Potassium in PDB 6zt3: N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp

All present enzymatic activity of N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp:
5.99.1.3;

The structure of N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp, PDB code: 6zt3 was solved by L.Feng, J.E.A.Mundy, C.E.M.Stevenson, L.A.Mitchenall, D.M.Lawson, K.Mi, A.Maxwell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	64.69 / 1.56
Space group	P 61 2 2
Cell size a, b, c (Å), α, β, γ (°)	76.985, 76.985, 261.476, 90, 90, 120
R / Rfree (%)	14.7 / 19.4

The structure of N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp also contains other interesting chemical elements:

Magnesium	(Mg)	1 atom
Sodium	(Na)	3 atoms

The binding sites of Potassium atom in the N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp (pdb code 6zt3). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp, PDB code: 6zt3:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp within 5.0Å range: probe atom residue distance (Å) B Occ A:K511 b:30.4 occ:0.50 K A:K511 0.0 30.4 0.5 K A:K511 1.8 23.1 0.5 O A:ALA105 2.8 16.1 1.0 O1A A:ANP501 2.8 15.2 1.0 O A:GLY122 2.9 15.4 1.0 O A:VAL99 2.9 20.8 1.0 C A:GLY122 3.4 15.2 1.0 OG A:SER126 3.5 21.5 1.0 CA A:VAL99 3.6 19.7 1.0 C5' A:ANP501 3.6 14.4 1.0 O A:GLN102 3.6 17.8 1.0 C A:VAL99 3.6 22.6 1.0 CB A:VAL99 3.7 20.9 1.0 C A:ALA105 3.9 15.3 1.0 CG2 A:VAL125 3.9 28.3 0.5 PA A:ANP501 3.9 15.0 1.0 N A:VAL123 3.9 15.8 1.0 CA A:GLY122 4.0 15.9 1.0 O5' A:ANP501 4.2 16.0 1.0 CG1 A:VAL99 4.2 21.5 1.0 O3A A:ANP501 4.2 13.7 1.0 CA A:VAL123 4.4 17.3 1.0 CG1 A:VAL125 4.4 22.2 0.5 CB A:ALA105 4.4 18.6 1.0 N A:ALA105 4.4 15.3 1.0 CB A:SER126 4.4 18.6 1.0 CA A:ALA105 4.4 16.4 1.0 C A:VAL123 4.5 14.6 1.0 N A:SER126 4.5 14.7 1.0 O A:VAL123 4.7 16.9 1.0 C A:GLN102 4.9 16.8 1.0 C4' A:ANP501 4.9 13.5 1.0 N A:MET100 4.9 18.7 1.0 N A:VAL99 4.9 19.0 1.0 N A:GLY106 5.0 17.6 1.0 N A:VAL125 5.0 17.3 0.5

Potassium binding site 2 out of 2 in the N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of N-Terminal 47 kDa Fragment of the Mycobacterium Smegmatis Dna Gyrase B Subunit Complexed with Adpnp within 5.0Å range: probe atom residue distance (Å) B Occ A:K511 b:23.1 occ:0.50 K A:K511 0.0 23.1 0.5 K A:K511 1.8 30.4 0.5 O A:GLN102 2.1 17.8 1.0 OG A:SER126 2.4 21.5 1.0 O A:VAL99 2.5 20.8 1.0 O A:GLY122 2.9 15.4 1.0 CB A:SER126 3.2 18.6 1.0 C A:GLN102 3.3 16.8 1.0 C A:VAL99 3.5 22.6 1.0 C A:GLY122 3.8 15.2 1.0 O A:ALA105 3.8 16.1 1.0 CA A:VAL99 3.9 19.7 1.0 O1A A:ANP501 4.0 15.2 1.0 N A:LEU103 4.1 18.8 1.0 CA A:LEU103 4.1 18.9 1.0 N A:GLN102 4.2 17.2 1.0 N A:SER126 4.2 14.7 1.0 CA A:SER126 4.2 15.8 1.0 CA A:VAL123 4.3 17.3 1.0 CA A:GLN102 4.3 18.5 1.0 CB A:ALA105 4.3 18.6 1.0 N A:VAL123 4.3 15.8 1.0 O A:VAL98 4.3 20.4 1.0 N A:ALA105 4.4 15.3 1.0 O A:VAL123 4.4 16.9 1.0 C A:LEU103 4.5 16.0 1.0 C A:VAL123 4.5 14.6 1.0 CG2 A:VAL125 4.6 28.3 0.5 N A:HIS104 4.6 16.7 1.0 CB A:VAL99 4.6 20.9 1.0 CA A:ALA105 4.7 16.4 1.0 C A:ALA105 4.7 15.3 1.0 N A:MET100 4.7 18.7 1.0 CA A:GLY122 4.9 15.9 1.0 CB A:GLN102 4.9 20.8 1.0

L.Feng, J.E.A.Mundy, C.E.M.Stevenson, L.A.Mitchenall, D.M.Lawson, K.Mi, A.Maxwell. The Pentapeptide-Repeat Protein, Mfpa, Interacts with Mycobacterial Dna Gyrase As A Dna T-Segment Mimic To Be Published.