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Zinc in PDB 2whm: Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose

Enzymatic activity of Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose

All present enzymatic activity of Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose:
3.2.1.78;

Protein crystallography data

The structure of Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose, PDB code: 2whm was solved by V.M.A.Ducros, G.J.Davies, J.E.Flint, H.J.Gilbert, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.98 / 1.50
Space group P 41
Cell size a, b, c (Å), α, β, γ (°) 93.177, 93.177, 53.780, 90.00, 90.00, 90.00
R / Rfree (%) 14.4 / 16.5

Other elements in 2whm:

The structure of Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose also contains other interesting chemical elements:

Sodium (Na) 1 atom

Zinc Binding Sites:

The binding sites of Zinc atom in the Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose (pdb code 2whm). 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 Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose, PDB code: 2whm:

Zinc binding site 1 out of 1 in 2whm

Go back to Zinc Binding Sites List in 2whm
Zinc binding site 1 out of 1 in the Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Cellvibrio Japonicus MAN26A E121A and E320G Double Mutant in Complex with Mannobiose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn1424

b:15.2
occ:1.00
NE2 A:HIS71 2.0 13.4 1.0
OE2 A:GLU67 2.0 16.8 1.0
CE1 A:HIS71 3.0 12.6 1.0
CD2 A:HIS71 3.0 13.4 1.0
CD A:GLU67 3.0 18.1 1.0
OE1 A:GLU67 3.3 18.8 1.0
ND1 A:HIS71 4.1 13.0 1.0
CG A:HIS71 4.1 13.0 1.0
O A:HOH2022 4.3 38.5 1.0
CG A:GLU67 4.4 17.6 1.0
O A:GLU67 4.4 16.9 1.0
O A:HOH2020 4.7 34.4 1.0

Reference:

L.E.Tailford, V.M.A.Ducros, J.E.Flint, S.M.Roberts, C.Morland, D.L.Zechel, N.Smith, M.E.Bjornvad, T.V.Borchert, K.S.Wilson, G.J.Davies, H.J.Gilbert. Understanding How Diverse -Mannanases Recognise Heterogeneous Substrates. Biochemistry V. 48 7009 2009.
ISSN: ISSN 0006-2960
PubMed: 19441796
DOI: 10.1021/BI900515D
Page generated: Wed Dec 16 03:57:58 2020

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