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Zinc in PDB 2at1: Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH

Enzymatic activity of Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH

All present enzymatic activity of Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH:
2.1.3.2;

Protein crystallography data

The structure of Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH, PDB code: 2at1 was solved by J.E.Gouaux, W.N.Lipscomb, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 6.00 / 2.80
Space group P 3 2 1
Cell size a, b, c (Å), α, β, γ (°) 122.200, 122.200, 156.600, 90.00, 90.00, 120.00
R / Rfree (%) 17 / n/a

Zinc Binding Sites:

The binding sites of Zinc atom in the Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH (pdb code 2at1). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH, PDB code: 2at1:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in 2at1

Go back to Zinc Binding Sites List in 2at1
Zinc binding site 1 out of 2 in the Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn154

b:19.7
occ:1.00
SG B:CYS109 2.3 20.8 1.0
SG B:CYS138 2.3 23.1 1.0
SG B:CYS141 2.3 19.9 1.0
SG B:CYS114 2.4 22.6 1.0
CB B:CYS138 3.1 24.6 1.0
CB B:CYS114 3.1 23.9 1.0
CB B:CYS109 3.2 25.9 1.0
CB B:CYS141 3.4 20.5 1.0
N B:CYS141 3.7 20.2 1.0
OG B:SER116 4.1 27.2 1.0
CA B:CYS141 4.2 19.6 1.0
CB B:ASN111 4.5 29.3 1.0
CA B:CYS138 4.5 25.6 1.0
CA B:CYS114 4.6 24.8 1.0
CZ B:PHE145 4.6 39.6 1.0
CA B:CYS109 4.6 27.4 1.0
CE1 B:PHE145 4.7 38.4 1.0
C B:TYR140 4.8 22.5 1.0
CB B:TYR140 4.8 22.3 1.0

Zinc binding site 2 out of 2 in 2at1

Go back to Zinc Binding Sites List in 2at1
Zinc binding site 2 out of 2 in the Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral pH within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Zn154

b:19.3
occ:1.00
SG D:CYS138 2.3 26.1 1.0
SG D:CYS114 2.3 18.1 1.0
SG D:CYS109 2.4 19.9 1.0
SG D:CYS141 2.4 25.3 1.0
CB D:CYS114 3.1 22.8 1.0
CB D:CYS138 3.2 23.4 1.0
CB D:CYS109 3.3 23.7 1.0
CB D:CYS141 3.4 20.4 1.0
N D:CYS141 3.7 16.8 1.0
CA D:CYS141 4.2 18.3 1.0
OG D:SER116 4.3 27.6 1.0
ND2 D:ASN111 4.3 18.6 1.0
CA D:CYS114 4.4 23.6 1.0
CB D:TYR140 4.5 19.7 1.0
CA D:CYS138 4.6 22.7 1.0
CB D:ASN111 4.6 21.7 1.0
CA D:CYS109 4.7 26.4 1.0
C D:TYR140 4.7 18.8 1.0
N D:TYR140 5.0 22.0 1.0
CG D:ASN111 5.0 20.5 1.0
CA D:TYR140 5.0 19.9 1.0

Reference:

J.E.Gouaux, W.N.Lipscomb. Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-A Resolution and Neutral pH. Biochemistry V. 29 389 1990.
ISSN: ISSN 0006-2960
PubMed: 2405902
DOI: 10.1021/BI00454A013
Page generated: Wed Dec 16 03:17:53 2020

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