Calcium in PDB 5ztf: Structure of CA2+ Atpase

All present enzymatic activity of Structure of CA2+ Atpase:
3.6.3.8;

The structure of Structure of CA2+ Atpase, PDB code: 5ztf was solved by M.Inoue, S.Watanabe, K.Inaba, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.22 / 3.45
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	165.079, 84.053, 118.832, 90.00, 90.00, 90.00
R / Rfree (%)	24.6 / 30.8

The structure of Structure of CA2+ Atpase also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Calcium atom in the Structure of CA2+ Atpase (pdb code 5ztf). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Structure of CA2+ Atpase, PDB code: 5ztf:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Structure of CA2+ Atpase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of CA2+ Atpase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2003 b:0.3 occ:1.00 OD2 A:ASP799 2.1 0.9 1.0 O A:ALA305 2.3 0.4 1.0 OD1 A:ASN795 2.4 0.8 1.0 OE2 A:GLU309 2.5 0.8 1.0 O A:ILE307 3.0 0.7 1.0 CG A:ASP799 3.1 0.8 1.0 CD A:GLU309 3.2 0.1 1.0 O A:VAL304 3.2 0.1 1.0 OE1 A:GLU309 3.2 0.2 1.0 C A:ALA305 3.3 0.6 1.0 CB A:ASP799 3.4 0.2 1.0 CG A:ASN795 3.5 0.1 1.0 CA A:ALA305 3.9 0.3 1.0 C A:ILE307 3.9 0.1 1.0 N A:ILE307 4.0 0.8 1.0 CB A:ASN795 4.2 0.0 1.0 OD1 A:ASP799 4.2 0.4 1.0 C A:VAL304 4.3 0.5 1.0 N A:ALA306 4.3 0.6 1.0 O A:ASN795 4.5 96.5 1.0 CA A:ASN795 4.6 99.8 1.0 CA A:CA2004 4.6 90.4 1.0 N A:ALA305 4.6 0.1 1.0 ND2 A:ASN795 4.6 0.0 1.0 CD1 A:ILE97 4.6 0.7 1.0 CG A:GLU309 4.6 0.9 1.0 C A:ALA306 4.6 0.3 1.0 CA A:ILE307 4.6 0.6 1.0 CA A:ALA306 4.6 0.1 1.0 N A:PRO308 4.8 0.2 1.0 C A:ASN795 4.9 0.2 1.0 CA A:ASP799 4.9 0.4 1.0 CA A:PRO308 4.9 0.6 1.0 ND2 A:ASN767 4.9 0.0 1.0 N A:GLU309 5.0 0.9 1.0

Calcium binding site 2 out of 2 in the Structure of CA2+ Atpase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structure of CA2+ Atpase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2004 b:90.4 occ:1.00 OD1 A:ASN767 2.3 0.9 1.0 OE2 A:GLU770 2.4 0.6 1.0 OE2 A:GLU907 2.8 0.9 1.0 OD2 A:ASP799 2.9 0.9 1.0 CG A:ASN767 2.9 0.9 1.0 ND2 A:ASN767 2.9 0.0 1.0 OD1 A:ASP799 3.0 0.4 1.0 CG A:ASP799 3.3 0.8 1.0 CD A:GLU770 3.6 0.7 1.0 CD A:GLU907 3.8 0.6 1.0 OG1 A:THR798 3.9 92.9 1.0 O A:ALA305 4.0 0.4 1.0 OE1 A:GLU770 4.1 0.5 1.0 OE1 A:GLU907 4.1 0.1 1.0 CB A:ASN767 4.3 97.2 1.0 CA A:CA2003 4.6 0.3 1.0 CB A:SER766 4.6 93.9 1.0 O A:LEU763 4.6 92.5 1.0 N A:ASN767 4.7 99.7 1.0 CA A:ASN767 4.7 95.0 1.0 CG A:GLU770 4.8 98.2 1.0 CB A:ASP799 4.8 0.2 1.0 C A:SER766 4.8 96.2 1.0 CB A:THR798 4.9 91.3 1.0 O A:SER766 5.0 98.0 1.0 C A:ALA305 5.0 0.6 1.0

M.Inoue, N.Sakuta, S.Watanabe, Y.Zhang, K.Yoshikaie, Y.Tanaka, R.Ushioda, Y.Kato, J.Takagi, T.Tsukazaki, K.Nagata, K.Inaba. Structural Basis of Sarco/Endoplasmic Reticulum CA2+-Atpase 2B Regulation Via Transmembrane Helix Interplay. Cell Rep V. 27 1221 2019.
ISSN: ESSN 2211-1247
PubMed: 31018135
DOI: 10.1016/J.CELREP.2019.03.106