1ZOT: CyaA with C-terminal Calmodulin

crystal structure analysis of the CyaA/C-Cam with PMEAPP. Determined by X-ray diffraction at 2.2 Å resolution. Released 9 Aug 2005.

Method
X-ray diffraction
Resolution
2.2 Å
Organisms
Bordetella pertussis, Homo sapiens
Chains
2
Atoms
3,427
Mol. weight
47.19 kDa
Ligands
MG, EMA, CA
Released
9 Aug 2005

Explore 1ZOT in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1ZOT contains 25 α-helices and 22 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 21 helices, 20 β-strands

ElementResiduesLengthSheet
α-helix12-176
α-helix21-3313
β-strand36-4051
α-helix41-444
α-helix45-528
α-helix551
β-strand56-5722
α-helix581
β-strand7713
α-helix80-823
α-helix90-10415
β-strand109-11243
β-strand114-11524
α-helix117-12610
β-strand13215
β-strand13715
α-helix142-1443
β-strand147-15374
α-helix1581
β-strand159-16574
β-strand168-17364
α-helix1741
β-strand175-17843
β-strand18413
β-strand185-18622
β-strand191-19661
β-strand19716
α-helix198-2014
α-helix202-2087
α-helix215-2228
α-helix235-25218
α-helix257-2593
β-strand262-26437
β-strand267-27047
α-helix274-28916
α-helix301-3033
β-strand313-31641
β-strand322-32541
α-helix327-33913
β-strand34216
α-helix351-3533
Chain B: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix82-9211
β-strand99-10028
α-helix102-11110
α-helix118-12811
β-strand136-13728
α-helix138-1447

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
CyaA with C-terminal CalmodulinAprotein358Bordetella pertussisP0DKX7 (AlphaFold model)
CalmodulinBprotein69Homo sapiensP0DP23 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1ZOT_1 CyaA with C-terminal Calmodulin (chains A)
AGYANAADRESGIPAAVLDGIKAVAKEKNATLMFRLVNPHSTSLIAEGVATKGLGVHAKS
SDWGLQAGYIPVNPNLSKLFGRAPEVIARADNDVNSSLAHGHTAVDLTLSKERLDYLRQA
GLVTGMADGVVASNHAGYEQFEFRVKETSDGRYAVQYRRKGGDDFEAVKVIGNAAGIPLT
ADIDMFAIMPHLSNFRDSARSSVTSGDSVTDYLARTRRAASEATGGLDRERIDLLWKIAR
AGARSAVGTEARRQFRYDGDMNIGVITDFELEVRNALNRRAHAVGAQDVVQHGTEQNNPF
PEADEKIFVVSATGESQMLTRGQLKEYIGQQRGEGYVFYENRAYGVAGKSLFDDGLGA
Sequence of entity 2 (B), FASTA
>1ZOT_2 Calmodulin (chains B)
TDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNY
EEFVQMMTA

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg3
EMA(adenin-9-yl-ethoxymethyl)-hydroxyphosphinyl-diphosphateC8 H14 N5 O10 P31
CACalcium ionCa2

Primary citation

Structural basis for the interaction of Bordetella pertussis adenylyl cyclase toxin with calmodulin. Guo, Q., Shen, Y., Lee, Y.S. et al. EMBO J (2005) 24:3190-3201. DOI 10.1038/sj.emboj.7600800 · PubMed

Other PDB entries of the same protein (UniProt P0DKX7 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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