TABLE 3.

List of the primers used in this study.

Name	Sequence (5′-3′)	Experiment
pkn rtfw	AAAACGATTGGTGCAGCGATC	Quantitative RT-PCR analysis
pkn rtrv	GCTTATTTTCCGTTCCCGCA
rnpB rtfw	TCGTGAGGATAGTGCCACAG
rnpB rtrev	GGAAGTTTCTTCCCCAGTCC
hetR dhfw	GGATCCCATGAGTAACGACATCGATCTGATC	Two-hybrid assays
hetR dhrv	GAATTCTTAATCTTCTTTTCTACCAAACACC
pkn dhfw	GGATCCCATGAGCCTCTGCATAAACCCTCA
pkn dhrev	GAATT CTA CTC TAC ATT GCC GCT ACG CTG
hetR ptac fw	GGATCCGAAGGAGATATACCATGAGTAACGACATCGAT	pkn22 and hetR co-expression in E. coli
hetR ptac rev	AAGCTTTCAGTGGTGGTGGTG
KD pBAD fw	GAATTCACCATGTGGAGCCACCCGCAGTTCGAAAAAAGCCTCTGCATAAACCCT
KD pBAD rev	AAGCTTCTAGTGCAAATTTTTTTCAAT
pkn mut fw	CAAACAGCTAGAGTCCTCAGAGTCCTAATTAACAATCAT	pkn22 catalytic residue mutation
pkn mut rev	ATGATTGTTAATTAGGACTCTGAGGACTCTAGCTGTTTG
hetR pET28 fw	CATATGAGTAACGACATCGATCTG	E. coli hetR-his recombinant strains
hetR pET28 rev	GGATCCTTAATCTTCTTTTCTACC
hetR S127A fw	TCGCGCATTCCCGGTACAGCCCTCACAAGTGAAGAAAAA
hetR S127A rev	TTTTTCTTCACTTGTGAGGGCTGTACCGGGAATGCGCGA
hetR S179A fw	GAACATCGCATGGAGTTAGCCGAAGCCCTGGCAGAGCAT
hetR S179A rev	ATGCTCTGCCAGGGCTTCGGCTAACTCCATGCGATGTTC
hetR pRL fw	GGGCCCATGAGTAACGACATCGATCTGATC	hetR-phosphoablative substitutions in Nostoc
hetR pRL rev	GGATCCTTAATCTTCTTTTCTACCAAACACCATTT
PhetP forward	[6FAM]ATTTAGTGGTAAATTCTCTT	EMSA assays
PhetP reverse	TGAGTTATACGCTATATCAA