Multiheme cytochromes play a central role in extracellular electron transfer. a process that allows microorganisms to sustain their metabolism with external electron acceptors or donors. In Shewanella oneidensis MR-1. the decaheme cytochromes OmcA and MtrC show functional specificity for interaction with soluble and insoluble redox partners. https://smokeaers.shop/product-category/bangers/