Calcium in PDB 2q36: Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C

The structure of Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C, PDB code: 2q36 was solved by M.R.Sawaya, I.Pashkov, D.S.Kudryashov, E.Reisler, T.O.Yeates, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	72.17 / 2.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	40.539, 74.276, 144.474, 90.00, 90.00, 90.00
R / Rfree (%)	17.5 / 22.3

The binding sites of Calcium atom in the Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C (pdb code 2q36). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C, PDB code: 2q36:

Calcium binding site 1 out of 1 in the Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Actin Dimer Cross-Linked Between Residues 191 and 374 and Complexed with Kabiramide C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca401 b:17.6 occ:1.00 O1B A:ATP400 2.2 13.9 1.0 O A:HOH455 2.2 17.1 1.0 O2G A:ATP400 2.3 11.1 1.0 O A:HOH430 2.3 14.6 1.0 O A:HOH413 2.4 18.6 1.0 O A:HOH410 2.5 10.9 1.0 PG A:ATP400 3.4 11.8 1.0 PB A:ATP400 3.5 11.8 1.0 O3B A:ATP400 3.8 12.4 1.0 O1G A:ATP400 3.9 9.7 1.0 O A:HOH456 4.0 20.1 1.0 OE1 A:GLN137 4.1 19.7 1.0 O3A A:ATP400 4.1 11.3 1.0 O1A A:ATP400 4.3 15.2 1.0 NZ A:LYS18 4.4 22.8 1.0 CA A:GLY13 4.4 23.3 1.0 CD A:GLN137 4.5 19.8 1.0 O A:HOH458 4.5 22.7 1.0 OD2 A:ASP154 4.5 33.0 1.0 OD1 A:ASP11 4.7 24.4 1.0 PA A:ATP400 4.7 12.6 1.0 OD2 A:ASP11 4.7 23.4 1.0 O3G A:ATP400 4.7 17.6 1.0 O2B A:ATP400 4.7 8.1 1.0 OD1 A:ASP154 4.9 36.9 1.0

M.R.Sawaya, D.S.Kudryashov, I.Pashkov, H.Adisetiyo, E.Reisler, T.O.Yeates. Multiple Crystal Structures of Actin Dimers and Their Implications For Interactions in the Actin Filament. Acta Crystallogr.,Sect.D V. 64 454 2008.
ISSN: ISSN 0907-4449
PubMed: 18391412
DOI: 10.1107/S0907444908003351