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Potassium in PDB 5icg: Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase

Enzymatic activity of Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase

All present enzymatic activity of Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase:
2.1.1.128;

Protein crystallography data

The structure of Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase, PDB code: 5icg was solved by A.Y.Robin, M.Graindorge, C.Giustini, R.Dumas, M.Matringe, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 49.66 / 2.60
Space group C 2 2 21
Cell size a, b, c (Å), α, β, γ (°) 75.380, 99.310, 102.040, 90.00, 90.00, 90.00
R / Rfree (%) 20.3 / 25.7

Potassium Binding Sites:

The binding sites of Potassium atom in the Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase (pdb code 5icg). 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 Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase, PDB code: 5icg:

Potassium binding site 1 out of 1 in 5icg

Go back to Potassium Binding Sites List in 5icg
Potassium binding site 1 out of 1 in the Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Apo (S)-Norcoclaurine 6-O-Methyltransferase within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K401

b:25.3
occ:0.90
NE2 A:HIS124 3.3 14.7 1.0
O A:HOH512 3.3 19.9 1.0
CE A:MET120 3.9 7.7 1.0
CD2 A:HIS124 4.2 16.2 1.0
CE1 A:HIS124 4.2 15.4 1.0
CB A:MET120 4.3 14.2 1.0
SD A:MET120 4.7 12.4 1.0

Reference:

A.Y.Robin, C.Giustini, M.Graindorge, M.Matringe, R.Dumas. Crystal Structure of Norcoclaurine-6-O-Methyltransferase, A Key Rate-Limiting Step in the Synthesis of Benzylisoquinoline Alkaloids. Plant J. V. 87 641 2016.
ISSN: ESSN 1365-313X
PubMed: 27232113
DOI: 10.1111/TPJ.13225
Page generated: Sun Dec 13 23:59:37 2020

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