Calcium in PDB 3s18: Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination

The structure of Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination, PDB code: 3s18 was solved by U.Sharma, C.G.Suresh, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.30 / 2.20
Space group	P 3
Cell size a, b, c (Å), α, β, γ (°)	81.917, 81.917, 69.591, 90.00, 90.00, 120.00
R / Rfree (%)	17.7 / 22.3

The structure of Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination also contains other interesting chemical elements:

Iodine	(I)	2 atoms
Chlorine	(Cl)	3 atoms
Sodium	(Na)	1 atom

The binding sites of Calcium atom in the Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination (pdb code 3s18). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination, PDB code: 3s18:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca229 b:27.0 occ:1.00 O A:HOH260 2.2 32.0 1.0 O A:ASN7 2.3 24.4 1.0 O A:HOH243 2.4 23.9 1.0 O A:ASP65 2.4 23.4 1.0 OD1 A:ASN7 2.4 28.1 1.0 O A:ASP121 2.4 22.7 1.0 O A:ASP174 2.4 29.7 1.0 C A:ASN7 3.3 24.9 1.0 CG A:ASN7 3.5 27.2 1.0 C A:ASP121 3.5 22.4 1.0 C A:ASP65 3.5 23.0 1.0 C A:ASP174 3.6 30.9 1.0 CA A:ASN7 3.9 26.1 1.0 CA A:ASP121 4.1 23.6 1.0 CB A:ASN7 4.2 25.9 1.0 CA A:ASP65 4.3 23.7 1.0 CA A:ASP174 4.3 33.4 1.0 CB A:ASP65 4.4 23.8 1.0 N A:ALA8 4.5 24.4 1.0 ND2 A:ASN7 4.5 27.4 1.0 N A:CYS66 4.6 22.7 1.0 N A:SER175 4.6 30.1 1.0 O A:ILE120 4.6 23.4 1.0 N A:ALA122 4.6 21.9 1.0 CA A:CYS66 4.8 23.0 1.0 CA A:SER175 4.8 29.3 1.0 CB A:ASP121 4.8 24.4 1.0 CB A:SER175 4.9 28.8 1.0 CB A:ASP174 4.9 34.1 1.0 CA A:ALA8 4.9 23.2 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of A Plant Albumin From Cicer Arietinum Showing Hemagglutination within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca229 b:28.0 occ:1.00 O B:HOH247 2.2 29.8 1.0 O B:ASP121 2.3 26.2 1.0 O B:ASP174 2.4 31.6 1.0 O B:ASN7 2.4 28.7 1.0 O B:ASP65 2.5 25.6 1.0 OD1 B:ASN7 2.5 32.5 1.0 O B:HOH271 2.6 26.8 1.0 C B:ASP121 3.4 26.8 1.0 C B:ASN7 3.5 29.4 1.0 C B:ASP174 3.5 33.3 1.0 CG B:ASN7 3.6 32.2 1.0 C B:ASP65 3.6 26.2 1.0 CA B:ASN7 4.0 31.0 1.0 CA B:ASP121 4.0 27.9 1.0 CA B:ASP174 4.3 35.4 1.0 CB B:ASN7 4.3 30.7 1.0 CA B:ASP65 4.3 25.9 1.0 CB B:ASP65 4.6 26.6 1.0 N B:SER175 4.6 32.5 1.0 N B:ALA122 4.6 25.8 1.0 ND2 B:ASN7 4.6 33.2 1.0 N B:CYS66 4.6 25.9 1.0 N B:ALA8 4.7 28.2 1.0 O B:ILE120 4.7 28.6 1.0 CB B:ASP121 4.7 28.9 1.0 CA B:SER175 4.8 31.9 1.0 CA B:CYS66 4.8 26.1 1.0 CA B:ALA122 5.0 25.0 1.0 CB B:ASP174 5.0 36.1 1.0

U.Sharma, U.V.Katre, C.G.Suresh. Crystal Structure of A Plant Albumin From Cicer Arietinum (Chickpea) Possessing Hemopexin Fold and Hemagglutination Activity Planta 2015.
ISSN: ISSN 0032-0935
PubMed: 25559942
DOI: 10.1007/S00425-014-2236-6