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Caesium in PDB 6h76: Siap in Complex with NEU5AC (Rt)

Protein crystallography data

The structure of Siap in Complex with NEU5AC (Rt), PDB code: 6h76 was solved by M.Fischer, J.F.Darby, J.A.Brannigan, J.Turkenburg, R.E.Hubbard, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 57.16 / 1.50
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 47.788, 75.310, 87.774, 90.00, 90.00, 90.00
R / Rfree (%) 11.2 / 15.5

Other elements in 6h76:

The structure of Siap in Complex with NEU5AC (Rt) also contains other interesting chemical elements:

Chlorine (Cl) 2 atoms

Caesium Binding Sites:

The binding sites of Caesium atom in the Siap in Complex with NEU5AC (Rt) (pdb code 6h76). This binding sites where shown within 5.0 Angstroms radius around Caesium atom.
In total 2 binding sites of Caesium where determined in the Siap in Complex with NEU5AC (Rt), PDB code: 6h76:
Jump to Caesium binding site number: 1; 2;

Caesium binding site 1 out of 2 in 6h76

Go back to Caesium Binding Sites List in 6h76
Caesium binding site 1 out of 2 in the Siap in Complex with NEU5AC (Rt)


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 1 of Siap in Complex with NEU5AC (Rt) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs404

b:28.7
occ:0.70
O A:LEU226 2.9 20.0 1.0
O A:LYS224 3.0 27.1 1.0
O A:HOH646 3.5 33.8 1.0
O A:HOH567 3.6 36.9 1.0
NE2 A:GLN231 3.7 22.2 1.0
C A:LEU226 4.0 17.4 1.0
C A:LYS224 4.0 23.3 1.0
O A:HOH615 4.1 25.3 1.0
CD A:GLN231 4.2 18.9 1.0
CA A:PRO227 4.5 18.5 1.0
OE1 A:GLN231 4.5 24.2 1.0
CA A:LYS224 4.6 23.0 1.0
N A:GLU228 4.6 19.7 1.0
N A:PRO227 4.6 19.2 1.0
N A:LEU226 4.7 18.5 1.0
C A:PRO227 4.7 18.1 1.0
O A:TYR223 4.8 20.6 0.5
C A:GLU225 4.8 23.0 1.0
O A:TYR223 4.9 20.7 0.5
N A:GLU225 4.9 19.7 1.0
CA A:LEU226 5.0 18.1 1.0

Caesium binding site 2 out of 2 in 6h76

Go back to Caesium Binding Sites List in 6h76
Caesium binding site 2 out of 2 in the Siap in Complex with NEU5AC (Rt)


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 2 of Siap in Complex with NEU5AC (Rt) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs405

b:27.3
occ:0.45
ND2 A:ASN132 2.2 31.0 0.4
OD1 A:ASN180 3.0 37.1 1.0
O A:VAL200 3.1 20.9 1.0
CG A:ASN132 3.2 23.7 0.4
O A:LEU177 3.3 26.6 1.0
O A:HOH659 3.6 24.8 0.4
OD1 A:ASN132 3.6 29.9 0.4
O A:HOH501 3.6 26.7 0.6
O A:HOH549 3.7 27.8 1.0
CG A:ASN180 3.7 31.1 1.0
ND2 A:ASN180 3.8 39.2 1.0
C A:VAL200 4.0 19.7 1.0
C A:LEU177 4.2 19.3 1.0
O A:GLN178 4.4 27.1 1.0
CB A:ASN132 4.4 16.2 0.4
NE2 A:GLN201 4.5 18.9 1.0
CA A:VAL200 4.5 18.8 1.0
CB A:VAL200 4.6 18.6 1.0
CA A:GLN178 4.7 22.7 1.0
C A:GLN178 4.7 20.7 1.0
CB A:ASN132 4.7 27.1 0.6
N A:GLN178 4.8 19.8 1.0
N A:ASN180 5.0 24.0 1.0

Reference:

J.F.Darby, A.P.Hopkins, S.Shimizu, S.M.Roberts, J.A.Brannigan, J.P.Turkenburg, G.H.Thomas, R.E.Hubbard, M.Fischer. Water Networks Can Determine the Affinity of Ligand Binding to Proteins. J.Am.Chem.Soc. V. 141 15818 2019.
ISSN: ESSN 1520-5126
PubMed: 31518131
DOI: 10.1021/JACS.9B06275
Page generated: Sun Dec 13 10:57:07 2020

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