Calcium in PDB 6ln7: Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3)

All present enzymatic activity of Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3):
7.2.2.10;

The structure of Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3) also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Calcium atom in the Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3) (pdb code 6ln7). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3), PDB code: 6ln7:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2003 b:17.1 occ:1.00 O A:ILE307 2.3 23.0 1.0 OE2 A:GLU309 2.3 25.8 1.0 OE1 A:GLU309 2.3 25.8 1.0 OD2 A:ASP799 2.4 21.4 1.0 O A:VAL304 2.4 21.0 1.0 OD1 A:ASN795 2.4 20.9 1.0 CD A:GLU309 2.6 25.8 1.0 O A:ALA305 3.0 20.8 1.0 C A:ALA305 3.4 20.8 1.0 CG A:ASP799 3.4 21.4 1.0 C A:ILE307 3.4 23.0 1.0 C A:VAL304 3.6 21.0 1.0 CG A:ASN795 3.6 20.9 1.0 N A:ILE307 3.7 23.0 1.0 CA A:ALA305 3.8 20.8 1.0 CB A:ASP799 3.9 21.4 1.0 CG A:GLU309 4.0 25.8 1.0 N A:ALA306 4.1 21.2 1.0 C A:ALA306 4.1 21.2 1.0 ND2 A:ASN767 4.1 18.5 1.0 CA A:ILE307 4.1 23.0 1.0 N A:ALA305 4.2 20.8 1.0 ND2 A:ASN795 4.4 20.9 1.0 N A:GLU309 4.4 25.8 1.0 N A:PRO308 4.5 25.5 1.0 OD1 A:ASP799 4.5 21.4 1.0 CA A:ALA306 4.5 21.2 1.0 CB A:ASN795 4.6 20.9 1.0 CA A:PRO308 4.7 25.5 1.0 O A:ALA306 4.7 21.2 1.0 CB A:ILE307 4.7 23.0 1.0 CA A:VAL304 4.8 21.0 1.0 CB A:GLU309 4.9 25.8 1.0

Calcium binding site 2 out of 2 in the Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Cryoem Structure of SERCA2B T1032STOP in E1-2CA2+-Amppcp (CLASS3) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2004 b:19.0 occ:1.00 OE2 A:GLU907 2.4 18.3 1.0 OD1 A:ASP799 2.4 21.4 1.0 OE2 A:GLU770 2.4 20.3 1.0 OD1 A:ASN767 2.4 18.5 1.0 OG1 A:THR798 2.5 19.3 1.0 CG A:ASP799 3.3 21.4 1.0 CD A:GLU770 3.5 20.3 1.0 CB A:THR798 3.5 19.3 1.0 CD A:GLU907 3.5 18.3 1.0 CG A:ASN767 3.6 18.5 1.0 OD2 A:ASP799 3.8 21.4 1.0 OE1 A:GLU770 3.9 20.3 1.0 OE1 A:GLU907 4.1 18.3 1.0 O A:VAL794 4.1 20.2 1.0 ND2 A:ASN767 4.2 18.5 1.0 C A:THR798 4.3 19.3 1.0 N A:ASP799 4.3 21.4 1.0 O A:ALA305 4.4 20.8 1.0 CB A:SER766 4.4 18.2 1.0 CB A:ASP799 4.5 21.4 1.0 CG2 A:THR798 4.5 19.3 1.0 CA A:THR798 4.5 19.3 1.0 O A:THR798 4.6 19.3 1.0 N A:ASN767 4.7 18.5 1.0 CG A:GLU770 4.7 20.3 1.0 CA A:ASP799 4.7 21.4 1.0 CG A:GLU907 4.7 18.3 1.0 CB A:ASN767 4.8 18.5 1.0 CA A:ASN767 4.8 18.5 1.0 C A:SER766 4.8 18.2 1.0 CA A:ASN795 5.0 20.9 1.0

Y.Zhang, M.Inoue, A.Tsutsumi, S.Watanabe, T.Nishizawa, K.Nagata, M.Kikkawa, K.Inaba. Cryo-Em Structures of SERCA2B Reveal the Mechanism of Regulation By the Luminal Extension Tail. Sci Adv V. 6 B0147 2020.
ISSN: ESSN 2375-2548
PubMed: 32851169
DOI: 10.1126/SCIADV.ABB0147