Q. et al., Structural and kinetic analyses of the interaction of anthrax adenylyl cyclase toxin with reaction products cAMP and pyrophosphate. J.Biol.Chem. (2004)

Release Date

2004-06-08

Peptides

Calmodulin-sensitive adenylate cyclase: A
Calmodulin: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
D

Calmodulin-sensitive adenylate cyclase

Calmodulin

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