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Potassium in PDB 6fcd: Human Methionine Adenosyltransferase II Mutant (R264A)

Enzymatic activity of Human Methionine Adenosyltransferase II Mutant (R264A)

All present enzymatic activity of Human Methionine Adenosyltransferase II Mutant (R264A):
2.5.1.6;

Protein crystallography data

The structure of Human Methionine Adenosyltransferase II Mutant (R264A), PDB code: 6fcd was solved by J.Panmanee, S.V.Antonyuk, S.S.Hasnain, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 58.41 / 1.70
Space group I 2 2 2
Cell size a, b, c (Å), α, β, γ (°) 67.141, 94.230, 116.820, 90.00, 90.00, 90.00
R / Rfree (%) 16 / 18.4

Other elements in 6fcd:

The structure of Human Methionine Adenosyltransferase II Mutant (R264A) also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Human Methionine Adenosyltransferase II Mutant (R264A) (pdb code 6fcd). 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 Human Methionine Adenosyltransferase II Mutant (R264A), PDB code: 6fcd:

Potassium binding site 1 out of 1 in 6fcd

Go back to Potassium Binding Sites List in 6fcd
Potassium binding site 1 out of 1 in the Human Methionine Adenosyltransferase II Mutant (R264A)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Human Methionine Adenosyltransferase II Mutant (R264A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K403

b:11.7
occ:0.90
OD1 A:ASP258 2.8 10.5 0.8
O32 A:PPV406 2.8 12.8 1.0
O A:ALA259 2.8 10.8 1.0
O A:HOH527 3.0 10.6 1.0
O A:HOH532 3.3 10.0 1.0
CG A:ASP258 3.5 10.5 0.8
MG A:MG402 3.7 10.1 1.0
OD2 A:ASP258 3.7 10.3 0.8
O12 A:PPV406 3.7 15.5 1.0
O A:HOH631 3.8 29.7 1.0
P2 A:PPV406 3.8 11.7 1.0
C A:ALA259 3.8 10.3 1.0
N A:ALA259 4.0 9.4 1.0
O A:HOH518 4.1 13.5 0.5
CA A:ALA259 4.2 9.8 1.0
CB A:ALA259 4.2 9.6 1.0
OPP A:PPV406 4.6 12.3 1.0
C A:ASP258 4.6 10.7 1.0
CB A:ASP258 4.8 11.0 1.0
O22 A:PPV406 5.0 14.2 1.0
O11 A:PPV406 5.0 11.2 1.0

Reference:

J.Panmanee, J.Bradley-Clarke, J.M.Mato, P.M.O'neill, S.V.Antonyuk, S.S.Hasnain. Control and Regulation of S-Adenosylmethionine Biosynthesis By the Regulatory Beta Subunit and Quinolone-Based Compounds. Febs J. V. 286 2135 2019.
ISSN: ISSN 1742-464X
PubMed: 30776190
DOI: 10.1111/FEBS.14790
Page generated: Sat Aug 9 10:58:32 2025

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