8UKP: CAMP-dependent protein kinase A catalytic domain

cAMP-dependent protein kinase A catalytic domain in complex with voltage gated calcium channel peptide ternary complex 1. Determined by X-ray diffraction at 2.85 Å resolution. Released 11 Dec 2024.

Method
X-ray diffraction
Resolution
2.85 Å
Organisms
Homo sapiens, Mus musculus
Chains
2
Atoms
2,715
Mol. weight
42.09 kDa
Ligands
MG, ANP
Released
11 Dec 2024

Explore 8UKP in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8UKP contains 19 α-helices and 17 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 C: 1 helix, 1 β-strand

ElementResiduesLengthSheet
α-helix1973-19753
β-strand1982-198321
Chain E: 18 helices, 16 β-strands
ElementResiduesLengthSheet
α-helix17-3115
β-strand43-5192
β-strand55-6282
β-strand67-7482
β-strand7513
α-helix76-816
α-helix85-9713
β-strand10314
α-helix104-1052
β-strand106-11162
β-strand11513
β-strand116-12052
β-strand12714
α-helix128-1358
α-helix140-15920
β-strand162-16325
α-helix169-1713
β-strand172-17434
α-helix1751
β-strand180-18234
β-strand189-19025
β-strand19516
β-strand199-20021
α-helix202-2043
α-helix207-2104
β-strand21516
α-helix218-23316
α-helix243-25210
α-helix256-2583
α-helix263-27210
α-helix289-2924
α-helix295-2973
α-helix302-3076
α-helix344-3474

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Arg-gly-phe-leu-arg-ser-ala-ser-leu-gly-arg-arg-ala-ser-phe-his-leuCprotein17Homo sapiensQ13936 (AlphaFold model)
cAMP-dependent protein kinase catalytic subunit alphaEprotein339Mus musculusP05132 (AlphaFold model)
Sequence of entity 1 (C), FASTA
>8UKP_1 ARG-GLY-PHE-LEU-ARG-SER-ALA-SER-LEU-GLY-ARG-ARG-ALA-SER-PHE-HIS-LEU (chains C)
RGFLRSASLGRRASFHL
Sequence of entity 2 (E), FASTA
>8UKP_2 cAMP-dependent protein kinase catalytic subunit alpha (chains E)
SNAVKEFLAKAKEDFLKKWETPSQNTAQLDQFDRIKTLGTGSFGRVMLVKHKESGNHYAM
KILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLEFSFKDNSNLYMVMEYVAGGEMFSH
LRRIGRFSEPHARFYAAQIVLTFEYLHSLDLIYRDLKPENLLIDQQGYIQVTDFGFAKRV
KGRTWTLCGTPEYLAPEIILSKGYNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIV
SGKVRFPSHFSSDLKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWFATTDWIAIYQRKVE
APFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFTEF

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg2
ANPPhosphoaminophosphonic acid-adenylate esterC10 H17 N6 O12 P31

Primary citation

Crystallographic, kinetic, and calorimetric investigation of PKA interactions with L-type calcium channels and Rad GTPase. Yoo, R., Haji-Ghassemi, O., Bader, M. et al. J Biol Chem (2024) 301:108039-108039. DOI 10.1016/j.jbc.2024.108039 · PubMed

Other PDB entries of the same protein (UniProt Q13936 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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