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Calcium in PDB 1xys: Catalytic Core of Xylanase A E246C Mutant

Enzymatic activity of Catalytic Core of Xylanase A E246C Mutant

All present enzymatic activity of Catalytic Core of Xylanase A E246C Mutant:
3.2.1.8;

Protein crystallography data

The structure of Catalytic Core of Xylanase A E246C Mutant, PDB code: 1xys was solved by G.W.Harris, J.A.Jenkins, I.Connerton, R.W.Pickersgill, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 10.00 / 2.50
Space group P 43 21 2
Cell size a, b, c (Å), α, β, γ (°) 97.500, 97.500, 152.300, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Catalytic Core of Xylanase A E246C Mutant (pdb code 1xys). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Catalytic Core of Xylanase A E246C Mutant, PDB code: 1xys:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 1xys

Go back to Calcium Binding Sites List in 1xys
Calcium binding site 1 out of 2 in the Catalytic Core of Xylanase A E246C Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Catalytic Core of Xylanase A E246C Mutant within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca348

b:0.0
occ:1.00
CA A:ASN253 4.4 0.0 1.0
CA A:ASN258 4.4 0.0 1.0
CA A:PRO254 4.6 0.0 1.0
CA A:SER259 4.7 0.0 1.0
CA A:ASP262 4.9 0.0 1.0
CA A:ASN261 5.0 0.0 1.0

Calcium binding site 2 out of 2 in 1xys

Go back to Calcium Binding Sites List in 1xys
Calcium binding site 2 out of 2 in the Catalytic Core of Xylanase A E246C Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Catalytic Core of Xylanase A E246C Mutant within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca348

b:0.0
occ:1.00
CA B:ASN253 4.4 0.0 1.0
CA B:ASN258 4.4 0.0 1.0
CA B:PRO254 4.6 0.0 1.0
CA B:SER259 4.7 0.0 1.0
CA B:ASP262 4.9 0.0 1.0
CA B:ASN261 5.0 0.0 1.0

Reference:

G.W.Harris, J.A.Jenkins, I.Connerton, N.Cummings, L.Lo Leggio, M.Scott, G.P.Hazlewood, J.I.Laurie, H.J.Gilbert, R.W.Pickersgill. Structure of the Catalytic Core of the Family F Xylanase From Pseudomonas Fluorescens and Identification of the Xylopentaose-Binding Sites. Structure V. 2 1107 1994.
ISSN: ISSN 0969-2126
PubMed: 7881909
DOI: 10.1016/S0969-2126(94)00112-X
Page generated: Fri Jul 12 07:49:01 2024

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