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Zinc in PDB 6j4c: Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4

Protein crystallography data

The structure of Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4, PDB code: 6j4c was solved by Y.Hou, B.Liu, K.Hu, R.Zhang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 35.19 / 1.58
Space group P 32 2 1
Cell size a, b, c (Å), α, β, γ (°) 43.538, 43.538, 97.974, 90.00, 90.00, 120.00
R / Rfree (%) 16.9 / 20.9

Zinc Binding Sites:

The binding sites of Zinc atom in the Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4 (pdb code 6j4c). 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 Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4, PDB code: 6j4c:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in 6j4c

Go back to Zinc Binding Sites List in 6j4c
Zinc binding site 1 out of 3 in the Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4


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 Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn201

b:13.5
occ:1.00
NE2 A:HIS91 2.1 10.4 1.0
CE1 A:HIS91 3.0 11.7 1.0
CD2 A:HIS91 3.1 11.5 1.0
ND1 A:HIS91 4.1 10.4 1.0
CG A:HIS91 4.2 10.8 1.0

Zinc binding site 2 out of 3 in 6j4c

Go back to Zinc Binding Sites List in 6j4c
Zinc binding site 2 out of 3 in the Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4


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 Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn202

b:21.6
occ:1.00
NE2 A:HIS107 2.0 10.1 1.0
NE2 A:HIS64 2.1 15.1 1.0
OE1 A:GLU68 2.4 17.3 1.0
NE2 A:HIS62 2.6 17.3 1.0
CE1 A:HIS107 3.0 12.3 1.0
CD2 A:HIS64 3.0 16.3 1.0
CD2 A:HIS107 3.0 11.1 1.0
CE1 A:HIS64 3.1 17.9 1.0
CD A:GLU68 3.2 15.0 1.0
OE2 A:GLU68 3.4 16.7 1.0
CE1 A:HIS62 3.5 15.4 1.0
CD2 A:HIS62 3.5 17.7 1.0
OH A:TYR70 3.9 15.2 1.0
ND1 A:HIS107 4.1 10.0 1.0
CG A:HIS107 4.1 10.2 1.0
CG A:HIS64 4.2 16.7 1.0
ND1 A:HIS64 4.2 16.5 1.0
ND1 A:HIS62 4.5 13.0 1.0
CG A:HIS62 4.5 14.3 1.0
CG A:GLU68 4.7 14.7 1.0
CZ A:TYR70 4.7 16.7 1.0

Zinc binding site 3 out of 3 in 6j4c

Go back to Zinc Binding Sites List in 6j4c
Zinc binding site 3 out of 3 in the Crystal Structure of Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4


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 Marh, An Epimerase For Biosynthesis of Maremycins in Streptomyces, Under 10 Mm ZNSO4 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn203

b:16.1
occ:1.00
NE2 A:HIS26 2.0 9.9 1.0
O A:HOH341 2.1 20.8 1.0
O A:HOH343 2.4 10.0 1.0
CE1 A:HIS26 3.0 10.5 1.0
CD2 A:HIS26 3.0 11.8 1.0
ND1 A:HIS26 4.1 11.7 1.0
CG A:HIS26 4.2 10.5 1.0
OE1 A:GLN27 4.4 28.3 1.0
O A:PRO57 4.7 16.7 1.0
O A:HOH302 4.9 14.5 1.0

Reference:

B.Liu, Y.Hou, X.Wang, X.Ma, S.Fang, T.Huang, Y.Chen, Z.Bai, S.Lin, R.Zhang, K.Hu. Structural Basis of the Mechanism of Beta-Methyl Epimerization By Enzyme Marh. Org.Biomol.Chem. V. 17 9605 2019.
ISSN: ESSN 1477-0539
PubMed: 31681917
DOI: 10.1039/C9OB01996K
Page generated: Wed Dec 16 12:02:39 2020

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