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Zinc in PDB 1b2z: Deletion of A Buried Salt Bridge in Barnase

Enzymatic activity of Deletion of A Buried Salt Bridge in Barnase

All present enzymatic activity of Deletion of A Buried Salt Bridge in Barnase:
3.1.27.3;

Protein crystallography data

The structure of Deletion of A Buried Salt Bridge in Barnase, PDB code: 1b2z was solved by C.K.Vaughan, P.Harryson, A.M.Buckle, M.Oliveberg, A.R.Fersht, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 18.38 / 2.03
Space group P 32
Cell size a, b, c (Å), α, β, γ (°) 57.750, 57.750, 81.280, 90.00, 90.00, 120.00
R / Rfree (%) 17 / 22.8

Zinc Binding Sites:

The binding sites of Zinc atom in the Deletion of A Buried Salt Bridge in Barnase (pdb code 1b2z). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Deletion of A Buried Salt Bridge in Barnase, PDB code: 1b2z:

Zinc binding site 1 out of 1 in 1b2z

Go back to Zinc Binding Sites List in 1b2z
Zinc binding site 1 out of 1 in the Deletion of A Buried Salt Bridge in Barnase


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Deletion of A Buried Salt Bridge in Barnase within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Zn359

b:16.0
occ:1.00
OE2 C:GLU60 2.2 10.4 1.0
O C:HOH489 2.2 7.7 1.0
NZ C:LYS62 2.3 9.4 1.0
OE1 C:GLU60 2.5 12.3 1.0
CD C:GLU60 2.6 13.4 1.0
CE C:LYS62 3.1 9.1 1.0
CG C:GLU60 4.1 12.8 1.0
O C:TYR103 4.2 7.9 1.0
CD C:LYS62 4.4 9.5 1.0
CA C:GLN104 4.6 8.9 1.0
CB C:GLU60 4.7 14.4 1.0
O C:HOH385 4.8 10.5 1.0
CG C:GLN104 4.8 7.9 1.0
O C:HOH393 4.9 16.9 1.0
C C:TYR103 5.0 7.5 1.0

Reference:

C.K.Vaughan, P.Harryson, A.M.Buckle, A.R.Fersht. A Structural Double-Mutant Cycle: Estimating the Strength of A Buried Salt Bridge in Barnase. Acta Crystallogr.,Sect.D V. 58 591 2002.
ISSN: ISSN 0907-4449
PubMed: 11914482
DOI: 10.1107/S0907444902001567
Page generated: Sat Oct 12 22:22:06 2024

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