Zinc in PDB 4ca1: Crystal Structure of SIAH1 at 1.58 A Resolution.

The structure of Crystal Structure of SIAH1 at 1.58 A Resolution., PDB code: 4ca1 was solved by V.Rimsa, T.C.Eadsforth, W.N.Hunter, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	52.11 / 1.58
Space group	I 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	76.060, 104.120, 133.590, 90.00, 90.00, 90.00
R / Rfree (%)	14.075 / 18.907

The structure of Crystal Structure of SIAH1 at 1.58 A Resolution. also contains other interesting chemical elements:

Chlorine

(Cl)

3 atoms

The binding sites of Zinc atom in the Crystal Structure of SIAH1 at 1.58 A Resolution. (pdb code 4ca1). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 4 binding sites of Zinc where determined in the Crystal Structure of SIAH1 at 1.58 A Resolution., PDB code: 4ca1:
Jump to Zinc binding site number: 1; 2; 3; 4;

Zinc binding site 1 out of 4 in the Crystal Structure of SIAH1 at 1.58 A Resolution.


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of SIAH1 at 1.58 A Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn283 b:31.9 occ:1.00 NE2 A:HIS117 2.1 43.2 1.0 SG A:CYS105 2.2 45.5 1.0 SG A:CYS98 2.2 34.5 1.0 SG A:CYS121 2.3 41.4 1.0 O A:HOH2010 2.9 66.1 1.0 CD2 A:HIS117 3.0 42.7 1.0 CB A:CYS98 3.1 41.4 1.0 CE1 A:HIS117 3.2 53.9 1.0 CB A:CYS105 3.2 44.8 1.0 CB A:CYS121 3.3 36.7 1.0 CG A:HIS117 4.2 41.1 1.0 ND1 A:HIS117 4.2 47.4 1.0 CA A:CYS121 4.5 36.2 1.0 CD2 A:TYR100 4.5 30.6 1.0 CA A:CYS98 4.5 40.7 1.0 CA A:CYS105 4.6 55.1 1.0 CB A:TYR100 4.6 35.0 1.0 CG2 A:ILE107 4.9 69.7 1.0 CD2 A:PHE123 5.0 52.3 1.0

Zinc binding site 2 out of 4 in the Crystal Structure of SIAH1 at 1.58 A Resolution.


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of SIAH1 at 1.58 A Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn284 b:22.8 occ:1.00 NE2 A:HIS147 2.0 21.7 1.0 NE2 A:HIS152 2.0 23.7 1.0 SG A:CYS128 2.2 25.4 1.0 SG A:CYS135 2.2 30.0 1.0 CE1 A:HIS152 2.9 32.4 1.0 CE1 A:HIS147 3.0 27.1 1.0 CD2 A:HIS147 3.0 21.1 1.0 CB A:CYS135 3.1 30.3 1.0 CD2 A:HIS152 3.2 20.7 1.0 CB A:CYS128 3.2 27.5 1.0 ND1 A:HIS152 4.1 28.7 1.0 ND1 A:HIS147 4.1 22.2 1.0 CG A:HIS147 4.1 21.5 1.0 CG A:HIS152 4.2 22.6 1.0 CB A:TRP137 4.3 31.4 1.0 CA A:CYS128 4.4 24.2 1.0 CA A:CYS135 4.6 39.4 1.0 SG A:CYS130 4.8 30.4 0.5 CB A:CYS130 4.8 31.9 0.5 CB A:GLN151 5.0 26.9 1.0

Zinc binding site 3 out of 4 in the Crystal Structure of SIAH1 at 1.58 A Resolution.


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Crystal Structure of SIAH1 at 1.58 A Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn283 b:30.4 occ:1.00 NE2 B:HIS117 2.0 38.9 1.0 SG B:CYS98 2.3 30.9 1.0 SG B:CYS121 2.3 36.0 1.0 SG B:CYS105 2.4 33.9 1.0 CD2 B:HIS117 2.8 40.8 1.0 CE1 B:HIS117 3.1 43.5 1.0 CB B:CYS98 3.1 27.7 1.0 CB B:CYS105 3.2 31.9 1.0 CB B:CYS121 3.3 37.5 1.0 O B:HOH2005 3.8 47.2 1.0 CG B:HIS117 4.0 43.1 1.0 ND1 B:HIS117 4.1 42.9 1.0 CA B:CYS121 4.5 48.5 1.0 CA B:CYS98 4.6 27.1 1.0 CD2 B:TYR100 4.6 36.4 1.0 CB B:ILE107 4.6 34.2 1.0 CA B:CYS105 4.7 33.8 1.0 CG1 B:ILE107 4.7 37.5 1.0 CB B:TYR100 4.8 36.1 1.0 CD2 B:PHE123 4.9 37.1 1.0

Zinc binding site 4 out of 4 in the Crystal Structure of SIAH1 at 1.58 A Resolution.


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 4 of Crystal Structure of SIAH1 at 1.58 A Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn284 b:27.3 occ:1.00 NE2 B:HIS152 1.9 23.9 1.0 NE2 B:HIS147 2.0 25.8 1.0 SG B:CYS128 2.2 33.1 1.0 SG B:CYS135 2.3 39.7 1.0 CE1 B:HIS152 2.7 39.4 1.0 CE1 B:HIS147 2.9 42.1 1.0 CD2 B:HIS152 3.0 30.0 1.0 CD2 B:HIS147 3.0 26.7 1.0 CB B:CYS128 3.1 37.5 1.0 CB B:CYS135 3.2 45.1 1.0 ND1 B:HIS152 3.9 34.4 1.0 CG B:HIS152 4.1 29.9 1.0 ND1 B:HIS147 4.1 30.9 1.0 CG B:HIS147 4.1 27.5 1.0 CB B:TRP137 4.3 42.4 1.0 CA B:CYS128 4.4 32.4 1.0 CA B:CYS135 4.6 51.2 1.0 SG B:CYS130 4.9 26.0 0.3 CB B:CYS130 4.9 32.1 0.3 CB B:GLN151 4.9 33.2 1.0 C B:CYS135 5.0 53.0 1.0 CG B:TRP137 5.0 38.4 1.0

V.Rimsa, T.C.Eadsforth, W.N.Hunter. Two High-Resolution Structures of the Human E3 Ubiquitin Ligase SIAH1. Acta Crystallogr.,Sect.F V. 96 1339 2013.
ISSN: ISSN 1744-3091
PubMed: 24316825
DOI: 10.1107/S1744309113031448