Potassium in PDB 1vbw: Crystal Structure of Bitter Gourd Trypsin Inhibitor

The structure of Crystal Structure of Bitter Gourd Trypsin Inhibitor, PDB code: 1vbw was solved by K.Suto, M.Furuichi, E.Nishimoto, K.Meno, K.Horii, H.Mizuno, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 0.93
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	22.662, 23.023, 27.685, 92.05, 100.11, 101.80
R / Rfree (%)	11.4 / 14.3

The structure of Crystal Structure of Bitter Gourd Trypsin Inhibitor also contains other interesting chemical elements:

Sodium

(Na)

2 atoms

The binding sites of Potassium atom in the Crystal Structure of Bitter Gourd Trypsin Inhibitor (pdb code 1vbw). 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 Bitter Gourd Trypsin Inhibitor, PDB code: 1vbw:

Potassium binding site 1 out of 1 in the Crystal Structure of Bitter Gourd Trypsin Inhibitor


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 Bitter Gourd Trypsin Inhibitor within 5.0Å range: probe atom residue distance (Å) B Occ A:K1102 b:10.0 occ:0.80 O A:HOH3075 2.4 24.3 1.0 O A:GLN11 2.5 8.3 1.0 O A:VAL13 2.6 7.3 1.0 O A:HOH3006 2.6 10.3 1.0 O A:HOH3074 2.7 26.4 1.0 C A:GLN11 3.5 6.9 1.0 C A:VAL13 3.7 6.6 1.0 CA A:GLN11 4.2 6.6 1.0 N A:VAL13 4.2 6.0 1.0 CG2 A:VAL13 4.4 8.6 1.0 C A:LEU12 4.4 6.2 1.0 N A:LEU12 4.5 6.0 1.0 CA A:VAL13 4.6 6.1 1.0 CA A:LEU12 4.6 5.9 0.9 OG A:SER15 4.7 15.1 0.7 CA A:LEU12 4.7 3.8 0.1 CB A:GLN11 4.8 8.7 1.0 O A:HOH3034 4.8 31.3 1.0 N A:GLY14 4.8 7.2 1.0 CA A:GLY14 4.8 8.0 1.0 O A:LEU12 4.9 6.9 1.0

K.Suto, M.Furuichi, E.Nishimoto, K.Meno, K.Horii, H.Mizuno. Crystal Structure of Bitter Gourd Trypsin Inhibitor To Be Published.