29EI

[FeFe]-hydrogenase CpI from Clostridium pasteurianum, variant E278Q

Summary for 29EI

Entry DOI	10.2210/pdb29ei/pdb
Descriptor	Iron hydrogenase 1, dicarbonyl[bis(cyanide-kappaC)]-mu-(iminodimethanethiolatato-1kappaS:2kappaS)-mu-(oxomethylidene)diiron(2+), IRON/SULFUR CLUSTER, ... (8 entities in total)
Functional Keywords	[fefe]-hydrogenase cpi from clostridium pasteurianum, variant e278q, oxidoreductase
Biological source	Clostridium pasteurianum
Total number of polymer chains	2
Total formula weight	134589.64
Authors	Duan, J.,Yang, Z.,Zheng, F.,Hofmann, E.,Happe, T. (deposition date: 2026-03-09, release date: 2026-10-28)
Primary citation	Duan, J.,Yang, Z.,Lampret, O.,Arrigoni, F.,Impel, L.V.,Zheng, F.,Kleinhaus, J.,Apfel, U.P.,Greco, C.,De Gioia, L.,Hofmann, E.,Hemschemeier, A.,Happe, T. A Histidine-Mediated, Pendulum-Like Proton Transport Mechanism Is Required for the High Catalytic Activity of [FeFe]-Hydrogenases J.Am.Chem.Soc., 2026 Cited by DOI: 10.1021/jacs.6c14410 PDB entries with the same primary citation
Experimental method	X-RAY DIFFRACTION (1.31 Å)

Structure validation