Experiment: Ying_sugar7 rep B; time point 1
Only strains with sufficient reads to estimate fitness are shown,
but the strain fitness values are still rather noisy and may be biased towards zero.
Strains near the edge of a gene are not shown as being associated with that
gene (they are in grey).
Strains in the central 10-90% of a gene are color coded by the insertion's strand.
Usually, "+" means that the selectable marker is encoded on the forward strand,
i.e., transcribed rightward.
500 nt IAI47_06150 and IAI47_06155 are separated by 4 nucleotides IAI47_06155 and IAI47_06160 are separated by 8 nucleotides IAI47_06160 and IAI47_06165 are separated by 19 nucleotides IAI47_06165 and IAI47_06170 are separated by 32 nucleotides IAI47_06170 and IAI47_06175 are separated by 36 nucleotides
IAI47_06150: IAI47_06150 - chorismate synthase, at 1,251,269 to 1,252,354
_06150
IAI47_06155: IAI47_06155 - penicillin-insensitive murein endopeptidase, at 1,252,359 to 1,253,183
_06155
IAI47_06160: IAI47_06160 - TSUP family transporter, at 1,253,192 to 1,253,995
_06160
IAI47_06165: IAI47_06165 - elongation factor P hydroxylase, at 1,254,015 to 1,254,560
_06165
IAI47_06170: IAI47_06170 - YfcL family protein, at 1,254,593 to 1,254,877
_06170
IAI47_06175: IAI47_06175 - bifunctional tRNA (5-methylaminomethyl-2-thiouridine)(34)-methyltransferase MnmD/FAD-dependent 5-carboxymethylaminomethyl-2-thiouridine(34) oxidoreductase MnmC, at 1,254,914 to 1,256,920
_06175
Position (kb)
1253
1254 Strain fitness (log2 ratio)
-3
-2
-1
0
1
2
3 at 1252.330 kb on + strand at 1252.331 kb on - strand at 1252.467 kb on - strand, within IAI47_06155 at 1252.467 kb on - strand, within IAI47_06155 at 1252.490 kb on + strand, within IAI47_06155 at 1252.490 kb on + strand, within IAI47_06155 at 1252.490 kb on + strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.491 kb on - strand, within IAI47_06155 at 1252.530 kb on + strand, within IAI47_06155 at 1252.530 kb on + strand, within IAI47_06155 at 1252.530 kb on + strand, within IAI47_06155 at 1252.530 kb on + strand, within IAI47_06155 at 1252.531 kb on - strand, within IAI47_06155 at 1252.531 kb on - strand, within IAI47_06155 at 1252.531 kb on - strand, within IAI47_06155 at 1252.531 kb on - strand, within IAI47_06155 at 1252.561 kb on - strand, within IAI47_06155 at 1252.589 kb on + strand, within IAI47_06155 at 1252.590 kb on - strand, within IAI47_06155 at 1252.616 kb on + strand, within IAI47_06155 at 1252.616 kb on + strand, within IAI47_06155 at 1252.616 kb on + strand, within IAI47_06155 at 1252.617 kb on - strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.714 kb on + strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.715 kb on - strand, within IAI47_06155 at 1252.718 kb on + strand, within IAI47_06155 at 1252.718 kb on + strand, within IAI47_06155 at 1252.718 kb on + strand, within IAI47_06155 at 1252.718 kb on + strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.719 kb on - strand, within IAI47_06155 at 1252.851 kb on - strand, within IAI47_06155 at 1252.931 kb on + strand, within IAI47_06155 at 1252.952 kb on + strand, within IAI47_06155 at 1252.952 kb on + strand, within IAI47_06155 at 1252.953 kb on - strand, within IAI47_06155 at 1252.953 kb on - strand, within IAI47_06155 at 1252.953 kb on - strand, within IAI47_06155 at 1252.985 kb on + strand, within IAI47_06155 at 1252.985 kb on + strand, within IAI47_06155 at 1252.985 kb on + strand, within IAI47_06155 at 1252.985 kb on + strand, within IAI47_06155 at 1252.985 kb on + strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1252.986 kb on - strand, within IAI47_06155 at 1253.168 kb on + strand at 1253.176 kb on + strand at 1253.176 kb on + strand at 1253.176 kb on + strand at 1253.177 kb on - strand at 1253.177 kb on - strand at 1253.177 kb on - strand at 1253.181 kb on + strand at 1253.181 kb on + strand at 1253.181 kb on + strand at 1253.261 kb on - strand at 1253.289 kb on + strand, within IAI47_06160 at 1253.289 kb on + strand, within IAI47_06160 at 1253.289 kb on + strand, within IAI47_06160 at 1253.289 kb on + strand, within IAI47_06160 at 1253.289 kb on + strand, within IAI47_06160 at 1253.290 kb on - strand, within IAI47_06160 at 1253.290 kb on - strand, within IAI47_06160 at 1253.290 kb on - strand, within IAI47_06160 at 1253.293 kb on + strand, within IAI47_06160 at 1253.293 kb on + strand, within IAI47_06160 at 1253.293 kb on + strand, within IAI47_06160 at 1253.293 kb on + strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.294 kb on - strand, within IAI47_06160 at 1253.299 kb on - strand, within IAI47_06160 at 1253.299 kb on - strand, within IAI47_06160 at 1253.351 kb on - strand, within IAI47_06160 at 1253.373 kb on - strand, within IAI47_06160 at 1253.373 kb on - strand, within IAI47_06160 at 1253.390 kb on + strand, within IAI47_06160 at 1253.390 kb on + strand, within IAI47_06160 at 1253.391 kb on - strand, within IAI47_06160 at 1253.391 kb on - strand, within IAI47_06160 at 1253.475 kb on + strand, within IAI47_06160 at 1253.476 kb on - strand, within IAI47_06160 at 1253.609 kb on + strand, within IAI47_06160 at 1253.610 kb on - strand, within IAI47_06160 at 1253.610 kb on - strand, within IAI47_06160 at 1253.634 kb on + strand, within IAI47_06160 at 1253.635 kb on - strand, within IAI47_06160 at 1253.642 kb on + strand, within IAI47_06160 at 1253.642 kb on + strand, within IAI47_06160 at 1253.643 kb on - strand, within IAI47_06160 at 1253.678 kb on + strand, within IAI47_06160 at 1253.678 kb on + strand, within IAI47_06160 at 1253.678 kb on + strand, within IAI47_06160 at 1253.679 kb on - strand, within IAI47_06160 at 1253.708 kb on + strand, within IAI47_06160 at 1253.709 kb on - strand, within IAI47_06160 at 1253.746 kb on + strand, within IAI47_06160 at 1253.747 kb on - strand, within IAI47_06160 at 1253.747 kb on - strand, within IAI47_06160 at 1253.782 kb on + strand, within IAI47_06160 at 1253.782 kb on + strand, within IAI47_06160 at 1253.782 kb on + strand, within IAI47_06160 at 1253.783 kb on - strand, within IAI47_06160 at 1253.783 kb on - strand, within IAI47_06160 at 1253.821 kb on + strand, within IAI47_06160 at 1253.821 kb on + strand, within IAI47_06160 at 1253.821 kb on + strand, within IAI47_06160 at 1253.932 kb on + strand at 1253.932 kb on + strand at 1253.932 kb on + strand at 1253.932 kb on + strand at 1253.933 kb on - strand at 1253.933 kb on - strand at 1253.933 kb on - strand at 1253.933 kb on - strand at 1253.937 kb on + strand at 1253.938 kb on - strand at 1253.993 kb on + strand at 1254.002 kb on - strand at 1254.002 kb on - strand at 1254.009 kb on - strand at 1254.033 kb on + strand at 1254.033 kb on + strand at 1254.033 kb on + strand at 1254.033 kb on + strand at 1254.034 kb on - strand at 1254.034 kb on - strand at 1254.034 kb on - strand at 1254.034 kb on - strand at 1254.091 kb on + strand, within IAI47_06165 at 1254.095 kb on + strand, within IAI47_06165 at 1254.095 kb on + strand, within IAI47_06165 at 1254.095 kb on + strand, within IAI47_06165 at 1254.096 kb on - strand, within IAI47_06165 at 1254.096 kb on - strand, within IAI47_06165 at 1254.096 kb on - strand, within IAI47_06165 at 1254.117 kb on + strand, within IAI47_06165 at 1254.117 kb on + strand, within IAI47_06165 at 1254.117 kb on + strand, within IAI47_06165 at 1254.118 kb on - strand, within IAI47_06165 at 1254.118 kb on - strand, within IAI47_06165 at 1254.118 kb on - strand, within IAI47_06165 at 1254.174 kb on + strand, within IAI47_06165 at 1254.174 kb on + strand, within IAI47_06165 at 1254.174 kb on + strand, within IAI47_06165 at 1254.174 kb on + strand, within IAI47_06165 at 1254.174 kb on + strand, within IAI47_06165 at 1254.175 kb on - strand, within IAI47_06165 at 1254.250 kb on - strand, within IAI47_06165 at 1254.255 kb on + strand, within IAI47_06165 at 1254.256 kb on - strand, within IAI47_06165 at 1254.342 kb on - strand, within IAI47_06165 at 1254.422 kb on + strand, within IAI47_06165 at 1254.422 kb on + strand, within IAI47_06165 at 1254.422 kb on + strand, within IAI47_06165 at 1254.423 kb on - strand, within IAI47_06165 at 1254.447 kb on + strand, within IAI47_06165 at 1254.447 kb on + strand, within IAI47_06165 at 1254.447 kb on + strand, within IAI47_06165 at 1254.448 kb on - strand, within IAI47_06165 at 1254.485 kb on + strand, within IAI47_06165 at 1254.508 kb on - strand at 1254.523 kb on + strand at 1254.574 kb on + strand at 1254.574 kb on + strand at 1254.575 kb on - strand at 1254.575 kb on - strand at 1254.575 kb on - strand at 1254.576 kb on + strand at 1254.576 kb on + strand at 1254.576 kb on + strand at 1254.576 kb on + strand at 1254.576 kb on + strand at 1254.576 kb on + strand at 1254.577 kb on - strand at 1254.577 kb on - strand at 1254.577 kb on - strand at 1254.577 kb on - strand at 1254.577 kb on - strand at 1254.580 kb on + strand at 1254.580 kb on + strand at 1254.581 kb on - strand at 1254.589 kb on + strand at 1254.589 kb on + strand at 1254.589 kb on + strand at 1254.590 kb on - strand at 1254.590 kb on - strand at 1254.616 kb on + strand at 1254.736 kb on + strand, within IAI47_06170 at 1254.737 kb on - strand, within IAI47_06170 at 1254.737 kb on - strand, within IAI47_06170 at 1254.737 kb on - strand, within IAI47_06170 at 1254.737 kb on - strand, within IAI47_06170 at 1254.822 kb on + strand, within IAI47_06170 at 1254.823 kb on - strand, within IAI47_06170 at 1254.823 kb on - strand, within IAI47_06170 at 1254.823 kb on - strand, within IAI47_06170 at 1254.903 kb on - strand at 1254.935 kb on + strand at 1254.935 kb on + strand at 1254.958 kb on + strand at 1254.958 kb on + strand at 1254.980 kb on - strand
Per-strain Table
Position Strand Gene LocusTag Fraction Ying_sugar7 rep B; time point 1 remove 1,252,330 + +2.4 1,252,331 - -2.9 1,252,467 - IAI47_06155 0.13 +0.3 1,252,467 - IAI47_06155 0.13 +0.0 1,252,490 + IAI47_06155 0.16 -0.2 1,252,490 + IAI47_06155 0.16 +0.6 1,252,490 + IAI47_06155 0.16 +0.2 1,252,491 - IAI47_06155 0.16 -0.3 1,252,491 - IAI47_06155 0.16 -0.4 1,252,491 - IAI47_06155 0.16 -1.1 1,252,491 - IAI47_06155 0.16 +0.4 1,252,491 - IAI47_06155 0.16 +0.7 1,252,491 - IAI47_06155 0.16 -0.0 1,252,530 + IAI47_06155 0.21 +0.8 1,252,530 + IAI47_06155 0.21 -0.6 1,252,530 + IAI47_06155 0.21 -0.1 1,252,530 + IAI47_06155 0.21 -2.5 1,252,531 - IAI47_06155 0.21 -0.2 1,252,531 - IAI47_06155 0.21 -1.4 1,252,531 - IAI47_06155 0.21 -0.7 1,252,531 - IAI47_06155 0.21 +0.0 1,252,561 - IAI47_06155 0.24 -0.3 1,252,589 + IAI47_06155 0.28 -2.9 1,252,590 - IAI47_06155 0.28 -0.1 1,252,616 + IAI47_06155 0.31 +1.3 1,252,616 + IAI47_06155 0.31 -0.1 1,252,616 + IAI47_06155 0.31 -0.1 1,252,617 - IAI47_06155 0.31 +0.6 1,252,714 + IAI47_06155 0.43 +0.2 1,252,714 + IAI47_06155 0.43 -0.5 1,252,714 + IAI47_06155 0.43 -0.5 1,252,714 + IAI47_06155 0.43 -2.2 1,252,714 + IAI47_06155 0.43 +1.2 1,252,714 + IAI47_06155 0.43 +0.1 1,252,714 + IAI47_06155 0.43 -0.3 1,252,715 - IAI47_06155 0.43 +0.5 1,252,715 - IAI47_06155 0.43 +0.9 1,252,715 - IAI47_06155 0.43 +0.1 1,252,715 - IAI47_06155 0.43 +0.9 1,252,715 - IAI47_06155 0.43 +0.6 1,252,715 - IAI47_06155 0.43 -1.2 1,252,715 - IAI47_06155 0.43 +0.3 1,252,715 - IAI47_06155 0.43 -0.1 1,252,715 - IAI47_06155 0.43 -1.4 1,252,718 + IAI47_06155 0.44 +0.4 1,252,718 + IAI47_06155 0.44 -0.1 1,252,718 + IAI47_06155 0.44 -1.0 1,252,718 + IAI47_06155 0.44 -0.4 1,252,719 - IAI47_06155 0.44 -0.0 1,252,719 - IAI47_06155 0.44 +0.2 1,252,719 - IAI47_06155 0.44 +0.5 1,252,719 - IAI47_06155 0.44 -0.1 1,252,719 - IAI47_06155 0.44 -1.0 1,252,719 - IAI47_06155 0.44 -1.7 1,252,851 - IAI47_06155 0.60 +0.7 1,252,931 + IAI47_06155 0.69 -0.0 1,252,952 + IAI47_06155 0.72 -0.9 1,252,952 + IAI47_06155 0.72 +0.3 1,252,953 - IAI47_06155 0.72 +0.0 1,252,953 - IAI47_06155 0.72 -1.1 1,252,953 - IAI47_06155 0.72 -0.3 1,252,985 + IAI47_06155 0.76 +1.0 1,252,985 + IAI47_06155 0.76 +0.1 1,252,985 + IAI47_06155 0.76 -0.7 1,252,985 + IAI47_06155 0.76 +0.6 1,252,985 + IAI47_06155 0.76 +2.3 1,252,986 - IAI47_06155 0.76 +0.0 1,252,986 - IAI47_06155 0.76 -0.1 1,252,986 - IAI47_06155 0.76 -0.3 1,252,986 - IAI47_06155 0.76 -0.1 1,252,986 - IAI47_06155 0.76 -0.2 1,252,986 - IAI47_06155 0.76 -1.0 1,253,168 + -1.5 1,253,176 + -0.6 1,253,176 + +0.3 1,253,176 + -0.4 1,253,177 - +1.9 1,253,177 - +0.5 1,253,177 - +0.3 1,253,181 + -0.1 1,253,181 + -0.3 1,253,181 + -0.4 1,253,261 - -1.1 1,253,289 + IAI47_06160 0.12 +1.6 1,253,289 + IAI47_06160 0.12 +0.0 1,253,289 + IAI47_06160 0.12 +0.4 1,253,289 + IAI47_06160 0.12 +0.4 1,253,289 + IAI47_06160 0.12 -0.4 1,253,290 - IAI47_06160 0.12 -0.5 1,253,290 - IAI47_06160 0.12 -0.7 1,253,290 - IAI47_06160 0.12 +1.1 1,253,293 + IAI47_06160 0.13 +0.1 1,253,293 + IAI47_06160 0.13 -1.2 1,253,293 + IAI47_06160 0.13 -0.1 1,253,293 + IAI47_06160 0.13 +0.1 1,253,294 - IAI47_06160 0.13 -0.6 1,253,294 - IAI47_06160 0.13 -1.0 1,253,294 - IAI47_06160 0.13 -0.5 1,253,294 - IAI47_06160 0.13 +2.2 1,253,294 - IAI47_06160 0.13 -0.3 1,253,294 - IAI47_06160 0.13 -0.5 1,253,299 - IAI47_06160 0.13 -2.0 1,253,299 - IAI47_06160 0.13 +0.1 1,253,351 - IAI47_06160 0.20 -0.5 1,253,373 - IAI47_06160 0.23 -1.6 1,253,373 - IAI47_06160 0.23 +1.2 1,253,390 + IAI47_06160 0.25 -0.6 1,253,390 + IAI47_06160 0.25 +0.2 1,253,391 - IAI47_06160 0.25 -0.9 1,253,391 - IAI47_06160 0.25 +0.1 1,253,475 + IAI47_06160 0.35 -0.0 1,253,476 - IAI47_06160 0.35 +2.8 1,253,609 + IAI47_06160 0.52 -0.8 1,253,610 - IAI47_06160 0.52 +0.9 1,253,610 - IAI47_06160 0.52 -0.4 1,253,634 + IAI47_06160 0.55 -1.4 1,253,635 - IAI47_06160 0.55 +1.6 1,253,642 + IAI47_06160 0.56 +0.3 1,253,642 + IAI47_06160 0.56 -0.2 1,253,643 - IAI47_06160 0.56 -0.0 1,253,678 + IAI47_06160 0.60 -1.8 1,253,678 + IAI47_06160 0.60 -1.1 1,253,678 + IAI47_06160 0.60 -0.1 1,253,679 - IAI47_06160 0.61 -1.7 1,253,708 + IAI47_06160 0.64 -0.4 1,253,709 - IAI47_06160 0.64 -0.6 1,253,746 + IAI47_06160 0.69 -0.8 1,253,747 - IAI47_06160 0.69 -0.4 1,253,747 - IAI47_06160 0.69 -2.2 1,253,782 + IAI47_06160 0.73 -0.3 1,253,782 + IAI47_06160 0.73 +0.4 1,253,782 + IAI47_06160 0.73 -1.0 1,253,783 - IAI47_06160 0.74 -1.0 1,253,783 - IAI47_06160 0.74 -0.2 1,253,821 + IAI47_06160 0.78 +0.1 1,253,821 + IAI47_06160 0.78 -0.1 1,253,821 + IAI47_06160 0.78 +0.0 1,253,932 + -0.5 1,253,932 + -1.4 1,253,932 + -0.2 1,253,932 + -0.1 1,253,933 - +0.6 1,253,933 - -0.0 1,253,933 - +0.6 1,253,933 - +0.6 1,253,937 + -0.4 1,253,938 - -0.3 1,253,993 + -0.6 1,254,002 - +0.8 1,254,002 - -0.0 1,254,009 - +0.6 1,254,033 + +0.9 1,254,033 + -0.4 1,254,033 + +1.2 1,254,033 + +1.4 1,254,034 - +0.4 1,254,034 - -0.7 1,254,034 - -1.0 1,254,034 - +1.1 1,254,091 + IAI47_06165 0.14 +0.8 1,254,095 + IAI47_06165 0.15 -0.4 1,254,095 + IAI47_06165 0.15 +0.4 1,254,095 + IAI47_06165 0.15 +0.8 1,254,096 - IAI47_06165 0.15 +0.0 1,254,096 - IAI47_06165 0.15 -0.7 1,254,096 - IAI47_06165 0.15 +0.1 1,254,117 + IAI47_06165 0.19 -2.4 1,254,117 + IAI47_06165 0.19 -1.0 1,254,117 + IAI47_06165 0.19 -0.8 1,254,118 - IAI47_06165 0.19 +1.2 1,254,118 - IAI47_06165 0.19 +0.3 1,254,118 - IAI47_06165 0.19 -2.2 1,254,174 + IAI47_06165 0.29 +0.5 1,254,174 + IAI47_06165 0.29 +0.2 1,254,174 + IAI47_06165 0.29 -1.1 1,254,174 + IAI47_06165 0.29 +3.2 1,254,174 + IAI47_06165 0.29 +0.6 1,254,175 - IAI47_06165 0.29 +0.3 1,254,250 - IAI47_06165 0.43 +0.2 1,254,255 + IAI47_06165 0.44 +0.2 1,254,256 - IAI47_06165 0.44 +0.0 1,254,342 - IAI47_06165 0.60 +0.6 1,254,422 + IAI47_06165 0.75 +0.4 1,254,422 + IAI47_06165 0.75 +0.2 1,254,422 + IAI47_06165 0.75 -0.4 1,254,423 - IAI47_06165 0.75 -0.6 1,254,447 + IAI47_06165 0.79 -0.3 1,254,447 + IAI47_06165 0.79 +1.3 1,254,447 + IAI47_06165 0.79 +0.9 1,254,448 - IAI47_06165 0.79 -0.5 1,254,485 + IAI47_06165 0.86 +0.7 1,254,508 - +0.0 1,254,523 + -0.6 1,254,574 + -0.7 1,254,574 + -1.3 1,254,575 - +1.4 1,254,575 - -0.6 1,254,575 - +1.6 1,254,576 + +1.1 1,254,576 + +0.8 1,254,576 + +0.1 1,254,576 + -0.1 1,254,576 + +0.1 1,254,576 + -1.7 1,254,577 - -0.4 1,254,577 - -0.6 1,254,577 - +0.9 1,254,577 - +0.4 1,254,577 - +0.1 1,254,580 + +1.5 1,254,580 + +0.8 1,254,581 - -0.4 1,254,589 + +2.2 1,254,589 + +0.2 1,254,589 + -1.4 1,254,590 - -1.8 1,254,590 - +0.0 1,254,616 + +0.4 1,254,736 + IAI47_06170 0.50 -0.9 1,254,737 - IAI47_06170 0.51 +1.6 1,254,737 - IAI47_06170 0.51 -1.6 1,254,737 - IAI47_06170 0.51 -0.8 1,254,737 - IAI47_06170 0.51 +0.0 1,254,822 + IAI47_06170 0.80 +2.0 1,254,823 - IAI47_06170 0.81 -0.1 1,254,823 - IAI47_06170 0.81 +1.3 1,254,823 - IAI47_06170 0.81 -0.8 1,254,903 - -3.0 1,254,935 + -0.1 1,254,935 + +0.0 1,254,958 + -1.4 1,254,958 + -1.4 1,254,980 - +0.2
Or see this region's nucleotide sequence