Calcium in PDB 4aam: Maca Wild-Type Mixed-Valence

All present enzymatic activity of Maca Wild-Type Mixed-Valence:
1.11.1.5;

The structure of Maca Wild-Type Mixed-Valence, PDB code: 4aam was solved by J.Seidel, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	77.82 / 2.17
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	95.130, 47.540, 77.850, 90.00, 91.49, 90.00
R / Rfree (%)	16.237 / 23.937

The structure of Maca Wild-Type Mixed-Valence also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Calcium atom in the Maca Wild-Type Mixed-Valence (pdb code 4aam). 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 Maca Wild-Type Mixed-Valence, PDB code: 4aam:

Calcium binding site 1 out of 1 in the Maca Wild-Type Mixed-Valence


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Maca Wild-Type Mixed-Valence within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca402 b:10.9 occ:1.00 O A:PRO280 2.2 9.7 1.0 O A:HOH2107 2.3 8.8 1.0 O A:THR278 2.4 9.2 1.0 OD1 A:ASN101 2.5 11.2 1.0 O A:HOH2105 2.5 7.1 1.0 O A:HOH2254 2.5 6.0 1.0 O A:HOH2106 2.5 9.0 1.0 C A:PRO280 3.5 9.6 1.0 CG A:ASN101 3.5 10.9 1.0 C A:THR278 3.6 9.4 1.0 ND2 A:ASN101 3.9 10.4 1.0 C A:MET279 4.2 10.0 1.0 N A:PRO280 4.3 10.0 1.0 O A:SER102 4.3 10.5 0.5 CB A:THR278 4.3 9.5 1.0 N A:TYR281 4.3 9.2 1.0 O A:SER102 4.3 10.7 0.5 OG1 A:THR278 4.3 10.6 1.0 CA A:TYR281 4.4 9.8 1.0 O A:MET279 4.4 10.7 1.0 O A:HOH2109 4.5 13.2 1.0 CA A:MET279 4.5 10.3 1.0 N A:MET279 4.5 9.6 1.0 CA A:PRO280 4.5 9.9 1.0 CA A:THR278 4.5 9.6 1.0 O A:HOH2078 4.5 24.1 1.0 CD1 A:TYR281 4.6 9.0 1.0 O1A A:HEC401 4.7 9.8 1.0 O2A A:HEC401 4.7 9.5 1.0 CB A:ASN101 4.7 10.8 1.0 CD A:PRO280 4.8 10.1 1.0 CE1 A:TYR281 5.0 9.8 1.0

J.Seidel, M.Hoffmann, K.E.Ellis, A.Seidel, T.Spatzal, S.Gerhardt, S.J.Elliott, O.Einsle. Maca Is A Second Cytochrome C Peroxidase of Geobacter Sulfurreducens. Biochemistry V. 51 2747 2012.
ISSN: ISSN 0006-2960
PubMed: 22417533
DOI: 10.1021/BI300249U