Calcium in PDB 3qr1: Crystal Structure of L. Pealei PLC21

The structure of Crystal Structure of L. Pealei PLC21, PDB code: 3qr1 was solved by A.M.Lyon, K.C.Suddala, J.K.Northup, J.J.G.Tesmer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.97 / 3.20
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	82.367, 148.869, 151.572, 90.00, 90.00, 90.00
R / Rfree (%)	21.4 / 25.8

The binding sites of Calcium atom in the Crystal Structure of L. Pealei PLC21 (pdb code 3qr1). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of L. Pealei PLC21, PDB code: 3qr1:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of L. Pealei PLC21


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 L. Pealei PLC21 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1000 b:48.0 occ:1.00 OE1 A:GLU417 2.1 49.4 1.0 OD1 A:ASN339 2.3 47.2 1.0 OE2 A:GLU368 2.4 47.3 1.0 O A:HOH815 2.7 19.0 1.0 OD1 A:ASP370 2.7 49.0 1.0 OD2 A:ASP370 3.0 46.8 1.0 CG A:ASN339 3.1 47.5 1.0 CG A:ASP370 3.2 47.8 1.0 ND2 A:ASN339 3.3 48.1 1.0 CD A:GLU417 3.4 49.5 1.0 CD A:GLU368 3.4 47.2 1.0 NE2 A:HIS338 3.9 46.2 1.0 OE1 A:GLU368 4.0 48.0 1.0 OE2 A:GLU417 4.2 50.0 1.0 CG A:GLU417 4.3 49.3 1.0 CG A:GLU368 4.5 45.4 1.0 CD2 A:HIS338 4.6 45.5 1.0 CB A:ASN339 4.6 46.4 1.0 OH A:TYR341 4.7 49.7 1.0 CE1 A:HIS338 4.7 46.8 1.0 CD2 A:HIS383 4.7 52.5 1.0 CB A:ASP370 4.8 48.3 1.0 OG1 A:THR503 4.8 52.5 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of L. Pealei PLC21


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of L. Pealei PLC21 within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca1000 b:74.4 occ:1.00 OD1 D:ASN339 2.2 72.8 1.0 OE1 D:GLU417 2.4 76.4 1.0 OE2 D:GLU368 2.7 71.5 1.0 OD1 D:ASP370 2.9 77.1 1.0 CG D:ASN339 3.0 73.7 1.0 ND2 D:ASN339 3.1 75.4 1.0 OD2 D:ASP370 3.3 73.6 1.0 CG D:ASP370 3.5 75.6 1.0 CD D:GLU417 3.6 76.9 1.0 NE2 D:HIS338 3.6 70.6 1.0 CD D:GLU368 3.6 70.2 1.0 OE1 D:GLU368 4.1 69.8 1.0 CD2 D:HIS338 4.4 68.5 1.0 OE2 D:GLU417 4.4 78.8 1.0 CE1 D:HIS338 4.4 71.4 1.0 CB D:ASN339 4.5 72.0 1.0 CG D:GLU417 4.5 75.6 1.0 CD2 D:HIS383 4.6 83.3 1.0 CG D:GLU368 4.7 68.4 1.0 OG1 D:THR503 4.8 83.3 1.0 OH D:TYR341 4.8 79.0 1.0 NE2 D:HIS383 4.9 83.9 1.0

A.M.Lyon, V.M.Tesmer, V.D.Dhamsania, D.M.Thal, J.Gutierrez, S.Chowdhury, K.C.Suddala, J.K.Northup, J.J.Tesmer. An Autoinhibitory Helix in the C-Terminal Region of Phospholipase C-Beta Mediates Galphaq Activation. Nat.Struct.Mol.Biol. V. 18 999 2011.
ISSN: ISSN 1545-9993
PubMed: 21822282
DOI: 10.1038/NSMB.2095