Cobalt in PDB 7lrb: Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2)

The structure of Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2), PDB code: 7lrb was solved by T.S.Choi, F.A.Tezcan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.63 / 1.78
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	54.63, 61.05, 64.3, 90, 90, 90
R / Rfree (%)	17.7 / 21.1

The structure of Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2) also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Cobalt atom in the Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2) (pdb code 7lrb). This binding sites where shown within 5.0 Angstroms radius around Cobalt atom.
In total 2 binding sites of Cobalt where determined in the Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2), PDB code: 7lrb:
Jump to Cobalt binding site number: 1; 2;

Cobalt binding site 1 out of 2 in the Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2)


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 1 of Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2) within 5.0Å range: probe atom residue distance (Å) B Occ A:Co202 b:17.8 occ:1.00 NE2 A:HIS100 2.1 16.2 1.0 NE2 B:HIS67 2.1 11.9 1.0 NE2 B:HIS71 2.2 12.8 1.0 O A:HOH349 2.2 11.7 1.0 NE2 A:HIS104 2.2 11.2 1.0 NE2 A:HIS60 2.2 14.6 1.0 CE1 B:HIS71 3.1 15.6 1.0 CD2 A:HIS100 3.1 14.9 1.0 CD2 A:HIS104 3.1 14.3 1.0 CE1 B:HIS67 3.1 16.9 1.0 CD2 B:HIS67 3.1 11.0 1.0 CE1 A:HIS100 3.1 12.4 1.0 CE1 A:HIS60 3.2 15.4 1.0 CD2 B:HIS71 3.2 14.3 1.0 CD2 A:HIS60 3.2 14.6 1.0 CE1 A:HIS104 3.2 12.7 1.0 ND1 B:HIS71 4.2 17.4 1.0 ND1 A:HIS100 4.2 14.8 1.0 CG A:HIS100 4.2 13.9 1.0 ND1 B:HIS67 4.2 14.4 1.0 CG B:HIS67 4.3 13.6 1.0 CG A:HIS104 4.3 14.5 1.0 CG B:HIS71 4.3 16.6 1.0 ND1 A:HIS60 4.3 16.2 1.0 O A:HOH384 4.3 27.4 1.0 ND1 A:HIS104 4.3 16.7 1.0 O B:HOH350 4.3 15.8 1.0 CG A:HIS60 4.3 14.3 1.0 O A:HOH342 4.7 18.1 1.0

Cobalt binding site 2 out of 2 in the Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2)


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 2 of Ni-Bound Crystal Structure of the Engineered Cyt CB562 Variant, DICYT2, Crystallized in the Presence of Ni(II) (M1) and Cu(II) (M2) within 5.0Å range: probe atom residue distance (Å) B Occ B:Co202 b:18.1 occ:1.00 NE2 B:HIS100 2.1 10.8 1.0 NE2 A:HIS71 2.1 11.4 1.0 NE2 B:HIS104 2.2 14.7 1.0 NE2 A:HIS67 2.2 13.2 1.0 O B:HOH380 2.3 10.7 1.0 NE2 B:HIS60 2.3 14.0 1.0 CE1 A:HIS71 3.0 16.0 1.0 CD2 B:HIS104 3.1 14.6 1.0 CE1 B:HIS100 3.1 13.7 1.0 CE1 A:HIS67 3.1 15.1 1.0 CD2 B:HIS100 3.2 15.7 1.0 CE1 B:HIS104 3.2 16.6 1.0 CD2 B:HIS60 3.2 13.1 1.0 CD2 A:HIS67 3.2 10.2 1.0 CD2 A:HIS71 3.2 11.5 1.0 CE1 B:HIS60 3.3 14.3 1.0 ND1 A:HIS71 4.2 18.4 1.0 ND1 B:HIS100 4.2 14.5 1.0 CG B:HIS104 4.2 17.7 1.0 ND1 B:HIS104 4.3 16.2 1.0 ND1 A:HIS67 4.3 14.4 1.0 CG B:HIS100 4.3 12.9 1.0 O A:HOH331 4.3 17.8 1.0 CG A:HIS71 4.3 14.2 1.0 CG A:HIS67 4.3 14.5 1.0 ND1 B:HIS60 4.4 14.0 1.0 CG B:HIS60 4.4 15.0 1.0

T.S.Choi, F.A.Tezcan. Structure-Guided Metal Selectivity in Malleable Protein Interface Mediated By Single Disulfide Bond To Be Published.