Calcium in PDB 4wuz: Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+

All present enzymatic activity of Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+:
3.1.11.3;

The structure of Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+, PDB code: 4wuz was solved by J.Zhang, C.E.Bell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	69.34 / 2.38
Space group	P 65
Cell size a, b, c (Å), α, β, γ (°)	80.038, 80.038, 241.596, 90.00, 90.00, 120.00
R / Rfree (%)	23.5 / 31.9

The binding sites of Calcium atom in the Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+ (pdb code 4wuz). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+, PDB code: 4wuz:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+


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 Lambda Exonuclease in Complex with Dna and CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca301 b:46.5 occ:1.00 OD2 A:ASP119 2.7 35.7 1.0 OE2 A:GLU129 2.7 36.0 1.0 OD1 A:ASP119 2.9 33.0 1.0 CG A:ASP119 3.2 32.0 1.0 OE1 A:GLU129 3.4 37.2 1.0 CD A:GLU129 3.4 35.4 1.0 CB A:ASP119 4.6 31.5 1.0 NZ A:LYS131 4.7 30.4 1.0 O A:LEU130 4.8 29.6 1.0 NE2 A:GLN157 4.8 26.8 1.0 CG A:GLU129 4.8 30.5 1.0

Calcium binding site 2 out of 3 in the Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+


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 Lambda Exonuclease in Complex with Dna and CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca301 b:19.9 occ:1.00 O E:HOH103 2.1 13.4 1.0 OD2 B:ASP119 2.2 16.8 1.0 OE2 B:GLU129 2.4 13.6 1.0 O B:LEU130 2.6 24.9 1.0 CG B:ASP119 3.0 14.9 1.0 OP1 E:DG2 3.1 62.2 1.0 OD1 B:ASP119 3.1 13.3 1.0 CD B:GLU129 3.3 15.4 1.0 OE1 B:GLU129 3.6 15.5 1.0 C B:LEU130 3.8 24.0 1.0 N B:LEU130 4.2 21.6 1.0 P E:DG2 4.4 63.8 1.0 CA B:LEU130 4.4 23.4 1.0 NZ B:LYS131 4.4 11.7 1.0 OP2 E:DC3 4.4 44.3 1.0 CB B:ASP119 4.5 15.8 1.0 O3' E:DA1 4.5 60.1 1.0 CB B:LEU130 4.6 23.7 1.0 CG B:GLU129 4.6 17.2 1.0 C5' E:DG2 4.7 60.5 1.0 N B:LYS131 4.9 23.8 1.0 O B:HOH446 4.9 24.0 1.0 CE B:LYS131 4.9 13.5 1.0 O5' E:DG2 4.9 62.6 1.0 NE2 B:GLN157 5.0 18.8 1.0

Calcium binding site 3 out of 3 in the Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+


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 Lambda Exonuclease in Complex with Dna and CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca302 b:49.2 occ:1.00 OE2 C:GLU129 2.4 17.5 1.0 OD2 C:ASP119 2.7 24.0 1.0 O C:HOH463 2.7 24.7 1.0 OD1 C:ASP119 2.8 26.9 1.0 CG C:ASP119 3.2 24.1 1.0 CD C:GLU129 3.3 19.1 1.0 OE1 C:GLU129 3.6 16.2 1.0 O C:LEU130 4.3 20.3 1.0 NZ C:LYS131 4.4 16.9 1.0 CG C:GLU129 4.6 18.9 1.0 NE2 C:GLN157 4.7 20.4 1.0 CB C:ASP119 4.7 21.5 1.0 CG C:LYS131 4.7 18.3 1.0 N C:LEU130 4.9 18.9 1.0 C C:LEU130 4.9 20.0 1.0

J.Zhang, X.Pan, C.E.Bell. Crystal Structure of Lambda Exonuclease in Complex with Dna and CA2+ .