Properties and structure of a low-potential, penta-heme cytochrome c552 from a thermophilic purple sulfur photosynthetic bacterium Thermochromatium tepidum

JH Chen, LJ Yu, A Boussac, ZY Wang-Otomo… - Photosynthesis …, 2019 - Springer
… , respectively) based on the crystal structure solved in the present … , heme 1, 3, and 5 are
partially exposed to solvent, heme 4 is … The tetra-heme cyt c subunit of the reaction center in Tch. …

Do multiheme cytochromes containing close-packed heme groups have a band structure formed from the heme π and π* orbitals?

JH van Wonderen, A Morales-Florez, TA Clarke… - Current Opinion in …, 2024 - Elsevier
… Usually a Cys-XX-Cys-His motif is the heme-binding site: the … X-ray crystal structures of
A) STC (pdb: 1M1Q) and B) MtrC (… Calculations on Au-STC-Au junctions showed that the “band-…

A new paradigm of multiheme cytochrome evolution by grafting and pruning protein modules

R Soares, NL Costa, CM Paquete… - Molecular Biology …, 2022 - academic.oup.com
revealed that cyt c 554 and NrfA are products of a truncation event from different octaheme
cytochromesheme-binding motif for the eighth heme of the MccA sequences in our data set. …

[图书][B] Structural Studies of C-terminally Fused Haem-Cu Nitrite Reductase from Ralstonia Pickettii and Purification of Cytochrome Bc1 from Plasmodium Falciparum

N Petchyam - 2021 - search.proquest.com
… The reason behind its toxicity was revealed by crystal structures of … cytochrome c554 (cyt
c554) [79]. The four electrons from cyt … Haem binding motif is highlighted in green. The bacterial …

A brief survey of the “cytochromome”

CM Paquete, G Rusconi, AV Silva, R Soares… - Advances in Microbial …, 2019 - Elsevier
Cytochromes are among the most prevalent heme proteins, and hold a special place in the
… This study also revealed some of the characteristic spectral bands of cytochromes in the …

Cryo-EM structure of an extracellular Geobacter OmcE cytochrome filament reveals tetrahaem packing

F Wang, K Mustafa, V Suciu, K Joshi, CH Chan… - Nature …, 2022 - nature.com
haemhaem pairing motif used in proteins capable of efficient electron transfer. For example,
closely related redox partners, such as cytochrome c554 … -resolution crystal structures has …

An unusual active site architecture in cytochrome c nitrite reductase NrfA-1 from Geobacter metallireducens

L Denkhaus, F Siffert, O Einsle - FEMS Microbiology Letters, 2023 - academic.oup.com
… for the signature haem-binding motifs and attaches the … haem-packing motifs (Iverson et
al. 1998, Einsle et al. 2000). … in GlNrfA, but the crystal structure showed otherwise. Although …

How thermophilic Gram-positive organisms perform extracellular electron transfer: characterization of the cell surface terminal reductase OcwA

NL Costa, B Hermann, V Fourmond, MM Faustino… - MBio, 2019 - Am Soc Microbiol
… The crystal structure of OcwA shows that this protein forms a … for the heme-binding motifs,
the distal heme ligands except … , the structural and functional characterization of OcwA reveals

[HTML][HTML] Rational design of photosynthetic reaction center protein maquettes

NM Ennist, SE Stayrook, PL Dutton… - Frontiers in Molecular …, 2022 - frontiersin.org
… designer recognize and understand patterns of core packing. … RC maquette crystal structures
reveal a highly accurate … in the heme site is found in an RC maquette crystal structure with a …

Physiological adaptation of sulfate reducing bacteria in syntrophic partnership with anaerobic methanotrophic archaea

R Murali, H Yu, DR Speth, F Wu, KS Metcalfe… - bioRxiv, 2022 - biorxiv.org
… in accepting electrons from ANME was detected in all genomes[21]… , we demonstrate that
the multi-heme cytochrome conduit[21] … c binding motifs using PRED-TMBB[27]. In this way, we …