Iron in PDB 9krc: Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942

The structure of Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942, PDB code: 9krc was solved by B.T.Zhang, S.W.Liu, Y.C.Xu, W.Sheng, Y.Gong, P.Cao, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.52 / 1.40
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	50.424, 53.453, 65.939, 90, 90, 90
R / Rfree (%)	14.5 / 17

The binding sites of Iron atom in the Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942 (pdb code 9krc). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942, PDB code: 9krc:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942 within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe101 b:8.4 occ:1.00 FE A:HEC101 0.0 8.4 1.0 NB A:HEC101 2.0 7.3 1.0 NC A:HEC101 2.0 7.4 1.0 NA A:HEC101 2.0 7.7 1.0 NE2 A:HIS18 2.0 8.4 1.0 ND A:HEC101 2.0 8.1 1.0 SD A:MET58 2.4 8.9 1.0 CD2 A:HIS18 3.0 8.1 1.0 C4B A:HEC101 3.0 7.3 1.0 C1C A:HEC101 3.0 8.8 1.0 CE1 A:HIS18 3.0 8.2 1.0 C1A A:HEC101 3.0 8.9 1.0 C4D A:HEC101 3.0 8.1 1.0 C4A A:HEC101 3.0 7.4 1.0 C1D A:HEC101 3.0 8.9 1.0 C1B A:HEC101 3.0 6.7 1.0 C4C A:HEC101 3.1 8.4 1.0 CHC A:HEC101 3.4 8.5 1.0 CHA A:HEC101 3.4 8.4 1.0 CHD A:HEC101 3.4 9.1 1.0 CHB A:HEC101 3.4 7.2 1.0 CG A:MET58 3.4 9.2 1.0 CE A:MET58 3.4 10.0 1.0 CB A:MET58 4.1 9.5 1.0 ND1 A:HIS18 4.1 8.1 1.0 CG A:HIS18 4.1 7.6 1.0 C3A A:HEC101 4.2 8.5 1.0 C2C A:HEC101 4.2 8.7 1.0 C2A A:HEC101 4.2 9.2 1.0 C3B A:HEC101 4.2 6.7 1.0 C3D A:HEC101 4.2 10.9 1.0 C2D A:HEC101 4.3 10.6 1.0 C2B A:HEC101 4.3 7.6 1.0 C3C A:HEC101 4.3 8.0 1.0

Iron binding site 2 out of 2 in the Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Crystal Structure of Oxidiized Cytochrome C6 From Synechococcus Elongatus Pcc 7942 within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe101 b:9.7 occ:1.00 FE B:HEC101 0.0 9.7 1.0 NB B:HEC101 2.0 8.8 1.0 ND B:HEC101 2.0 10.1 1.0 NA B:HEC101 2.0 9.9 1.0 NE2 B:HIS18 2.0 10.6 1.0 NC B:HEC101 2.0 9.1 1.0 SD B:MET58 2.4 9.9 1.0 CD2 B:HIS18 3.0 9.9 1.0 C4D B:HEC101 3.0 10.3 1.0 C4B B:HEC101 3.0 9.3 1.0 C1B B:HEC101 3.0 9.0 1.0 CE1 B:HIS18 3.0 11.5 1.0 C1D B:HEC101 3.0 8.5 1.0 C1A B:HEC101 3.0 10.7 1.0 C4A B:HEC101 3.0 9.4 1.0 C1C B:HEC101 3.1 10.7 1.0 C4C B:HEC101 3.1 9.0 1.0 CHA B:HEC101 3.4 11.3 1.0 CHC B:HEC101 3.4 10.1 1.0 CG B:MET58 3.4 10.0 1.0 CHB B:HEC101 3.4 9.1 1.0 CE B:MET58 3.4 10.3 1.0 CHD B:HEC101 3.4 9.5 1.0 ND1 B:HIS18 4.1 11.2 1.0 CB B:MET58 4.1 10.2 1.0 CG B:HIS18 4.1 10.5 1.0 C2D B:HEC101 4.2 11.3 1.0 C3D B:HEC101 4.2 10.8 1.0 C2B B:HEC101 4.2 9.3 1.0 C3B B:HEC101 4.2 9.5 1.0 C3A B:HEC101 4.2 10.6 1.0 C2A B:HEC101 4.3 11.3 1.0 C2C B:HEC101 4.3 10.3 1.0 C3C B:HEC101 4.3 10.1 1.0

B.Zhang, Y.Xu, S.Liu, S.Chen, W.Zhao, Z.Li, J.Wang, W.Zhao, H.Zhang, Y.Dong, Y.Gong, W.Sheng, P.Cao. A High-Resolution Crystallographic Study of Cytochrome C6: Structural Basis For Electron Transfer in Cyanobacterial Photosynthesis Int J Mol Sci V. 26 2025.
ISSN: ESSN 1422-0067
DOI: 10.3390/IJMS26020824