Potassium in PDB 5uas: Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]-

Protein crystallography data

The structure of Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]-, PDB code: 5uas was solved by T.S.Ulaganathan, M.Cygler, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 47.80 / 1.60
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 173.620, 71.810, 109.270, 90.00, 122.44, 90.00
R / Rfree (%) 18.2 / 21.2

Other elements in 5uas:

The structure of Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]- also contains other interesting chemical elements:

Zinc (Zn) 2 atoms
Chlorine (Cl) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]- (pdb code 5uas). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]-, PDB code: 5uas:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 5uas

Go back to Potassium Binding Sites List in 5uas
Potassium binding site 1 out of 2 in the Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]-


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]- within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K602

b:16.4
occ:1.00
O A:HOH1128 3.1 12.0 1.0
O A:HOH964 3.2 17.1 1.0
O A:HOH1058 3.2 13.6 1.0
O A:HOH1061 3.3 14.3 1.0
N A:ILE64 3.3 13.6 1.0
CB A:ILE64 3.8 10.5 1.0
CE2 A:PHE329 4.0 13.1 1.0
CD1 A:ILE64 4.0 12.0 1.0
CG1 A:ILE64 4.0 12.5 1.0
CA A:ALA63 4.1 11.9 1.0
CB A:ALA63 4.2 12.6 1.0
O A:HOH817 4.2 13.8 1.0
CA A:ILE64 4.2 10.2 1.0
C A:ALA63 4.2 13.0 1.0
CD A:ARG386 4.3 12.8 1.0
CG A:ARG386 4.4 14.4 1.0
O A:HOH927 4.4 16.7 1.0
NE A:ARG386 4.6 13.1 1.0
O A:ILE439 4.6 14.1 1.0
CB A:ARG386 4.7 13.5 1.0
CZ A:PHE329 4.7 13.8 1.0
O A:HOH853 4.9 13.4 1.0
O A:HOH942 4.9 13.1 1.0
N A:VAL65 5.0 10.3 1.0
CD2 A:PHE329 5.0 13.9 1.0
O A:HOH1130 5.0 23.8 1.0

Potassium binding site 2 out of 2 in 5uas

Go back to Potassium Binding Sites List in 5uas
Potassium binding site 2 out of 2 in the Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]-


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Structure of A New Family of Polysaccharide Lyase PL25-Ulvanlyase Bound to -[Glca(1-4)RHA3S]- within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K602

b:17.0
occ:1.00
O B:HOH922 3.0 16.6 1.0
O B:HOH1065 3.2 15.4 1.0
O B:HOH1021 3.2 12.9 1.0
O B:HOH1009 3.3 14.7 1.0
N B:ILE64 3.3 12.4 1.0
CB B:ILE64 3.8 11.1 1.0
CD1 B:ILE64 3.9 13.9 1.0
CG1 B:ILE64 3.9 11.2 1.0
CE2 B:PHE329 4.0 14.9 1.0
CB B:ALA63 4.1 12.9 1.0
CA B:ALA63 4.1 11.6 1.0
CA B:ILE64 4.2 12.7 1.0
O B:HOH818 4.2 14.4 1.0
CD B:ARG386 4.2 12.6 1.0
C B:ALA63 4.2 11.7 1.0
O B:HOH956 4.4 18.4 1.0
CG B:ARG386 4.4 13.1 1.0
NE B:ARG386 4.6 14.1 1.0
O B:ILE439 4.6 13.0 1.0
CB B:ARG386 4.6 14.8 1.0
CZ B:PHE329 4.8 13.8 1.0
O B:HOH891 4.9 14.2 1.0
O B:HOH925 5.0 16.1 1.0
N B:VAL65 5.0 10.7 1.0
CD2 B:PHE329 5.0 13.8 1.0

Reference:

T.Ulaganathan, M.T.Boniecki, E.Foran, V.Buravenkov, N.Mizrachi, E.Banin, W.Helbert, M.Cygler. New Ulvan-Degrading Polysaccharide Lyase Family: Structure and Catalytic Mechanism Suggests Convergent Evolution of Active Site Architecture. Acs Chem. Biol. V. 12 1269 2017.
ISSN: ESSN 1554-8937
PubMed: 28290654
DOI: 10.1021/ACSCHEMBIO.7B00126
Page generated: Mon Dec 14 00:08:11 2020

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