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Potassium in PDB 8q25: Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng.

Enzymatic activity of Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng.

All present enzymatic activity of Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng.:
1.6.5.3; 1.6.99.3; 7.1.1.2;

Other elements in 8q25:

The structure of Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng. also contains other interesting chemical elements:

Iron (Fe) 28 atoms
Zinc (Zn) 2 atoms
Magnesium (Mg) 1 atom

Potassium Binding Sites:

The binding sites of Potassium atom in the Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng. (pdb code 8q25). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng., PDB code: 8q25:

Potassium binding site 1 out of 1 in 8q25

Go back to Potassium Binding Sites List in 8q25
Potassium binding site 1 out of 1 in the Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Outward-Facing, OPEN1 Proteoliposome Complex I at 2.8 A, After Deactivation Treatment. Initially Purified in Lmng. within 5.0Å range:
probe atom residue distance (Å) B Occ
G:K804

b:25.3
occ:1.00
O G:VAL205 2.6 22.4 1.0
OE1 G:GLN110 2.7 21.6 1.0
O G:ILE200 2.9 27.6 1.0
O G:CYS203 2.9 24.3 1.0
O G:LEU208 3.0 26.2 1.0
CD G:GLN110 3.5 21.6 1.0
C G:VAL205 3.7 22.4 1.0
CB G:CYS203 3.9 24.3 1.0
NE2 G:GLN110 3.9 21.6 1.0
C G:CYS203 3.9 24.3 1.0
C G:ILE200 4.0 27.6 1.0
SG G:CYS203 4.2 24.3 1.0
C G:LEU208 4.2 26.2 1.0
N G:VAL205 4.3 22.4 1.0
CA G:CYS203 4.4 24.3 1.0
CA G:GLY206 4.5 22.6 1.0
N G:GLY206 4.6 22.6 1.0
CA G:ILE200 4.6 27.6 1.0
CA G:VAL205 4.7 22.4 1.0
CG2 G:ILE200 4.7 27.6 1.0
CG G:GLN110 4.7 21.6 1.0
CG2 G:THR209 4.8 26.1 1.0
C G:PRO204 4.8 23.1 1.0
N G:LEU208 4.8 26.2 1.0
N G:CYS203 4.9 24.3 1.0
CE Q:MET45 4.9 24.6 1.0
N G:PRO204 4.9 23.1 1.0

Reference:

D.N.Grba, J.J.Wright, W.Fisher, Z.Yin, J.Hirst. Structure of Complex I Embedded in Liposomes Reveals Mechanism of Active/Deactive Transition Science 2024.
ISSN: ESSN 1095-9203
DOI: 10.1126/SCIENCE.ADO2075
Page generated: Sat Aug 9 17:27:56 2025

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