Calcium in PDB 1e29: Psii Associated Cytochrome C549 From Synechocystis Sp.

The structure of Psii Associated Cytochrome C549 From Synechocystis Sp., PDB code: 1e29 was solved by C.Frazao, F.J.Enguita, R.Coelho, G.M.Sheldrick, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	97.70 / 1.21
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	34.220, 86.860, 97.660, 90.00, 90.00, 90.00
R / Rfree (%)	14.9 / 21.2

The structure of Psii Associated Cytochrome C549 From Synechocystis Sp. also contains other interesting chemical elements:

Iron

(Fe)

1 atom

The binding sites of Calcium atom in the Psii Associated Cytochrome C549 From Synechocystis Sp. (pdb code 1e29). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Psii Associated Cytochrome C549 From Synechocystis Sp., PDB code: 1e29:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Psii Associated Cytochrome C549 From Synechocystis Sp.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Psii Associated Cytochrome C549 From Synechocystis Sp. within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca202 b:35.3 occ:1.00 O A:HOH509 2.3 55.6 1.0 O A:HOH361 2.4 45.0 1.0 O A:HOH442 2.4 44.3 1.0 O A:HOH415 2.4 42.7 1.0 O A:HOH444 2.4 47.8 1.0 OD1 A:ASN49 2.5 29.5 1.0 OD1 A:ASN50 2.5 41.8 1.0 CG A:ASN49 3.5 28.3 1.0 CG A:ASN50 3.6 38.8 1.0 ND2 A:ASN49 4.0 26.5 1.0 O A:HOH358 4.0 49.7 1.0 ND2 A:ASN50 4.1 47.0 1.0 N A:ASN50 4.5 28.1 1.0 O A:HOH375 4.5 31.6 1.0 O A:ASN50 4.5 29.8 1.0 CB A:ASN49 4.9 26.6 1.0 CB A:ASN50 4.9 32.6 1.0

Calcium binding site 2 out of 3 in the Psii Associated Cytochrome C549 From Synechocystis Sp.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Psii Associated Cytochrome C549 From Synechocystis Sp. within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca203 b:29.9 occ:1.00 O A:HOH332 2.0 47.6 1.0 O A:ASP35 2.4 21.4 1.0 OD1 A:ASP35 2.4 29.6 1.0 O A:HOH449 2.9 47.4 1.0 C A:ASP35 3.4 19.8 1.0 CG A:ASP35 3.5 27.8 1.0 O A:HOH340 3.7 37.3 1.0 CA A:ASP35 3.8 19.8 1.0 O A:HOH308 3.9 34.7 1.0 CA A:CA204 4.2 25.9 0.5 CB A:ASP35 4.3 21.5 1.0 OD2 A:ASP35 4.5 32.5 1.0 N A:THR36 4.6 18.6 1.0 O A:HOH396 4.7 48.2 1.0 O A:HOH363 4.7 36.2 1.0 O A:VAL34 5.0 21.6 1.0 CA A:THR36 5.0 19.6 1.0

Calcium binding site 3 out of 3 in the Psii Associated Cytochrome C549 From Synechocystis Sp.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Psii Associated Cytochrome C549 From Synechocystis Sp. within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca204 b:25.9 occ:0.48 O A:HOH308 2.1 34.7 1.0 O A:HOH393 2.3 41.8 1.0 O A:HOH461 2.3 35.8 0.5 O A:HOH340 2.4 37.3 1.0 O A:HOH514 2.4 26.7 0.5 O A:HOH449 2.5 47.4 1.0 OD2 A:ASP35 2.7 32.5 1.0 O A:HOH499 2.8 49.4 1.0 OD1 A:ASP35 2.9 29.6 1.0 CG A:ASP35 3.2 27.8 1.0 O A:HOH332 3.6 47.6 1.0 CA A:CA203 4.2 29.9 1.0 OG1 A:THR36 4.6 26.3 1.0 CB A:ASP35 4.6 21.5 1.0 O A:HOH330 4.8 34.2 1.0 O A:GLU103 4.9 32.9 1.0 CB A:GLU103 4.9 38.6 1.0 O A:ASP35 4.9 21.4 1.0 OH A:TYR107 4.9 30.3 1.0

C.Frazao, F.J.Enguita, R.Coelho, G.M.Sheldrick, J.A.Navarro, M.Hervas, M.A.De La Rosa, M.A.Carrondo. Crystal Structure of Low-Potential Cytochrome C549 From Synechocystis Sp. Pcc 6803 at 1.21A Resolution J.Biol.Inorg.Chem. V. 6 324 2001.
ISSN: ISSN 0949-8257
PubMed: 11315568
DOI: 10.1007/S007750100208