Please cite the following paper(s) when using the server and data at this website:

Hao Lin*, En-Ze Deng, Hui Ding, Wei Chen*, Kuo-Chen Chou*. (2014) iPro54-PseKNC: a sequence-based predictor for identifying sigma-54 promoters in prokaryote with pseudo k-tuple nucleotide composition. Nucleic Acids Research, 42(21): 12961-12972