Tremblay P-L, Summers ZM, Glaven RH, Nevin KP, Zengler K, Barrett CL, Qiu Y, Palsson BO, Lovley DR.  2011.  A c-type cytochrome and a transcriptional regulator responsible for enhanced extracellular electron transfer in Geobacter sulfurreducens revealed by adaptive evolution.. Environ Microbiol. 13(1):13-23.

Kim B-C, Leang C, Ding Y-HR, Glaven RH, Coppi MV, Lovley DR.  2005.  OmcF, a putative c-Type monoheme outer membrane cytochrome required for the expression of other outer membrane cytochromes in Geobacter sulfurreducens.. J Bacteriol. 187(13):4505-13.