Iron in PDB 8fm6: DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site

The structure of DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site, PDB code: 8fm6 was solved by E.F.Yee, C.Blaby-Haas, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	36.76 / 2.85
Space group	P 65 2 2
Cell size a, b, c (Å), α, β, γ (°)	74.659, 74.659, 211.188, 90, 90, 120
R / Rfree (%)	21.9 / 27.1

The binding sites of Iron atom in the DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site (pdb code 8fm6). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total only one binding site of Iron was determined in the DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site, PDB code: 8fm6:

Iron binding site 1 out of 1 in the DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of DRI1 Hemoprotein Variant H21A with A Zinc-Mirror Heme Site within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe201 b:160.0 occ:1.00 FE A:HEB201 0.0 160.0 1.0 NB A:HEB201 2.0 142.8 1.0 NA A:HEB201 2.1 106.1 1.0 NC A:HEB201 2.1 138.7 1.0 ND A:HEB201 2.1 106.4 1.0 C4B A:HEB201 3.0 135.8 1.0 C1C A:HEB201 3.0 125.5 1.0 C1A A:HEB201 3.0 94.4 1.0 C1B A:HEB201 3.0 129.5 1.0 C4A A:HEB201 3.1 109.9 1.0 C4D A:HEB201 3.1 94.6 1.0 C1D A:HEB201 3.1 114.6 1.0 C4C A:HEB201 3.1 126.6 1.0 CHC A:HEB201 3.4 120.1 1.0 CHA A:HEB201 3.4 87.9 1.0 CHB A:HEB201 3.4 121.3 1.0 CHD A:HEB201 3.5 112.4 1.0 OD2 B:ASP20 4.0 81.5 1.0 C3B A:HEB201 4.2 129.5 1.0 C2B A:HEB201 4.2 114.4 1.0 C2A A:HEB201 4.2 86.7 1.0 C2C A:HEB201 4.3 119.3 1.0 C3A A:HEB201 4.3 89.3 1.0 C3C A:HEB201 4.3 124.4 1.0 C3D A:HEB201 4.3 92.2 1.0 C2D A:HEB201 4.3 104.9 1.0 OD2 A:ASP20 4.6 111.4 1.0 CG B:ASP20 5.0 67.5 1.0

N.Grosjean, E.F.Yee, D.Kumaran, K.Chopra, M.Abernathy, S.Biswas, J.Byrnes, D.F.Kreitler, J.F.Cheng, A.Ghosh, S.C.Almo, M.Iwai, K.K.Niyogi, H.B.Pakrasi, R.Sarangi, H.Van Dam, L.Yang, I.K.Blaby, C.E.Blaby-Haas. A Hemoprotein with A Zinc-Mirror Heme Site Ties Heme Availability to Carbon Metabolism in Cyanobacteria. Nat Commun V. 15 3167 2024.
ISSN: ESSN 2041-1723
PubMed: 38609367
DOI: 10.1038/S41467-024-47486-Z