Calcium in PDB 2cji: Crystal Structure of A Human Factor Xa Inhibitor Complex

All present enzymatic activity of Crystal Structure of A Human Factor Xa Inhibitor Complex:
3.4.21.6;

The structure of Crystal Structure of A Human Factor Xa Inhibitor Complex, PDB code: 2cji was solved by N.S.Watson, M.Campbell, C.Chan, M.A.Convery, J.N.Hamblin, H.A.Kelly, N.P.King, A.M.Mason, C.Mitchell, V.K.Patel, S.Senger, G.P.Shah, H.E.Weston, C.Whitworth, R.J.Young, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.1
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	56.968, 72.633, 79.784, 90.00, 90.00, 90.00
R / Rfree (%)	19.2 / 24.2

The structure of Crystal Structure of A Human Factor Xa Inhibitor Complex also contains other interesting chemical elements:

Chlorine

(Cl)

1 atom

The binding sites of Calcium atom in the Crystal Structure of A Human Factor Xa Inhibitor Complex (pdb code 2cji). 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 Crystal Structure of A Human Factor Xa Inhibitor Complex, PDB code: 2cji:

Calcium binding site 1 out of 1 in the Crystal Structure of A Human Factor Xa Inhibitor Complex


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 A Human Factor Xa Inhibitor Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1245 b:37.5 occ:1.00 O A:GLN75 2.3 46.2 1.0 O A:ASN72 2.3 35.3 1.0 OE1 A:GLU80 2.3 33.6 1.0 OD1 A:ASP70 2.3 37.8 1.0 O A:HOH2023 2.3 34.1 1.0 O A:HOH2024 2.7 49.3 1.0 C A:ASN72 3.4 35.2 1.0 CG A:ASP70 3.4 36.0 1.0 CD A:GLU80 3.4 39.0 1.0 C A:GLN75 3.5 51.7 1.0 OD2 A:ASP70 3.9 33.6 1.0 CG A:GLU80 3.9 34.8 1.0 N A:ASN72 4.1 32.7 1.0 N A:GLU77 4.2 52.7 1.0 CA A:ASN72 4.2 34.5 1.0 N A:THR73 4.3 36.5 1.0 N A:GLN75 4.3 53.2 1.0 CA A:THR73 4.4 40.4 1.0 CA A:GLU76 4.4 51.7 1.0 N A:GLU76 4.4 51.7 1.0 CA A:GLN75 4.5 54.3 1.0 OE2 A:GLU80 4.5 35.5 1.0 CB A:ASN72 4.6 33.2 1.0 CB A:ASP70 4.7 32.0 1.0 CB A:GLU77 4.7 51.7 1.0 N A:ARG71 4.7 30.1 1.0 C A:THR73 4.7 44.2 1.0 C A:GLU76 4.8 52.9 1.0 N A:GLU74 4.8 47.5 1.0 CA A:ASP70 4.9 32.7 1.0

N.S.Watson, D.Brown, M.Campbell, C.Chan, L.Chaudry, M.A.Convery, R.Fenwick, J.N.Hamblin, C.Haslam, H.A.Kelly, N.P.King, C.L.Kurtis, A.R.Leach, G.R.Manchee, A.M.Mason, C.Mitchell, C.Patel, V.K.Patel, S.Senger, G.P.Shah, H.E.Weston, C.Whitworth, R.J.Young. Design and Synthesis of Orally Active Pyrrolidin- 2-One-Based Factor Xa Inhibitors Bioorg.Med.Chem.Lett. V. 16 3784 2006.
ISSN: ISSN 0960-894X
PubMed: 16697194
DOI: 10.1016/J.BMCL.2006.04.053