Magnesium in PDB 8uko: Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2

All present enzymatic activity of Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2:
2.7.11.11;

The structure of Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2, PDB code: 8uko was solved by O.Haji-Ghassemi, F.Van Petegem, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.56 / 2.89
Space group	I 41
Cell size a, b, c (Å), α, β, γ (°)	118.036, 118.036, 58.008, 90, 90, 90
R / Rfree (%)	21 / 25.9

The binding sites of Magnesium atom in the Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2 (pdb code 8uko). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2, PDB code: 8uko:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2 within 5.0Å range: probe atom residue distance (Å) B Occ E:Mg401 b:27.6 occ:1.00 O3G E:ANP403 2.1 46.1 1.0 OD1 E:ASN171 2.1 37.5 1.0 O2A E:ANP403 2.5 49.9 1.0 O1B E:ANP403 2.7 57.7 1.0 O E:HOH501 2.7 30.6 1.0 CG E:ASN171 2.8 27.6 1.0 ND2 E:ASN171 2.9 26.5 1.0 MG E:MG402 3.0 24.4 1.0 CG E:ASP184 3.1 50.0 1.0 OD2 E:ASP184 3.1 57.7 1.0 CB E:ASP184 3.3 48.2 1.0 PG E:ANP403 3.6 52.0 1.0 OD1 E:ASP184 3.6 51.6 1.0 PA E:ANP403 3.9 50.7 1.0 PB E:ANP403 3.9 31.5 1.0 O1G E:ANP403 4.1 42.8 1.0 CB E:ASN171 4.2 17.7 1.0 O3A E:ANP403 4.3 35.9 1.0 N3B E:ANP403 4.5 44.3 1.0 O2G E:ANP403 4.6 42.1 1.0 OD2 E:ASP166 4.8 39.6 1.0 CE E:LYS168 4.8 27.5 1.0 NH2 C:ARG1978 4.8 41.2 1.0 CA E:ASP184 4.8 52.0 1.0 O1A E:ANP403 4.8 40.7 1.0 OG C:SER1981 4.9 61.8 1.0 CA E:ASN171 4.9 22.3 1.0 O5' E:ANP403 4.9 40.0 1.0 O E:GLU170 4.9 21.4 1.0 O E:HOH508 5.0 38.9 1.0

Magnesium binding site 2 out of 2 in the Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Camp-Dependent Protein Kinase A Catalytic Domain in Complex with Voltage Gated Calcium Channel Peptide Ternary Complex 2 within 5.0Å range: probe atom residue distance (Å) B Occ E:Mg402 b:24.4 occ:1.00 O E:HOH508 2.2 38.9 1.0 O1B E:ANP403 2.3 57.7 1.0 OD2 E:ASP184 2.4 57.7 1.0 OD1 E:ASP184 2.7 51.6 1.0 CG E:ASP184 2.8 50.0 1.0 MG E:MG401 3.0 27.6 1.0 O3G E:ANP403 3.5 46.1 1.0 PB E:ANP403 3.5 31.5 1.0 OG C:SER1981 3.6 61.8 1.0 O2B E:ANP403 3.9 44.0 1.0 O2A E:ANP403 4.1 49.9 1.0 CB E:ASP184 4.1 48.2 1.0 O1G E:ANP403 4.2 42.8 1.0 PG E:ANP403 4.2 52.0 1.0 N3B E:ANP403 4.2 44.3 1.0 OD2 E:ASP166 4.4 39.6 1.0 CB C:SER1981 4.4 43.4 1.0 ND2 E:ASN171 4.7 26.5 1.0 O3A E:ANP403 4.7 35.9 1.0 PA E:ANP403 4.9 50.7 1.0 CE2 E:PHE187 5.0 42.4 1.0

R.Yoo, O.Haji-Ghassemi, M.Bader, J.Xu, C.Mcfarlane, F.Van Petegem. Crystallographic, Kinetic, and Calorimetric Investigation of Pka Interactions with L-Type Calcium Channels and Rad Gtpase. J.Biol.Chem. 08039 2024.
ISSN: ESSN 1083-351X
PubMed: 39615689
DOI: 10.1016/J.JBC.2024.108039