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Potassium in PDB 1hpm: How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site

Enzymatic activity of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site

All present enzymatic activity of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site:
3.6.1.3;

Protein crystallography data

The structure of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site, PDB code: 1hpm was solved by S.M.Wilbanks, D.B.Mckay, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) N/A / 1.70
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 143.900, 63.700, 46.200, 90.00, 90.00, 90.00
R / Rfree (%) 20.5 / n/a

Other elements in 1hpm:

The structure of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site also contains other interesting chemical elements:

Magnesium (Mg) 1 atom
Chlorine (Cl) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site (pdb code 1hpm). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site, PDB code: 1hpm:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 1hpm

Go back to Potassium Binding Sites List in 1hpm
Potassium binding site 1 out of 2 in the How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K490

b:8.3
occ:1.00
 OD2 A:ASP10 2.6 9.2 1.0
O A:TYR15 2.6 5.9 1.0
O A:HOH558 2.6 4.7 1.0
O A:HOH563 2.9 5.3 1.0
O A:HOH562 3.1 9.3 1.0
O2B A:ADP486 3.1 9.1 1.0
O3A A:ADP486 3.1 9.0 1.0
O3B A:ADP486 3.2 10.7 1.0
CG A:ASP10 3.3 8.4 1.0
PB A:ADP486 3.4 9.2 1.0
OD1 A:ASP10 3.6 8.1 1.0
MG A:MG487 3.6 8.9 1.0
C A:TYR15 3.6 5.9 1.0
CA A:GLY12 3.8 5.5 1.0
O1A A:ADP486 3.9 8.3 1.0
PA A:ADP486 3.9 8.3 1.0
O2A A:ADP486 4.3 7.0 1.0
N A:GLY12 4.3 4.7 1.0
CB A:TYR15 4.4 6.4 1.0
CA A:TYR15 4.4 6.3 1.0
N A:SER16 4.5 6.0 1.0
N A:TYR15 4.6 6.0 1.0
CB A:ASP10 4.6 7.7 1.0
CA A:SER16 4.6 6.3 1.0
O A:ASP366 4.7 7.2 1.0
O A:HOH573 4.7 6.0 1.0
O A:ASP10 4.8 6.0 1.0
O1B A:ADP486 4.8 12.3 1.0
O3 A:PO4488 4.8 6.3 1.0
C A:GLY12 4.9 6.1 1.0

Potassium binding site 2 out of 2 in 1hpm

Go back to Potassium Binding Sites List in 1hpm
Potassium binding site 2 out of 2 in the How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K491

b:10.3
occ:1.00
 OG1 A:THR204 2.7 6.9 1.0
O2 A:PO4488 2.8 6.9 1.0
OD2 A:ASP206 2.8 11.9 1.0
O A:THR204 3.0 6.6 1.0
O A:HOH560 3.0 4.1 1.0
OD1 A:ASP199 3.3 7.6 1.0
CG A:ASP199 3.4 8.3 1.0
OD2 A:ASP199 3.4 10.2 1.0
O A:ASP199 3.5 6.5 1.0
C A:THR204 3.6 7.2 1.0
P A:PO4488 3.8 7.7 1.0
O4 A:PO4488 3.8 6.5 1.0
N A:GLY201 3.9 7.0 1.0
CB A:THR204 3.9 7.4 1.0
CG A:ASP206 3.9 10.7 1.0
MG A:MG487 4.0 8.9 1.0
O A:HOH545 4.0 8.1 1.0
O A:HOH561 4.1 7.0 1.0
O1 A:PO4488 4.1 5.0 1.0
C A:ASP199 4.1 6.2 1.0
O A:HOH509 4.2 9.2 1.0
CB A:ASP199 4.2 7.2 1.0
CA A:THR204 4.3 7.2 1.0
N A:ASP206 4.3 6.0 1.0
N A:PHE205 4.3 7.3 1.0
O A:HOH551 4.4 13.2 1.0
CA A:GLY201 4.4 6.7 1.0
CB A:ASP206 4.5 7.2 1.0
CA A:PHE205 4.5 6.9 1.0
N A:THR204 4.7 7.8 1.0
C A:LEU200 4.7 6.7 1.0
C A:PHE205 4.7 7.0 1.0
N A:LEU200 4.7 6.3 1.0
O2B A:ADP486 4.8 9.1 1.0
CA A:LEU200 4.8 6.5 1.0
CA A:ASP199 4.8 5.7 1.0
OD1 A:ASP206 5.0 12.4 1.0

Reference:

S.M.Wilbanks, D.B.Mckay. How Potassium Affects the Activity of the Molecular Chaperone HSC70. II. Potassium Binds Specifically in the Atpase Active Site. J.Biol.Chem. V. 270 2251 1995.
ISSN: ISSN 0021-9258
PubMed: 7836458
DOI: 10.1074/JBC.270.5.2251
Page generated: Sat Aug 9 01:57:23 2025

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