TABLE 3.

Selected differentially regulated genes in Synechocystis sp. strain PCC 6803 after transition from pH 7.5 to pH 10^a

Gene	Designation or function	Change (fold) at:
		t1	t2	t6
Cellular processes: chaperones
sll1514	hspA	1.4	1.9	1.4
sll0058	dnaK1	1.7	1.7	1.7
sll0430	htpG	1.9	1.5	1.3
Photosynthesis and respiration
PSII
Oxygen-evolving complex
sll0427	psbO	1.5	1.9	1.7
sll1194	psbU	1.5	1.6	1.7
sll1418	psbP	1.4	1.5	1.6
sll1638	psbQ	1.6	2.1	1.7
Low-molecular-mass polypeptides
sml0002	psbX	2.4	2.2	2.1
sml0003	psbM	1.2	1.5	1.5
sml0005	psbK	1.3	1.5	1.7
ssr3451	psbE	1.4	1.8	1.5
smr0006	psbF	1.4	1.9	1.6
smr0007	psbL	1.2	1.7	1.6
smr0008	psbJ	1.3	2.2	1.9
Putative assembly protein
sll1414	psb29	1.4	1.8	1.8
NADH dehydrogenase: core subunits
sll0223	ndhB	1.6	1.4	1.7
sll0520	ndhI	2.0	1.8	2.3
sll0521	ndhG	1.8	2.0	2.3
sll0522	ndhE	1.6	1.9	1.9
slr1279	ndhC	1.6	1.5	1.7
slr1280	ndhK	2.0	1.8	2.1
slr1281	ndhJ	1.6	1.4	2.0
slr1291	ndhD2	2.5	1.6	1.8
CO2 fixation
slr1347	cab	1.6	1.6	1.5
slr0436	ccmO	1.5	1.6	1.8
sll0934	ccmA	1.2	1.5	−1.1
Regulatory functions
sll0567	fur	1.6	1.7	1.6
sll1937	fur	2.9	2.7	2.8
sll1423	ntcA	1.2	1.5	1.8
sll0594	Tregc	1.5	1.7	1.6
sll0782	Treg	1.6	1.9	1.6
slr0599	spkC	1.3	1.6	1.6
slr0210	hik9	1.4	1.9	1.7
sll1672	hik12	1.5	1.2	1.9
slr1042	rre7	1.7	1.5	2.7
slr1594	rre5	1.8	1.2	−1.2
Transport and binding proteins
sll0689	nhaS3	2.1	1.4	2.0
sll0771	glcP	1.7	1.5	1.5
slr0753	Transport	1.3	1.3	2.2
slr0875	mscL	1.4	1.5	1.7
slr2057	apqZ	1.9	2.2	2.9
Gene cluster
Putative cation/H+ antiporter
slr2006	mrpC	1.8	1.2	1.9
slr2007	mrpD	2.0	1.7	2.3
slr2008	mrpC	1.6	1.6	1.8
slr2009	mrpD	1.7	1.6	1.7
slr2010	mrpE	2.3	1.8	1.8
ssr3409	mrpF	1.4	1.4	1.5
ssr3410	mrpG	1.8	1.7	1.7
slr2011	mrpA	2.1	1.7	1.9
slr2012	mrpB	1.7	1.4	1.5
slr1501	Other	3.9	3.9	6.4
slr1113	Transport	1.4	1.4	2.O
slr1114	Hypothetical	1.3	1.3	1.6
sll1392	Treg	1.3	1.6	1.8
slr0408	Unknown	−1.4	−2.1	−1.9
slr0142	Hypothetical	NDb	ND	ND
slr0143	hat	ND	ND	ND
slr0144	4VRd	ND	ND	ND
slr0145	Unknown	−1.5	1.4	1.4
slr0146	Hypothetical	−2.4	−1.2	−1.1
slr0147	4VR	−1.9	−1.0	−1.1
slr0148	Hypothetical	−2.6	−2.0	−2.0
slr0149	Hypothetical	−2.7	−2.2	−2.1
slr0150	petF	−1.8	−1.6	−1.6
slr0151	Unknown	−2.1	−3.9	−3.5

^aGenes were considered differentially regulated when the FDR was 0.05 (change, >1.5-fold) (indicated by bold type).

^bND, not determined.

^cTreg, transcriptional regulator.

^d4VR, 4-vinyl reductase.