Calcium in PDB 2por: Structure of Porin Refined at 1.8 Angstroms Resolution

The structure of Structure of Porin Refined at 1.8 Angstroms Resolution, PDB code: 2por was solved by M.S.Weiss, G.E.Schulz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 1.80
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	92.300, 92.300, 146.200, 90.00, 90.00, 120.00
R / Rfree (%)	18.6 / n/a

The binding sites of Calcium atom in the Structure of Porin Refined at 1.8 Angstroms Resolution (pdb code 2por). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Structure of Porin Refined at 1.8 Angstroms Resolution, PDB code: 2por:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Structure of Porin Refined at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Porin Refined at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca302 b:21.3 occ:1.00 OD2 A:ASP108 2.2 21.2 1.0 O A:HOH312 2.3 18.8 1.0 O A:HOH307 2.3 20.9 1.0 O A:HOH339 2.4 22.5 1.0 O A:HOH305 2.4 20.8 1.0 OE2 A:GLU80 2.5 17.3 1.0 OE1 A:GLU80 2.5 23.3 1.0 CD A:GLU80 2.9 21.3 1.0 CG A:ASP108 3.4 20.0 1.0 CB A:ASP108 3.9 14.0 1.0 O A:HOH423 4.2 57.4 1.0 OD2 A:ASP101 4.3 23.0 1.0 CG A:GLU80 4.3 19.4 1.0 OD1 A:ASP108 4.4 22.8 1.0 OD1 A:ASP85 4.4 22.7 1.0 OD2 A:ASP85 4.5 22.2 1.0 CD2 A:TYR104 4.6 21.4 1.0 O A:ILE102 4.7 20.3 1.0 CB A:ASP101 4.8 17.9 1.0 O A:HOH434 4.9 54.5 1.0 O A:HOH324 4.9 23.8 1.0 CG A:ASP85 4.9 23.0 1.0 O A:HOH358 5.0 29.7 1.0

Calcium binding site 2 out of 3 in the Structure of Porin Refined at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structure of Porin Refined at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca303 b:18.8 occ:1.00 O A:HOH327 2.2 26.6 1.0 OD1 A:ASP101 2.2 23.1 1.0 OD1 A:ASN100 2.3 24.5 1.0 OD1 A:ASP93 2.3 25.2 1.0 O A:HOH331 2.4 20.2 1.0 OD2 A:ASP95 2.4 22.1 1.0 OD2 A:ASP93 2.4 20.4 1.0 OD1 A:ASP95 2.6 21.6 1.0 CG A:ASP93 2.8 20.6 1.0 CG A:ASP95 2.9 25.0 1.0 CG A:ASP101 3.4 18.1 1.0 CG A:ASN100 3.4 22.4 1.0 OD2 A:ASP101 3.8 23.0 1.0 ND2 A:ASN100 3.8 21.4 1.0 CB A:ASP93 4.3 17.9 1.0 O A:HOH313 4.3 20.0 1.0 CB A:ASP95 4.4 17.4 1.0 O A:HOH472 4.4 66.8 1.0 N A:ASN100 4.4 25.9 1.0 N A:ASP101 4.5 21.8 1.0 O A:HOH489 4.5 65.3 1.0 OE1 A:GLU88 4.6 22.2 1.0 O A:HOH435 4.6 48.3 1.0 CB A:ASN100 4.7 23.3 1.0 CB A:ASP101 4.7 17.9 1.0 O A:HOH349 4.7 32.9 1.0 O A:HOH476 4.8 53.7 1.0 CG A:GLU88 4.8 19.8 1.0 CD A:GLU88 4.9 20.0 1.0 O A:HOH484 4.9 54.1 1.0 CA A:ASN100 5.0 19.2 1.0

Calcium binding site 3 out of 3 in the Structure of Porin Refined at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Structure of Porin Refined at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca304 b:19.0 occ:1.00 OD1 A:ASN116 2.2 22.2 1.0 O A:GLY140 2.2 24.7 1.0 OD1 A:ASP136 2.3 24.0 1.0 O A:HOH314 2.3 16.2 1.0 OD2 A:ASP136 2.4 20.6 1.0 O A:LYS138 2.5 21.2 1.0 CG A:ASP136 2.8 26.6 1.0 CG A:ASN116 3.4 13.1 1.0 C A:GLY140 3.4 15.6 1.0 C A:LYS138 3.6 30.2 1.0 O A:HOH311 4.2 18.0 1.0 N A:GLY140 4.2 20.2 1.0 CB A:LYS138 4.2 16.4 1.0 O A:HOH308 4.2 19.2 1.0 CB A:ASN116 4.3 13.6 1.0 CB A:ASP136 4.3 18.3 1.0 O A:ASP115 4.3 18.0 1.0 CA A:LYS138 4.3 18.2 1.0 CA A:GLY140 4.3 18.2 1.0 C A:VAL139 4.3 17.5 1.0 N A:LYS138 4.4 17.7 1.0 N A:GLU141 4.4 20.2 1.0 ND2 A:ASN116 4.4 17.7 1.0 CA A:ASN116 4.4 21.2 1.0 O A:VAL139 4.5 19.7 1.0 CA A:GLU141 4.6 22.5 1.0 N A:VAL139 4.6 18.5 1.0 CA A:VAL139 4.9 17.2 1.0

M.S.Weiss, G.E.Schulz. Structure of Porin Refined at 1.8 A Resolution. J.Mol.Biol. V. 227 493 1992.
ISSN: ISSN 0022-2836
PubMed: 1328651
DOI: 10.1016/0022-2836(92)90903-W