What is OriC locus? Posted in Genetics This is the point of origin of replication in the E. coli chromosome. This area has been characterised in detail. OriC is 245 nucleotide pairs long. Share this:EmailFacebookGoogleReddit Related posts: what is ø replication? Radioactive substance in genetic experiments? Chromosomal basis of cancer "Interphase is a resting phase" What is Cell-Cycle?