Calcium in PDB 4y7a: Factor Xa Complex with GTC000422

All present enzymatic activity of Factor Xa Complex with GTC000422:
3.4.21.6;

The structure of Factor Xa Complex with GTC000422, PDB code: 4y7a was solved by M.A.Convery, R.J.Young, S.Senger, J.N.Hamblin, C.Chan, J.R.Toomey, N.S.Watson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.99
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	57.160, 73.477, 80.377, 90.00, 90.00, 90.00
R / Rfree (%)	18.9 / 23.6

The structure of Factor Xa Complex with GTC000422 also contains other interesting chemical elements:

Magnesium	(Mg)	1 atom
Chlorine	(Cl)	1 atom

The binding sites of Calcium atom in the Factor Xa Complex with GTC000422 (pdb code 4y7a). 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 Factor Xa Complex with GTC000422, PDB code: 4y7a:

Calcium binding site 1 out of 1 in the Factor Xa Complex with GTC000422


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Factor Xa Complex with GTC000422 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca301 b:36.8 occ:1.00 O A:HOH485 2.2 43.4 1.0 O A:ASN72 2.3 32.4 1.0 OE1 A:GLU80 2.3 38.5 1.0 O A:GLN75 2.3 53.6 1.0 OD1 A:ASP70 2.3 31.8 1.0 O A:HOH459 2.4 34.9 1.0 O A:HOH518 2.7 47.4 1.0 C A:ASN72 3.4 32.3 1.0 CD A:GLU80 3.4 41.9 1.0 CG A:ASP70 3.4 32.3 1.0 C A:GLN75 3.5 61.0 1.0 CG A:GLU80 3.9 35.4 1.0 OD2 A:ASP70 3.9 31.9 1.0 N A:ASN72 4.0 31.2 1.0 CA A:GLU76 4.1 64.3 1.0 CA A:ASN72 4.2 31.2 1.0 N A:GLU76 4.3 64.9 1.0 N A:THR73 4.3 31.9 1.0 N A:GLU77 4.3 57.5 1.0 O A:HOH537 4.3 60.4 1.0 CA A:THR73 4.4 37.3 1.0 CG A:GLU77 4.5 61.6 1.0 CB A:ASN72 4.5 34.5 1.0 OE2 A:GLU80 4.5 41.7 1.0 N A:GLN75 4.5 56.0 1.0 CA A:GLN75 4.6 61.7 1.0 N A:ARG71 4.7 26.4 1.0 CB A:ASP70 4.7 28.5 1.0 C A:GLU76 4.8 61.7 1.0 CA A:ASP70 4.8 29.7 1.0 C A:THR73 4.9 42.1 1.0

M.A.Convery, R.J.Young, S.Senger, J.N.Hamblin, C.Chan, J.R.Toomey, N.S.Watson. Factor Xa Complex with GTC000422 To Be Published.