Calcium in PDB 6agk: The Structure of Ch-II-77-Tubulin Complex

The structure of The Structure of Ch-II-77-Tubulin Complex, PDB code: 6agk was solved by H.Chen, K.Arnst, Y.Wang, D.Miller, W.Li, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.80
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	105.084, 157.062, 182.897, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 26.4

The structure of The Structure of Ch-II-77-Tubulin Complex also contains other interesting chemical elements:

Magnesium

(Mg)

3 atoms

The binding sites of Calcium atom in the The Structure of Ch-II-77-Tubulin Complex (pdb code 6agk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the The Structure of Ch-II-77-Tubulin Complex, PDB code: 6agk:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the The Structure of Ch-II-77-Tubulin Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Structure of Ch-II-77-Tubulin Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca503 b:58.4 occ:1.00 OD2 A:ASP39 2.4 57.2 1.0 O A:GLY44 2.5 58.2 1.0 O A:THR41 2.5 74.4 1.0 OE2 A:GLU55 2.5 58.5 1.0 OD1 A:ASP39 2.7 53.3 1.0 OG1 A:THR41 2.9 82.1 1.0 CG A:ASP39 2.9 56.4 1.0 OE1 A:GLU55 3.1 60.3 1.0 CD A:GLU55 3.2 61.1 1.0 C A:GLY44 3.5 64.8 1.0 C A:THR41 3.6 73.8 1.0 CB A:THR41 3.6 76.9 1.0 CA A:THR41 4.0 73.5 1.0 CA A:GLY45 4.1 67.3 1.0 N A:GLY45 4.1 64.4 1.0 OD1 A:ASN50 4.3 50.7 1.0 CZ A:PHE49 4.4 61.2 1.0 N A:THR41 4.4 68.3 1.0 CB A:ASP39 4.4 57.3 1.0 CA A:GLY44 4.5 65.7 1.0 OD2 A:ASP47 4.5 54.8 1.0 N A:GLY44 4.6 63.1 1.0 CG A:GLU55 4.7 61.5 1.0 ND2 A:ASN50 4.7 53.0 1.0 NE2 A:HIS61 4.7 63.6 1.0 N A:ILE42 4.8 71.2 1.0 CE1 A:PHE49 4.9 60.4 1.0 CG A:ASN50 4.9 50.5 1.0

Calcium binding site 2 out of 3 in the The Structure of Ch-II-77-Tubulin Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of The Structure of Ch-II-77-Tubulin Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca504 b:67.6 occ:1.00 OE1 B:GLU111 2.4 53.9 1.0 CD B:GLU111 3.6 53.1 1.0 OE2 B:GLU111 4.1 55.0 1.0 OE1 B:GLU108 4.3 34.9 1.0 CG B:GLU111 4.8 50.3 1.0

Calcium binding site 3 out of 3 in the The Structure of Ch-II-77-Tubulin Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of The Structure of Ch-II-77-Tubulin Complex within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca503 b:52.6 occ:1.00 OE2 C:GLU55 2.2 44.6 1.0 OG1 C:THR41 2.3 60.6 1.0 O C:THR41 2.5 54.8 1.0 OD1 C:ASP39 2.6 44.2 1.0 OD2 C:ASP39 2.6 43.6 1.0 O C:GLY44 2.7 50.1 1.0 CG C:ASP39 3.0 45.9 1.0 OE1 C:GLU55 3.0 41.9 1.0 CD C:GLU55 3.0 41.1 1.0 CB C:THR41 3.4 56.5 1.0 C C:THR41 3.5 53.8 1.0 C C:GLY44 3.6 50.7 1.0 OD2 C:ASP47 3.8 44.7 1.0 CA C:THR41 3.9 54.5 1.0 CA C:GLY45 3.9 48.1 1.0 N C:GLY45 4.1 48.9 1.0 N C:THR41 4.2 53.7 1.0 OD1 C:ASN50 4.4 36.0 1.0 CG C:GLU55 4.4 38.9 1.0 CB C:ASP39 4.5 47.6 1.0 N C:ILE42 4.7 52.4 1.0 CZ C:PHE49 4.7 34.1 1.0 CG2 C:THR41 4.7 57.0 1.0 CE1 C:PHE49 4.8 35.0 1.0 CA C:GLY44 4.8 50.5 1.0 ND2 C:ASN50 4.8 34.4 1.0 N C:GLY44 4.9 51.4 1.0 NE2 C:HIS61 4.9 34.7 1.0

H.Chen, K.Arnst, Y.Wang, D.Miller, W.Li. The Structure of Ch-II-77-Tubulin Complex To Be Published.