Zinc in PDB 1u74: Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase

The structure of Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase, PDB code: 1u74 was solved by B.R.Crane, S.A.Kang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.40
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	44.810, 111.624, 87.518, 90.00, 104.14, 90.00
R / Rfree (%)	26 / 28.7

The structure of Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Zinc atom in the Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase (pdb code 1u74). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase, PDB code: 1u74:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1001 b:52.4 occ:1.00 ZN A:ZNH1001 0.0 52.4 1.0 O4 A:PO42202 1.8 81.0 1.0 NB A:ZNH1001 2.0 55.1 1.0 ND A:ZNH1001 2.0 55.4 1.0 NC A:ZNH1001 2.1 57.8 1.0 NA A:ZNH1001 2.1 50.1 1.0 NE2 A:HIS175 2.3 46.1 1.0 C1B A:ZNH1001 3.0 53.4 1.0 C1D A:ZNH1001 3.1 60.1 1.0 C4C A:ZNH1001 3.1 60.3 1.0 C4D A:ZNH1001 3.1 59.2 1.0 C1A A:ZNH1001 3.1 54.7 1.0 C1C A:ZNH1001 3.1 60.5 1.0 C4B A:ZNH1001 3.1 52.6 1.0 C4A A:ZNH1001 3.1 55.4 1.0 CD2 A:HIS175 3.2 46.5 1.0 CE1 A:HIS175 3.3 50.6 1.0 CHB A:ZNH1001 3.4 56.0 1.0 CHD A:ZNH1001 3.4 55.6 1.0 P A:PO42202 3.4 89.7 1.0 CHA A:ZNH1001 3.4 57.1 1.0 CHC A:ZNH1001 3.4 53.3 1.0 NE1 A:TRP51 4.0 52.7 1.0 O2 A:PO42202 4.1 74.5 1.0 O3 A:PO42202 4.2 76.0 1.0 C2B A:ZNH1001 4.2 51.1 1.0 C2A A:ZNH1001 4.3 48.8 1.0 C2D A:ZNH1001 4.3 58.2 1.0 C3D A:ZNH1001 4.3 59.8 1.0 C3B A:ZNH1001 4.3 53.5 1.0 C3C A:ZNH1001 4.3 60.9 1.0 C3A A:ZNH1001 4.3 49.5 1.0 C2C A:ZNH1001 4.3 55.3 1.0 O1 A:PO42202 4.4 85.4 1.0 CG A:HIS175 4.4 43.8 1.0 ND1 A:HIS175 4.4 36.8 1.0 CD1 A:TRP51 4.4 45.1 1.0 O A:HOH1694 4.9 56.2 1.0

Zinc binding site 2 out of 2 in the Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Electron Transfer Complex Between Cytochrome C and Cytochrome C Peroxidase within 5.0Å range: probe atom residue distance (Å) B Occ C:Zn1201 b:53.7 occ:1.00 ZN C:ZNH1201 0.0 53.7 1.0 O1 C:PO42201 1.5 62.8 1.0 NE2 C:HIS175 2.0 50.9 1.0 ND C:ZNH1201 2.1 54.7 1.0 NC C:ZNH1201 2.1 62.4 1.0 NA C:ZNH1201 2.1 58.0 1.0 NB C:ZNH1201 2.1 53.4 1.0 CD2 C:HIS175 2.9 51.1 1.0 CE1 C:HIS175 3.0 53.3 1.0 C4D C:ZNH1201 3.0 51.5 1.0 C1D C:ZNH1201 3.1 54.4 1.0 P C:PO42201 3.1 79.7 1.0 C4C C:ZNH1201 3.1 62.0 1.0 C1A C:ZNH1201 3.1 52.5 1.0 C1C C:ZNH1201 3.1 58.6 1.0 C4A C:ZNH1201 3.1 54.9 1.0 C1B C:ZNH1201 3.1 58.4 1.0 C4B C:ZNH1201 3.1 54.7 1.0 CHA C:ZNH1201 3.4 42.8 1.0 CHD C:ZNH1201 3.4 56.2 1.0 CHC C:ZNH1201 3.4 60.0 1.0 CHB C:ZNH1201 3.4 51.0 1.0 O3 C:PO42201 3.8 79.5 1.0 O2 C:PO42201 3.9 75.5 1.0 O4 C:PO42201 4.0 75.6 1.0 CG C:HIS175 4.1 44.1 1.0 ND1 C:HIS175 4.1 48.1 1.0 C3D C:ZNH1201 4.3 50.3 1.0 NE1 C:TRP51 4.3 52.9 1.0 C2D C:ZNH1201 4.3 46.8 1.0 C2A C:ZNH1201 4.3 48.8 1.0 C3C C:ZNH1201 4.4 61.4 1.0 C3A C:ZNH1201 4.4 44.3 1.0 C2C C:ZNH1201 4.4 55.2 1.0 C2B C:ZNH1201 4.4 54.5 1.0 C3B C:ZNH1201 4.4 56.5 1.0 CD1 C:TRP51 4.6 60.0 1.0 CH2 C:TRP191 5.0 44.9 1.0

S.A.Kang, P.J.Marjavaara, B.R.Crane. Electron Transfer Between Cytochrome C and Cytochome C Peroxidase in Single Crystals. J.Am.Chem.Soc. V. 126 10836 2004.
ISSN: ISSN 0002-7863
PubMed: 15339156
DOI: 10.1021/JA049230U