Calcium in PDB 1i7o: Crystal Structure of Hpce

All present enzymatic activity of Crystal Structure of Hpce:
4.1.1.68; 5.3.3.10;

The structure of Crystal Structure of Hpce, PDB code: 1i7o was solved by J.R.H.Tame, K.Namba, E.J.Dodson, D.I.Roper, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.00 / 1.70
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	126.084, 138.201, 103.973, 90.00, 90.00, 90.00
R / Rfree (%)	25.1 / 27.8

The binding sites of Calcium atom in the Crystal Structure of Hpce (pdb code 1i7o). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 4 binding sites of Calcium where determined in the Crystal Structure of Hpce, PDB code: 1i7o:
Jump to Calcium binding site number: 1; 2; 3; 4;

Calcium binding site 1 out of 4 in the Crystal Structure of Hpce


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 Hpce within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1001 b:35.9 occ:1.00 OE1 A:GLU276 2.2 38.3 1.0 OE2 A:GLU278 2.3 38.5 1.0 OD2 A:ASP307 2.3 36.2 1.0 O A:HOH1003 2.4 34.4 1.0 O A:HOH1005 2.4 36.5 1.0 O A:HOH1009 2.5 38.5 1.0 CG A:ASP307 3.3 34.1 1.0 CD A:GLU278 3.3 36.7 1.0 CD A:GLU276 3.5 42.0 1.0 O A:LEU228 3.7 39.9 1.0 OE1 A:GLU278 3.8 37.1 1.0 CB A:ASP307 3.8 34.6 1.0 NZ A:LYS325 4.0 37.7 1.0 OE2 A:GLU276 4.2 43.7 1.0 O A:HOH1103 4.3 45.0 1.0 OD1 A:ASP307 4.4 36.5 1.0 CB A:GLU276 4.5 35.4 1.0 CG A:GLU276 4.6 37.1 1.0 CG A:GLU278 4.6 32.4 1.0 O A:ASP307 4.6 32.2 1.0 CE A:LYS325 4.7 40.6 1.0 CA A:GLY394 4.7 35.1 1.0 CZ A:PHE250 4.8 36.2 1.0 C A:GLY394 5.0 35.4 1.0 C A:LEU228 5.0 38.4 1.0 CG2 A:THR395 5.0 37.9 1.0

Calcium binding site 2 out of 4 in the Crystal Structure of Hpce


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 Hpce within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca1002 b:40.4 occ:1.00 OE2 B:GLU278 2.2 39.0 1.0 OD2 B:ASP307 2.2 36.5 1.0 OE1 B:GLU276 2.3 43.5 1.0 O B:HOH1048 2.3 44.4 1.0 O B:HOH1005 2.4 38.2 1.0 O B:HOH1035 2.5 42.1 1.0 CG B:ASP307 3.3 39.6 1.0 CD B:GLU278 3.3 41.2 1.0 CD B:GLU276 3.5 42.6 1.0 O B:LEU228 3.6 43.0 1.0 OE1 B:GLU278 3.7 40.8 1.0 CB B:ASP307 3.7 37.7 1.0 NZ B:LYS325 4.0 39.5 1.0 OE2 B:GLU276 4.2 49.6 1.0 OD1 B:ASP307 4.4 40.3 1.0 O B:HOH1073 4.4 45.8 1.0 CB B:GLU276 4.5 39.1 1.0 CG B:GLU278 4.5 38.5 1.0 CG B:GLU276 4.6 38.5 1.0 O B:ASP307 4.6 36.4 1.0 CA B:GLY394 4.6 40.2 1.0 CE B:LYS325 4.7 44.6 1.0 C B:LEU228 4.8 42.4 1.0 CZ B:PHE250 4.9 41.4 1.0

Calcium binding site 3 out of 4 in the Crystal Structure of Hpce


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure of Hpce within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca1003 b:42.2 occ:1.00 OE2 C:GLU278 2.2 44.0 1.0 OE1 C:GLU276 2.3 43.4 1.0 OD2 C:ASP307 2.3 40.2 1.0 O C:HOH1008 2.4 37.2 1.0 O C:HOH1010 2.4 39.5 1.0 O C:HOH1016 2.5 40.8 1.0 CG C:ASP307 3.3 39.0 1.0 CD C:GLU278 3.3 41.1 1.0 CD C:GLU276 3.5 47.9 1.0 OE1 C:GLU278 3.8 38.9 1.0 CB C:ASP307 3.8 37.4 1.0 O C:LEU228 3.8 45.5 1.0 NZ C:LYS325 3.9 41.7 1.0 OE2 C:GLU276 4.1 52.5 1.0 OD1 C:ASP307 4.4 39.4 1.0 CB C:GLU276 4.5 42.8 1.0 CG C:GLU278 4.6 39.0 1.0 CG C:GLU276 4.6 43.0 1.0 O C:ASP307 4.6 39.7 1.0 CZ C:PHE250 4.7 40.5 1.0 CE C:LYS325 4.7 45.2 1.0 CA C:GLY394 4.7 39.0 1.0 C C:LEU228 5.0 41.4 1.0 C C:GLY394 5.0 39.3 1.0 CG2 C:THR395 5.0 41.8 1.0 CE1 C:PHE250 5.0 38.0 1.0

Calcium binding site 4 out of 4 in the Crystal Structure of Hpce


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Crystal Structure of Hpce within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca1004 b:46.3 occ:1.00 O D:HOH1041 2.1 46.1 1.0 OE2 D:GLU278 2.2 43.9 1.0 OE1 D:GLU276 2.3 50.4 1.0 OD2 D:ASP307 2.4 42.8 1.0 O D:HOH1032 2.5 46.7 1.0 O D:HOH1013 2.5 40.2 1.0 CD D:GLU278 3.2 44.6 1.0 CD D:GLU276 3.4 55.7 1.0 CG D:ASP307 3.4 41.3 1.0 OE1 D:GLU278 3.7 42.9 1.0 NZ D:LYS325 3.8 50.1 1.0 O D:LEU228 3.9 47.0 1.0 CB D:ASP307 3.9 43.1 1.0 OE2 D:GLU276 3.9 58.0 1.0 CG D:GLU278 4.5 42.2 1.0 OD1 D:ASP307 4.5 46.4 1.0 CB D:GLU276 4.5 50.0 1.0 CG D:GLU276 4.6 51.8 1.0 CE D:LYS325 4.6 50.6 1.0 CA D:GLY394 4.6 40.0 1.0 O D:ASP307 4.8 43.0 1.0 C D:GLY394 4.9 40.4 1.0 CZ D:PHE250 4.9 44.3 1.0 N D:THR395 5.0 42.1 1.0

J.R.H.Tame, K.Namba, E.J.Dodson, D.I.Roper. The Crystal Structure of Hpce, A Multi-Functional Enzyme Fold To Be Published.