Calcium in PDB 6a7s: CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus

The structure of CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus, PDB code: 6a7s was solved by H.Unno, T.Hatakeyama, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.72 / 2.00
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	91.235, 91.235, 48.791, 90.00, 90.00, 120.00
R / Rfree (%)	17.9 / 20.7

The binding sites of Calcium atom in the CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus (pdb code 6a7s). 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 CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus, PDB code: 6a7s:

Calcium binding site 1 out of 1 in the CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of CA2+-Independent C-Type Lectin Spl-2 From Saxidomus Purpuratus within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca203 b:35.6 occ:1.00 OE1 B:GLU46 2.3 34.9 1.0 OE2 B:GLU50 2.3 31.9 1.0 O B:THR44 2.3 33.7 1.0 O3 B:TRS202 2.4 41.4 1.0 OE2 B:GLU133 2.4 36.3 1.0 O B:HOH376 2.5 34.0 1.0 OE1 B:GLU133 2.7 34.3 1.0 OE1 B:GLU50 2.8 33.6 1.0 CD B:GLU50 2.9 36.9 1.0 CD B:GLU133 2.9 30.9 1.0 C3 B:TRS202 3.4 47.1 1.0 CD B:GLU46 3.4 31.6 1.0 C B:THR44 3.4 30.5 1.0 OG1 B:THR44 3.7 33.6 1.0 OE2 B:GLU46 3.9 38.4 1.0 N B:TRS202 4.1 43.9 1.0 OH B:TYR19 4.2 31.6 1.0 N B:THR44 4.3 34.4 1.0 CA B:THR44 4.3 33.5 1.0 N B:VAL45 4.4 32.5 1.0 CG B:GLU133 4.4 31.2 1.0 C B:TRS202 4.4 52.1 1.0 CG B:GLU50 4.4 32.9 1.0 N B:GLU46 4.4 35.9 1.0 CA B:VAL45 4.5 34.5 1.0 O B:HOH362 4.5 36.8 1.0 OG B:SER17 4.6 32.0 1.0 CB B:THR44 4.6 35.7 1.0 CG B:GLU46 4.7 36.5 1.0 O B:HOH310 4.7 39.2 1.0 CG2 B:VAL43 4.7 32.9 1.0

H.Unno, S.Itakura, S.Higuchi, S.Goda, K.Yamaguchi, T.Hatakeyama. Novel CA2+-Independent Carbohydrate Recognition of the C-Type Lectins, Spl-1 and Spl-2, From the Bivalve Saxidomus Purpuratus. Protein Sci. V. 28 766 2019.
ISSN: ESSN 1469-896X
PubMed: 30793424
DOI: 10.1002/PRO.3592