Calcium in PDB 3tuy: Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin

Protein crystallography data

The structure of Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin, PDB code: 3tuy was solved by V.S.S.Kumar, E.O'neall-Hennessey, L.Reshetnikova, J.H.Brown, H.Robinson, 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) 48.83 / 2.50
Space group P 1
Cell size a, b, c (Å), α, β, γ (°) 50.946, 69.232, 79.503, 77.20, 85.99, 73.44
R / Rfree (%) 20 / 25.2

Other elements in 3tuy:

The structure of Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin (pdb code 3tuy). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin, PDB code: 3tuy:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 3tuy

Go back to Calcium Binding Sites List in 3tuy
Calcium binding site 1 out of 2 in the Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Ca157

b:59.3
occ:1.00
OD1 C:ASP22 2.3 46.3 1.0
OD1 C:ASP25 2.5 43.8 1.0
O C:GLY23 2.5 39.9 1.0
OD1 C:ASP19 2.5 37.8 1.0
O C:ALA27 2.6 42.3 1.0
O C:ASP19 2.7 35.6 1.0
CG C:ASP22 2.9 47.8 1.0
OD2 C:ASP22 3.2 55.0 1.0
C C:GLY23 3.3 34.7 1.0
CG C:ASP25 3.4 44.2 1.0
C C:ASP19 3.5 36.2 1.0
CG C:ASP19 3.6 40.8 1.0
CA C:ASP19 3.7 33.2 1.0
C C:ALA27 3.8 40.4 1.0
N C:GLY23 3.8 36.4 1.0
OD2 C:ASP25 3.9 45.1 1.0
N C:ASP25 3.9 45.1 1.0
C C:ASP22 3.9 35.8 1.0
CA C:GLY23 4.0 33.8 1.0
N C:ARG24 4.1 34.9 1.0
O C:ASP22 4.2 36.8 1.0
CB C:ASP19 4.2 38.7 1.0
CB C:ASP22 4.2 38.4 1.0
N C:ALA27 4.2 40.0 1.0
CA C:ARG24 4.2 39.8 1.0
C C:ARG24 4.3 40.3 1.0
CA C:ASP22 4.4 35.6 1.0
CB C:ASP25 4.4 39.1 1.0
CA C:ALA27 4.5 45.1 1.0
N C:ASP22 4.5 34.1 1.0
CA C:ASP25 4.6 37.7 1.0
OD2 C:ASP19 4.6 47.7 1.0
N C:PHE20 4.8 33.3 1.0
O C:PHE18 4.8 36.4 1.0
N C:VAL28 4.8 39.5 1.0
N C:GLY26 4.8 40.9 1.0
C C:ASP25 4.9 40.2 1.0
N C:ASP19 4.9 35.0 1.0
CA C:VAL28 5.0 42.0 1.0

Calcium binding site 2 out of 2 in 3tuy

Go back to Calcium Binding Sites List in 3tuy
Calcium binding site 2 out of 2 in the Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Phosphorylated Light Chain Domain of Scallop Smooth Muscle Myosin within 5.0Å range:
probe atom residue distance (Å) B Occ
F:Ca157

b:52.4
occ:1.00
O F:GLY23 2.3 48.0 1.0
OD1 F:ASP19 2.4 38.7 1.0
O F:ALA27 2.4 35.6 1.0
OD1 F:ASP22 2.6 34.0 1.0
O F:ASP19 2.7 38.1 1.0
OD2 F:ASP25 2.9 43.7 1.0
C F:ASP19 3.5 35.0 1.0
C F:GLY23 3.5 41.1 1.0
CA F:ASP19 3.5 32.9 1.0
CG F:ASP19 3.5 39.1 1.0
C F:ALA27 3.6 38.1 1.0
CG F:ASP25 3.7 48.5 1.0
O F:HOH165 3.7 43.1 1.0
CG F:ASP22 3.7 37.0 1.0
N F:ASP25 3.9 40.0 1.0
O F:ASP22 3.9 41.3 1.0
N F:ALA27 3.9 37.4 1.0
C F:ASP22 4.0 39.0 1.0
CB F:ASP19 4.1 32.4 1.0
OD1 F:ASP25 4.1 52.9 1.0
N F:GLY23 4.3 35.0 1.0
CA F:ALA27 4.3 40.0 1.0
OD2 F:ASP22 4.3 37.4 1.0
CA F:ARG24 4.3 41.2 1.0
N F:ARG24 4.4 42.4 1.0
CA F:GLY23 4.4 36.9 1.0
N F:GLY26 4.5 43.4 1.0
C F:ARG24 4.6 41.8 1.0
OD2 F:ASP19 4.6 37.4 1.0
N F:VAL28 4.6 31.5 1.0
CA F:ASP25 4.6 44.9 1.0
CB F:ASP25 4.7 46.4 1.0
O F:PHE18 4.7 33.2 1.0
CB F:ASP22 4.7 34.8 1.0
CA F:ASP22 4.7 35.9 1.0
CA F:VAL28 4.8 31.7 1.0
N F:PHE20 4.8 34.0 1.0
CB F:ALA27 4.8 35.0 1.0
N F:ASP19 4.8 32.4 1.0
C F:ASP25 4.8 45.4 1.0
N F:ASP22 4.8 31.9 1.0

Reference:

V.S.Senthil Kumar, E.O'neall-Hennessey, L.Reshetnikova, J.H.Brown, H.Robinson, A.G.Szent-Gyorgyi, C.Cohen. Crystal Structure of A Phosphorylated Light Chain Domain of Scallop Smooth-Muscle Myosin. Biophys.J. V. 101 2185 2011.
ISSN: ISSN 0006-3495
PubMed: 22067157
DOI: 10.1016/J.BPJ.2011.09.028
Page generated: Sat Dec 12 04:32:12 2020

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