Potassium in PDB 4ia6: Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah)

The structure of Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah), PDB code: 4ia6 was solved by S.Khoshnevis, P.Neumann, R.Ficner, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.73 / 1.80
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	165.100, 77.740, 104.810, 90.00, 90.00, 90.00
R / Rfree (%)	15.4 / 19.2

The structure of Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah) also contains other interesting chemical elements:

Sodium

(Na)

2 atoms

The binding sites of Potassium atom in the Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah) (pdb code 4ia6). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah), PDB code: 4ia6:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah) within 5.0Å range: probe atom residue distance (Å) B Occ A:K617 b:15.9 occ:1.00 O A:SER367 2.6 16.3 1.0 OD1 A:ASP370 2.6 16.5 1.0 OD1 A:ASN374 2.7 14.8 1.0 O A:LYS372 2.8 13.3 1.0 O A:VAL373 2.8 15.3 1.0 O A:HOH832 2.9 18.0 1.0 C A:LYS372 3.4 17.5 1.0 CG A:ASP370 3.5 19.5 1.0 CG A:ASN374 3.6 14.6 1.0 C A:VAL373 3.7 15.1 1.0 OD2 A:ASP370 3.8 17.7 1.0 C A:SER367 3.8 19.4 1.0 CB A:ARG366 4.0 14.2 1.0 N A:LYS372 4.0 16.9 1.0 CA A:LYS372 4.1 16.6 1.0 O A:HOH765 4.1 13.5 1.0 CB A:LYS372 4.2 17.0 1.0 N A:VAL373 4.2 17.5 1.0 ND2 A:ASN374 4.3 14.3 1.0 O A:HOH824 4.3 16.3 1.0 CA A:ASN374 4.3 13.1 1.0 N A:ASN374 4.3 14.3 1.0 O A:HOH950 4.5 38.4 1.0 CB A:ASN374 4.6 15.2 1.0 CA A:VAL373 4.6 17.5 1.0 CA A:LEU368 4.6 19.1 1.0 N A:SER367 4.6 19.6 1.0 N A:LEU368 4.7 18.1 1.0 C A:LEU368 4.8 14.9 1.0 C A:ARG366 4.8 15.0 1.0 CA A:SER367 4.8 17.2 1.0 CG A:ARG366 4.8 14.0 1.0 CD A:ARG366 4.8 13.2 1.0 N A:ASP370 4.9 19.5 1.0 CB A:ASP370 4.9 21.3 1.0

Potassium binding site 2 out of 2 in the Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Hydratase From Lactobacillus Acidophilus in A Ligand Bound Form (La Lah) within 5.0Å range: probe atom residue distance (Å) B Occ B:K613 b:11.8 occ:1.00 OD1 B:ASN374 2.6 11.2 1.0 O B:SER367 2.7 10.6 1.0 OD1 B:ASP370 2.8 12.2 1.0 O B:HOH736 2.8 12.1 1.0 O B:VAL373 2.8 10.7 1.0 O B:LYS372 2.9 12.5 1.0 C B:LYS372 3.5 10.1 1.0 CG B:ASN374 3.6 10.5 1.0 C B:VAL373 3.6 12.4 1.0 CG B:ASP370 3.7 17.3 1.0 O B:HOH918 3.9 24.2 1.0 OD2 B:ASP370 3.9 19.2 1.0 C B:SER367 3.9 11.9 1.0 CB B:ARG366 4.1 9.9 1.0 N B:LYS372 4.1 9.8 1.0 CA B:LYS372 4.2 11.7 1.0 CB B:LYS372 4.2 13.1 1.0 O B:HOH756 4.2 11.9 1.0 CA B:ASN374 4.2 10.0 1.0 N B:VAL373 4.2 8.2 1.0 ND2 B:ASN374 4.3 9.4 1.0 N B:ASN374 4.3 10.3 1.0 O B:HOH718 4.4 11.3 1.0 CB B:ASN374 4.5 8.8 1.0 CA B:VAL373 4.5 10.6 1.0 CA B:LEU368 4.6 9.9 1.0 N B:SER367 4.7 9.1 1.0 C B:LEU368 4.7 12.2 1.0 N B:LEU368 4.7 9.7 1.0 CD B:ARG366 4.8 11.7 1.0 C B:ARG366 4.8 10.6 1.0 CA B:SER367 4.9 11.2 1.0 CG B:ARG366 4.9 13.1 1.0 O B:LEU368 4.9 16.2 1.0 N B:ASP370 4.9 14.8 1.0

A.Volkov, S.Khoshnevis, P.Neumann, C.Herrfurth, D.Wohlwend, R.Ficner, I.Feussner. Crystal Structure Analysis of A Fatty Acid Double-Bond Hydratase From Lactobacillus Acidophilus Acta Crystallogr.,Sect.D V. 69 648 2013.
ISSN: ISSN 0907-4449
PubMed: 23519674
DOI: 10.1107/S0907444913000991