Table 4.

Cluster 0 is Enriched for Supercoiling-Dependent Gene Regulation

Gene Product
acnA Aconitate hydrase 1
b1664 Possible enzyme
b1724 Orf, hypothetical protein
b2809 Orf, hypothetical protein
bax Putative ATP-binding protein
btuE Vitamin B12 transport
dps Global regulator, starvation conditions
gcd Glucose dehydrogenase
grxB Glutaredoxin 2
nlpD Lipoprotein
osmE Activator of ntrLgene
otsA Trehalose-6-phosphate synthase
otsB Trehalose-6-phosphate phosphatase, biosynthetic
poxB Pyruvate oxidase
proV ATP-binding component of transport system for  glycine, betaine, and proline
proW High-affinity transport system for glycine, betaine,  and proline
proX High-affinity transport system for glycine, betaine,  and proline
rpoS RNA polymerase, sigma S (sigma38) factor; synthesis  of many growth phase-related proteins
sugE Suppresses groEL, may be chaperone
tktB Transketolase 2 isozyme
wrbA Trp repressor binding protein; affects association of  trp repressor and operator
yacK Orf, hypothetical protein
ybaL Putative transport protein
ybaY Glycoprotein/polysaccharide metabolism
ybeL Putative alpha helical protein
ygaM Orf, hypothetical protein
yggB Putative transport protein
ykfE Orf, hypothetical protein
ynhG Orf, hypothetical protein
yrbL Orf, hypothetical protein

[i] Thirty of 61 genes in cluster 0 have scores of 8 or better using the metric described in Fig. 3A.