Calcium in PDB 1g9f: Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog

The structure of Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog, PDB code: 1g9f was solved by L.Buts, T.W.Hamelryck, M.-H.Dao-Thi, R.Loris, L.Wyns, M.E.Etzler, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.50
Space group	I 41 2 2
Cell size a, b, c (Å), α, β, γ (°)	122.640, 122.640, 90.560, 90.00, 90.00, 90.00
R / Rfree (%)	19 / 23

The structure of Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog also contains other interesting chemical elements:

Manganese

(Mn)

1 atom

The binding sites of Calcium atom in the Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog (pdb code 1g9f). 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 Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog, PDB code: 1g9f:

Calcium binding site 1 out of 1 in the Crystal Structure of the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog


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 the Soybean Agglutinin in A Complex with A Biantennary Blood Group Antigen Analog within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca255 b:19.2 occ:1.00 O A:HOH267 2.1 19.3 1.0 OD2 A:ASP126 2.3 22.0 1.0 OD2 A:ASP133 2.3 24.2 1.0 O A:HOH266 2.3 16.0 1.0 OD1 A:ASN130 2.3 22.9 1.0 O A:PHE128 2.4 21.2 1.0 OD1 A:ASP126 2.5 22.0 1.0 CG A:ASP126 2.7 19.5 1.0 CG A:ASP133 3.3 23.8 1.0 CG A:ASN130 3.5 23.9 1.0 C A:PHE128 3.6 21.6 1.0 OD1 A:ASP133 3.7 23.8 1.0 MN A:MN254 3.9 29.3 1.0 O A:HOH264 4.0 11.7 1.0 N A:ASN130 4.1 20.2 1.0 CB A:ASP126 4.2 18.4 1.0 CB A:ASN130 4.2 19.4 1.0 N A:PHE128 4.4 19.4 1.0 CA A:PHE128 4.4 21.4 1.0 CB A:ASP133 4.5 24.0 1.0 NE1 A:TRP132 4.5 27.5 1.0 ND2 A:ASN130 4.6 19.5 1.0 CB A:PHE128 4.6 22.9 1.0 N A:ARG129 4.6 21.2 1.0 O A:GLY106 4.7 16.8 1.0 CA A:ARG129 4.8 23.9 1.0 O A:ASP88 4.8 32.2 1.0 CA A:ASN130 4.8 19.4 1.0 OD1 A:ASP88 4.8 28.7 1.0 C A:ARG129 4.9 19.0 1.0 CE1 A:HIS138 4.9 17.0 1.0 CZ2 A:TRP132 5.0 27.1 1.0

L.Buts, M.H.Dao-Thi, R.Loris, L.Wyns, M.Etzler, T.Hamelryck. Weak Protein-Protein Interactions in Lectins: the Crystal Structure of A Vegetative Lectin From the Legume Dolichos Biflorus. J.Mol.Biol. V. 309 193 2001.
ISSN: ISSN 0022-2836
PubMed: 11491289
DOI: 10.1006/JMBI.2001.4639