Calcium in PDB 3pn7: Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin

The structure of Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin, PDB code: 3pn7 was solved by J.H.Brown, V.S.Senthil-Kumar, E.O'neall-Hennessey, L.Reshetnikova, H.Robinson, M.Nguyen-Mccarty, A.G.Szent-Gyorgyi, C.Cohen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.67 / 2.25
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	50.737, 68.779, 79.305, 77.41, 85.94, 73.61
R / Rfree (%)	19.1 / 24.1

The structure of Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin also contains other interesting chemical elements:

Magnesium

(Mg)

2 atoms

The binding sites of Calcium atom in the Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin (pdb code 3pn7). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin, PDB code: 3pn7:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca157 b:46.8 occ:1.00 O C:ALA27 2.4 36.1 1.0 O C:GLY23 2.5 31.4 1.0 OD1 C:ASP22 2.6 43.3 1.0 OD1 C:ASP25 2.7 32.8 1.0 O C:ASP19 2.7 29.0 1.0 OD2 C:ASP22 2.9 52.4 1.0 CG C:ASP22 3.0 41.4 1.0 OD1 C:ASP19 3.0 34.4 1.0 O C:HOH161 3.2 45.2 1.0 O C:HOH707 3.3 30.0 1.0 C C:GLY23 3.5 34.5 1.0 CG C:ASP25 3.5 38.0 1.0 C C:ASP19 3.5 30.0 1.0 O C:ASP22 3.6 38.1 1.0 C C:ALA27 3.6 42.0 1.0 CA C:ASP19 3.8 31.4 1.0 C C:ASP22 3.8 33.3 1.0 OD2 C:ASP25 3.9 44.4 1.0 N C:ASP25 4.0 41.9 1.0 CG C:ASP19 4.0 36.3 1.0 N C:GLY23 4.2 33.7 1.0 N C:ALA27 4.2 37.5 1.0 CA C:GLY23 4.3 32.1 1.0 CB C:ASP22 4.3 36.2 1.0 N C:ARG24 4.3 32.3 1.0 CB C:ASP19 4.4 30.9 1.0 CA C:ALA27 4.4 41.3 1.0 CA C:ARG24 4.4 33.5 1.0 N C:PHE20 4.5 27.3 1.0 CA C:ASP22 4.5 34.4 1.0 O C:PHE18 4.5 29.8 1.0 C C:ARG24 4.6 39.5 1.0 N C:VAL28 4.6 37.1 1.0 CA C:VAL28 4.7 37.4 1.0 CB C:ASP25 4.7 36.5 1.0 CA C:ASP25 4.8 37.7 1.0 N C:ASP22 4.8 32.1 1.0 CB C:ALA27 4.9 39.8 1.0 N C:GLY26 4.9 37.8 1.0

Calcium binding site 2 out of 2 in the Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Visualizing New Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin within 5.0Å range: probe atom residue distance (Å) B Occ F:Ca157 b:40.9 occ:1.00 OD1 F:ASP22 2.3 33.6 1.0 OD1 F:ASP19 2.5 37.8 1.0 O F:GLY23 2.5 39.9 1.0 O F:ALA27 2.6 28.9 1.0 O F:ASP19 2.6 33.8 1.0 OD1 F:ASP25 2.6 20.0 1.0 O F:HOH717 2.9 30.0 1.0 C F:ASP19 3.4 34.1 1.0 C F:GLY23 3.5 37.9 1.0 CG F:ASP22 3.5 33.9 1.0 CA F:ASP19 3.5 29.9 1.0 O F:ASP25 3.6 20.0 1.0 CG F:ASP19 3.6 36.6 1.0 CG F:ASP25 3.6 20.0 1.0 C F:ALA27 3.8 34.4 1.0 O F:HOH172 3.9 43.9 1.0 C F:ASP22 3.9 33.4 1.0 N F:ASP25 4.0 20.0 1.0 N F:GLY23 4.0 32.1 1.0 O F:ASP22 4.0 34.6 1.0 CB F:ASP19 4.1 30.0 1.0 OD2 F:ASP22 4.1 32.8 1.0 OD2 F:ASP25 4.1 20.0 1.0 CA F:GLY23 4.2 32.8 1.0 N F:ARG24 4.4 34.1 1.0 N F:ALA27 4.4 36.9 1.0 C F:ARG24 4.5 40.7 1.0 CA F:ARG24 4.5 34.8 1.0 C F:ASP25 4.5 20.0 1.0 CA F:ASP22 4.6 34.6 1.0 O F:PHE18 4.6 30.4 1.0 N F:PHE20 4.6 30.1 1.0 CB F:ASP22 4.6 29.7 1.0 N F:ASP22 4.6 29.3 1.0 CA F:ALA27 4.6 37.0 1.0 CA F:ASP25 4.7 20.0 1.0 OD2 F:ASP19 4.7 38.7 1.0 CB F:ASP25 4.7 20.0 1.0 N F:VAL28 4.8 34.0 1.0 N F:ASP19 4.8 30.9 1.0 CA F:VAL28 4.9 33.2 1.0

J.H.Brown, V.S.Senthil Kumar, E.O'neall-Hennessey, L.Reshetnikova, H.Robinson, M.Nguyen-Mccarty, A.G.Szent-Gyorgyi, C.Cohen. Visualizing Key Hinges and A Potential Major Source of Compliance in the Lever Arm of Myosin. Proc.Natl.Acad.Sci.Usa V. 108 114 2011.
ISSN: ISSN 0027-8424
PubMed: 21149681
DOI: 10.1073/PNAS.1016288107