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Zinc in PDB 3iab: Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna

Enzymatic activity of Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna

All present enzymatic activity of Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna:
3.1.26.5;

Protein crystallography data

The structure of Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna, PDB code: 3iab was solved by A.Perederina, O.A.Esakova, C.Quan, E.Khanova, A.S.Krasilnikov, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 2.70
Space group P 42 2 2
Cell size a, b, c (Å), α, β, γ (°) 126.514, 126.514, 76.766, 90.00, 90.00, 90.00
R / Rfree (%) 25 / 26.5

Zinc Binding Sites:

The binding sites of Zinc atom in the Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna (pdb code 3iab). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 3 binding sites of Zinc where determined in the Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna, PDB code: 3iab:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in 3iab

Go back to Zinc Binding Sites List in 3iab
Zinc binding site 1 out of 3 in the Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna


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 Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn141

b:55.5
occ:0.50
ND1 B:HIS18 2.1 92.3 1.0
CG B:HIS18 3.0 92.7 1.0
CE1 B:HIS18 3.0 94.3 1.0
CB B:HIS18 3.3 92.6 1.0
CD2 B:HIS18 4.0 93.7 1.0
NE2 B:HIS18 4.0 94.2 1.0
CA B:HIS18 4.6 91.7 1.0

Zinc binding site 2 out of 3 in 3iab

Go back to Zinc Binding Sites List in 3iab
Zinc binding site 2 out of 3 in the Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna


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 Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn142

b:0.7
occ:0.50
ZN B:ZN143 2.4 82.6 0.5
NE2 B:HIS30 2.4 0.9 1.0
NE2 B:HIS26 2.9 0.7 1.0
CE1 B:HIS30 3.0 0.9 1.0
CE1 B:HIS26 3.2 0.7 1.0
CD2 B:HIS30 3.3 0.5 1.0
ND1 B:HIS30 3.9 0.7 1.0
CG B:HIS30 4.1 0.5 1.0
CD2 B:HIS26 4.2 0.6 1.0
ND1 B:HIS26 4.4 0.2 1.0
CG B:HIS26 4.9 0.5 1.0

Zinc binding site 3 out of 3 in 3iab

Go back to Zinc Binding Sites List in 3iab
Zinc binding site 3 out of 3 in the Crystal Structure of Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna


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 Rnase P /Rnase Mrp Proteins POP6, POP7 in A Complex with the P3 Domain of Rnase Mrp Rna within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn143

b:82.6
occ:0.50
NE2 B:HIS30 2.2 0.9 1.0
NE2 B:HIS26 2.3 0.7 1.0
ZN B:ZN142 2.4 0.7 0.5
CD2 B:HIS26 2.9 0.6 1.0
CE1 B:HIS30 3.1 0.9 1.0
CD2 B:HIS30 3.2 0.5 1.0
CE1 B:HIS26 3.3 0.7 1.0
CG B:HIS26 4.0 0.5 1.0
ND1 B:HIS26 4.2 0.2 1.0
ND1 B:HIS30 4.3 0.7 1.0
CG B:HIS30 4.3 0.5 1.0
O B:HIS26 4.8 0.5 1.0

Reference:

A.Perederina, O.Esakova, C.Quan, E.Khanova, A.S.Krasilnikov. Eukaryotic Ribonucleases P/Mrp: the Crystal Structure of the P3 Domain Embo J. V. 29 761 2010.
ISSN: ISSN 0261-4189
PubMed: 20075859
DOI: 10.1038/EMBOJ.2009.396
Page generated: Wed Dec 16 04:25:40 2020

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