Zinc in PDB 8xi2: Cryo-Em Structure of the Chlamydomonas C* Complex

All present enzymatic activity of Cryo-Em Structure of the Chlamydomonas C* Complex:
2.3.2.27; 5.2.1.8;

The structure of Cryo-Em Structure of the Chlamydomonas C* Complex also contains other interesting chemical elements:

Magnesium

(Mg)

7 atoms

The binding sites of Zinc atom in the Cryo-Em Structure of the Chlamydomonas C* Complex (pdb code 8xi2). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 3 binding sites of Zinc where determined in the Cryo-Em Structure of the Chlamydomonas C* Complex, PDB code: 8xi2:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in the Cryo-Em Structure of the Chlamydomonas C* Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Cryo-Em Structure of the Chlamydomonas C* Complex within 5.0Å range: probe atom residue distance (Å) B Occ O:Zn500 b:24.2 occ:1.00 SG O:CYS166 2.2 19.4 1.0 SG O:CYS174 2.2 23.2 1.0 SG O:CYS180 2.2 20.7 1.0 NE2 O:HIS184 2.3 25.4 1.0 CD2 O:HIS184 3.0 25.4 1.0 CB O:CYS180 3.0 20.7 1.0 CB O:CYS166 3.2 19.4 1.0 CB O:CYS174 3.4 23.2 1.0 CE1 O:HIS184 3.5 25.4 1.0 N6 F:A21 3.7 16.9 1.0 CG O:HIS184 4.2 25.4 1.0 CB O:ARG176 4.3 19.4 1.0 CA O:CYS180 4.4 20.7 1.0 ND1 O:HIS184 4.5 25.4 1.0 CA O:CYS166 4.6 19.4 1.0 CB O:PHE169 4.6 25.1 1.0 CA O:CYS174 4.7 23.2 1.0 O O:GLY177 4.7 23.1 1.0 C6 F:A21 4.7 16.9 1.0 N O:PHE169 4.7 25.1 1.0 N1 F:A21 4.8 16.9 1.0 O O:TYR182 4.9 17.8 1.0 CB O:PHE168 5.0 20.6 1.0

Zinc binding site 2 out of 3 in the Cryo-Em Structure of the Chlamydomonas C* Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Cryo-Em Structure of the Chlamydomonas C* Complex within 5.0Å range: probe atom residue distance (Å) B Occ O:Zn501 b:39.0 occ:1.00 SG O:CYS80 2.2 20.9 1.0 SG O:CYS83 2.3 18.8 1.0 CB O:CYS23 2.3 20.0 1.0 SG O:CYS26 2.8 18.9 1.0 CB O:CYS26 2.9 18.9 1.0 CB O:CYS80 3.0 20.9 1.0 N O:CYS23 3.3 20.0 1.0 CA O:CYS23 3.3 20.0 1.0 SG O:CYS23 3.4 20.0 1.0 N O:CYS83 3.7 18.8 1.0 CB O:CYS83 3.8 18.8 1.0 O O:CYS23 3.9 20.0 1.0 C O:CYS23 4.0 20.0 1.0 CB O:VAL82 4.0 15.7 1.0 CA O:CYS26 4.1 18.9 1.0 N O:CYS26 4.1 18.9 1.0 C O:VAL22 4.3 19.7 1.0 CA O:CYS83 4.4 18.8 1.0 CA O:CYS80 4.5 20.9 1.0 N O:VAL82 4.6 15.7 1.0 CA O:VAL22 4.6 19.7 1.0 CG2 O:VAL82 4.7 15.7 1.0 CA O:VAL82 4.7 15.7 1.0 C O:VAL82 4.7 15.7 1.0 CB O:VAL22 4.8 19.7 1.0 CG1 O:VAL82 4.8 15.7 1.0 NH2 O:ARG160 4.9 24.1 1.0 O O:CYS26 5.0 18.9 1.0 C O:CYS26 5.0 18.9 1.0

Zinc binding site 3 out of 3 in the Cryo-Em Structure of the Chlamydomonas C* Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Cryo-Em Structure of the Chlamydomonas C* Complex within 5.0Å range: probe atom residue distance (Å) B Occ N:Zn301 b:8.8 occ:1.00 SG N:CYS144 2.1 6.4 1.0 SG N:CYS141 2.3 3.5 1.0 SG N:CYS120 2.3 6.7 1.0 SG N:CYS102 2.4 3.8 1.0 CB N:CYS141 3.0 3.5 1.0 CB N:CYS120 3.0 6.7 1.0 CB N:CYS144 3.1 6.4 1.0 CB N:CYS102 3.5 3.8 1.0 N N:CYS144 3.7 6.4 1.0 CA N:CYS144 4.0 6.4 1.0 C N:CYS120 4.2 6.7 1.0 CA N:CYS120 4.2 6.7 1.0 O N:CYS120 4.3 6.7 1.0 N N:CYS102 4.3 3.8 1.0 CB N:ALA106 4.4 3.7 1.0 CA N:CYS141 4.4 3.5 1.0 CA N:CYS102 4.5 3.8 1.0 C N:SER143 4.6 7.7 1.0 OG1 N:THR139 4.6 4.3 1.0 C N:CYS141 4.6 3.5 1.0 O N:CYS141 4.6 3.5 1.0 CD N:ARG121 4.7 5.5 1.0 N N:ARG121 4.7 5.5 1.0 OG N:SER118 4.8 8.1 1.0 C N:CYS144 5.0 6.4 1.0 N N:SER143 5.0 7.7 1.0 CA N:SER143 5.0 7.7 1.0

Y.Lu, X.Zhan. Structure of A Step II Catalytically Activated Spliceosome Form Chlamydomonas Reinhardtii To Be Published.