Calcium in PDB 1y3p: Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide

The structure of Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide, PDB code: 1y3p was solved by K.Momma, Y.Mishima, W.Hashimoto, B.Mikami, K.Murata, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	14.68 / 2.00
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	58.830, 67.431, 62.957, 90.00, 95.90, 90.00
R / Rfree (%)	19.9 / 25.5

The binding sites of Calcium atom in the Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide (pdb code 1y3p). 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 Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide, PDB code: 1y3p:

Calcium binding site 1 out of 1 in the Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of ALGQ1, Alginate-Binding Protein, Complexed with An Alginate Tetrasaccharide within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca493 b:16.6 occ:1.00 OD2 A:ASP171 2.2 11.6 1.0 O A:LYS177 2.3 16.8 1.0 OD1 A:ASN173 2.4 14.2 1.0 OD2 A:ASP179 2.5 14.6 1.0 OE1 A:GLU180 2.5 10.4 1.0 ND2 A:ASN175 2.5 10.2 1.0 OE2 A:GLU180 2.8 11.4 1.0 CD A:GLU180 3.0 19.0 1.0 CG A:ASN173 3.2 14.8 1.0 CG A:ASP171 3.4 23.3 1.0 C A:LYS177 3.4 18.0 1.0 CG A:ASN175 3.5 16.1 1.0 CG A:ASP179 3.5 11.8 1.0 ND2 A:ASN173 3.6 12.8 1.0 OD1 A:ASN175 3.8 21.8 1.0 N A:LYS177 3.9 19.6 1.0 CA A:ASP171 4.0 11.7 1.0 OD1 A:ASP179 4.0 10.3 1.0 N A:ASN175 4.1 18.9 1.0 CA A:LYS177 4.1 17.7 1.0 N A:ASP179 4.1 9.8 1.0 CB A:ASP171 4.2 12.3 1.0 OD1 A:ASP171 4.3 17.8 1.0 CG A:GLU180 4.4 11.6 1.0 C A:ASP171 4.4 13.5 1.0 N A:ALA178 4.5 12.2 1.0 N A:ASN173 4.5 16.8 1.0 O A:HOH561 4.5 13.9 1.0 N A:GLY174 4.5 14.2 1.0 CB A:LYS177 4.5 20.2 1.0 CB A:ASN173 4.6 15.2 1.0 N A:GLY176 4.6 16.1 1.0 CB A:ASN175 4.6 21.6 1.0 CA A:ASN175 4.7 20.8 1.0 CA A:ALA178 4.7 13.2 1.0 CB A:ASP179 4.8 12.0 1.0 N A:GLU180 4.8 8.9 1.0 C A:ASN173 4.8 21.1 1.0 CA A:ASN173 4.8 19.2 1.0 C A:ASN175 4.8 17.1 1.0 O A:ASP171 4.8 12.2 1.0 N A:PRO172 4.9 14.7 1.0 CA A:ASP179 4.9 10.3 1.0 C A:GLY176 4.9 22.4 1.0 C A:ALA178 5.0 11.7 1.0

K.Momma, Y.Mishima, W.Hashimoto, B.Mikami, K.Murata. Direct Evidence For Sphingomonas Sp. A1 Periplasmic Proteins As Macromolecule-Binding Proteins Associated with the Abc Transporter: Molecular Insights Into Alginate Transport in the Periplasm(,) Biochemistry V. 44 5053 2005.
ISSN: ISSN 0006-2960
PubMed: 15794643
DOI: 10.1021/BI047781R