Experiment: m.b. Chloride 750 mM
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 CA264_12360 and CA264_12365 are separated by 82 nucleotides CA264_12365 and CA264_12370 are separated by 1 nucleotides CA264_12370 and CA264_12375 overlap by 20 nucleotides
CA264_12360: CA264_12360 - hypothetical protein, at 2,879,160 to 2,880,362
_12360
CA264_12365: CA264_12365 - asparagine synthetase B, at 2,880,445 to 2,882,280
_12365
CA264_12370: CA264_12370 - hypothetical protein, at 2,882,282 to 2,883,262
_12370
CA264_12375: CA264_12375 - hypothetical protein, at 2,883,243 to 2,884,361
_12375
Position (kb)
2880
2881
2882
2883 Strain fitness (log2 ratio)
-4
-3
-2
-1
0
1
2 at 2880.365 kb on + strand at 2880.365 kb on + strand at 2880.379 kb on - strand at 2880.419 kb on - strand at 2880.443 kb on - strand at 2880.465 kb on + strand at 2880.466 kb on - strand at 2880.467 kb on + strand at 2880.467 kb on + strand at 2880.467 kb on + strand at 2880.467 kb on + strand at 2880.467 kb on + strand at 2880.473 kb on - strand at 2880.525 kb on + strand at 2880.529 kb on + strand at 2880.529 kb on + strand at 2880.530 kb on - strand at 2880.530 kb on - strand at 2880.561 kb on + strand at 2880.568 kb on + strand at 2880.571 kb on + strand at 2880.572 kb on - strand at 2880.580 kb on - strand at 2880.582 kb on - strand at 2880.605 kb on + strand at 2880.612 kb on + strand at 2880.627 kb on + strand at 2880.627 kb on + strand at 2880.628 kb on - strand at 2880.633 kb on + strand, within CA264_12365 at 2880.755 kb on - strand, within CA264_12365 at 2880.796 kb on - strand, within CA264_12365 at 2880.821 kb on - strand, within CA264_12365 at 2880.841 kb on + strand, within CA264_12365 at 2880.841 kb on + strand, within CA264_12365 at 2880.841 kb on + strand, within CA264_12365 at 2880.841 kb on + strand, within CA264_12365 at 2880.842 kb on - strand, within CA264_12365 at 2880.843 kb on + strand, within CA264_12365 at 2880.844 kb on - strand, within CA264_12365 at 2880.847 kb on + strand, within CA264_12365 at 2880.864 kb on + strand, within CA264_12365 at 2880.864 kb on + strand, within CA264_12365 at 2880.864 kb on + strand at 2880.866 kb on + strand, within CA264_12365 at 2880.866 kb on + strand, within CA264_12365 at 2880.898 kb on + strand at 2880.898 kb on + strand, within CA264_12365 at 2880.899 kb on - strand, within CA264_12365 at 2880.899 kb on - strand, within CA264_12365 at 2880.907 kb on + strand, within CA264_12365 at 2880.940 kb on + strand, within CA264_12365 at 2880.988 kb on - strand, within CA264_12365 at 2881.000 kb on + strand, within CA264_12365 at 2881.001 kb on - strand, within CA264_12365 at 2881.008 kb on + strand, within CA264_12365 at 2881.044 kb on + strand, within CA264_12365 at 2881.048 kb on + strand, within CA264_12365 at 2881.070 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.076 kb on + strand, within CA264_12365 at 2881.077 kb on - strand, within CA264_12365 at 2881.077 kb on - strand at 2881.077 kb on - strand, within CA264_12365 at 2881.077 kb on - strand, within CA264_12365 at 2881.077 kb on - strand, within CA264_12365 at 2881.077 kb on - strand, within CA264_12365 at 2881.077 kb on - strand, within CA264_12365 at 2881.117 kb on + strand, within CA264_12365 at 2881.118 kb on - strand, within CA264_12365 at 2881.125 kb on + strand, within CA264_12365 at 2881.176 kb on + strand, within CA264_12365 at 2881.178 kb on + strand at 2881.178 kb on + strand, within CA264_12365 at 2881.178 kb on + strand, within CA264_12365 at 2881.178 kb on + strand, within CA264_12365 at 2881.179 kb on - strand, within CA264_12365 at 2881.179 kb on - strand, within CA264_12365 at 2881.179 kb on - strand, within CA264_12365 at 2881.179 kb on - strand at 2881.179 kb on - strand, within CA264_12365 at 2881.179 kb on - strand, within CA264_12365 at 2881.233 kb on + strand, within CA264_12365 at 2881.233 kb on + strand, within CA264_12365 at 2881.233 kb on + strand, within CA264_12365 at 2881.234 kb on - strand, within CA264_12365 at 2881.254 kb on + strand, within CA264_12365 at 2881.258 kb on + strand, within CA264_12365 at 2881.262 kb on + strand, within CA264_12365 at 2881.262 kb on + strand, within CA264_12365 at 2881.265 kb on + strand, within CA264_12365 at 2881.265 kb on + strand, within CA264_12365 at 2881.290 kb on + strand, within CA264_12365 at 2881.304 kb on + strand, within CA264_12365 at 2881.304 kb on + strand, within CA264_12365 at 2881.305 kb on - strand at 2881.312 kb on - strand, within CA264_12365 at 2881.336 kb on + strand, within CA264_12365 at 2881.341 kb on + strand, within CA264_12365 at 2881.375 kb on - strand, within CA264_12365 at 2881.375 kb on - strand, within CA264_12365 at 2881.386 kb on + strand at 2881.418 kb on + strand, within CA264_12365 at 2881.451 kb on - strand, within CA264_12365 at 2881.528 kb on + strand, within CA264_12365 at 2881.628 kb on + strand, within CA264_12365 at 2881.629 kb on - strand, within CA264_12365 at 2881.629 kb on - strand, within CA264_12365 at 2881.637 kb on - strand, within CA264_12365 at 2881.665 kb on + strand, within CA264_12365 at 2881.665 kb on + strand, within CA264_12365 at 2881.665 kb on + strand, within CA264_12365 at 2881.679 kb on - strand, within CA264_12365 at 2881.679 kb on - strand, within CA264_12365 at 2881.684 kb on + strand, within CA264_12365 at 2881.685 kb on - strand, within CA264_12365 at 2881.685 kb on - strand, within CA264_12365 at 2881.687 kb on - strand, within CA264_12365 at 2881.695 kb on + strand, within CA264_12365 at 2881.716 kb on - strand, within CA264_12365 at 2881.719 kb on + strand, within CA264_12365 at 2881.745 kb on + strand, within CA264_12365 at 2881.745 kb on + strand, within CA264_12365 at 2881.747 kb on + strand, within CA264_12365 at 2881.747 kb on + strand, within CA264_12365 at 2881.748 kb on - strand, within CA264_12365 at 2881.748 kb on - strand, within CA264_12365 at 2881.748 kb on - strand, within CA264_12365 at 2881.752 kb on + strand, within CA264_12365 at 2881.784 kb on - strand, within CA264_12365 at 2881.787 kb on + strand, within CA264_12365 at 2881.787 kb on + strand, within CA264_12365 at 2881.788 kb on - strand at 2881.790 kb on - strand, within CA264_12365 at 2881.790 kb on - strand, within CA264_12365 at 2881.791 kb on + strand, within CA264_12365 at 2881.792 kb on - strand, within CA264_12365 at 2881.792 kb on - strand, within CA264_12365 at 2881.839 kb on - strand, within CA264_12365 at 2881.842 kb on + strand, within CA264_12365 at 2881.842 kb on + strand, within CA264_12365 at 2881.842 kb on + strand, within CA264_12365 at 2881.843 kb on - strand, within CA264_12365 at 2881.843 kb on - strand, within CA264_12365 at 2881.864 kb on - strand, within CA264_12365 at 2881.865 kb on + strand, within CA264_12365 at 2881.865 kb on + strand, within CA264_12365 at 2881.865 kb on + strand, within CA264_12365 at 2881.865 kb on + strand, within CA264_12365 at 2881.983 kb on + strand, within CA264_12365 at 2881.985 kb on + strand, within CA264_12365 at 2881.985 kb on + strand, within CA264_12365 at 2881.985 kb on + strand at 2882.136 kb on + strand at 2882.137 kb on - strand at 2882.137 kb on - strand at 2882.185 kb on + strand at 2882.186 kb on - strand at 2882.212 kb on + strand at 2882.213 kb on - strand at 2882.235 kb on + strand at 2882.235 kb on + strand at 2882.235 kb on + strand at 2882.284 kb on - strand at 2882.284 kb on - strand at 2882.334 kb on - strand at 2882.342 kb on - strand at 2882.346 kb on - strand at 2882.371 kb on + strand at 2882.405 kb on + strand, within CA264_12370 at 2882.405 kb on + strand, within CA264_12370 at 2882.412 kb on + strand at 2882.417 kb on + strand, within CA264_12370 at 2882.461 kb on + strand, within CA264_12370 at 2882.474 kb on + strand at 2882.475 kb on - strand, within CA264_12370 at 2882.475 kb on - strand, within CA264_12370 at 2882.492 kb on - strand, within CA264_12370 at 2882.492 kb on - strand at 2882.497 kb on - strand, within CA264_12370 at 2882.566 kb on - strand, within CA264_12370 at 2882.566 kb on - strand, within CA264_12370 at 2882.625 kb on + strand, within CA264_12370 at 2882.631 kb on + strand, within CA264_12370 at 2882.631 kb on + strand, within CA264_12370 at 2882.632 kb on - strand, within CA264_12370 at 2882.645 kb on + strand, within CA264_12370 at 2882.657 kb on - strand, within CA264_12370 at 2882.680 kb on - strand, within CA264_12370 at 2882.698 kb on + strand, within CA264_12370 at 2882.698 kb on + strand, within CA264_12370 at 2882.698 kb on + strand, within CA264_12370 at 2882.699 kb on - strand, within CA264_12370 at 2882.699 kb on - strand, within CA264_12370 at 2882.702 kb on + strand, within CA264_12370 at 2882.702 kb on + strand, within CA264_12370 at 2882.772 kb on + strand, within CA264_12370 at 2882.772 kb on + strand, within CA264_12370 at 2882.773 kb on - strand, within CA264_12370 at 2882.773 kb on - strand at 2882.790 kb on - strand, within CA264_12370 at 2882.790 kb on - strand, within CA264_12370 at 2882.801 kb on - strand, within CA264_12370 at 2882.801 kb on - strand, within CA264_12370 at 2882.816 kb on + strand, within CA264_12370 at 2882.818 kb on + strand, within CA264_12370 at 2882.818 kb on + strand, within CA264_12370 at 2882.818 kb on + strand, within CA264_12370 at 2882.819 kb on - strand, within CA264_12370 at 2882.829 kb on - strand, within CA264_12370 at 2882.844 kb on - strand, within CA264_12370 at 2882.896 kb on + strand, within CA264_12370 at 2882.897 kb on - strand, within CA264_12370 at 2882.900 kb on - strand at 2882.902 kb on - strand, within CA264_12370 at 2882.966 kb on + strand, within CA264_12370 at 2882.967 kb on - strand, within CA264_12370 at 2882.968 kb on + strand, within CA264_12370 at 2882.969 kb on - strand, within CA264_12370 at 2882.982 kb on + strand, within CA264_12370 at 2883.014 kb on - strand, within CA264_12370 at 2883.031 kb on + strand, within CA264_12370 at 2883.031 kb on + strand, within CA264_12370 at 2883.032 kb on - strand, within CA264_12370 at 2883.038 kb on - strand, within CA264_12370 at 2883.077 kb on + strand, within CA264_12370 at 2883.077 kb on + strand, within CA264_12370 at 2883.082 kb on + strand, within CA264_12370 at 2883.082 kb on + strand, within CA264_12370 at 2883.115 kb on + strand, within CA264_12370 at 2883.116 kb on - strand, within CA264_12370 at 2883.127 kb on + strand, within CA264_12370 at 2883.159 kb on - strand, within CA264_12370 at 2883.178 kb on + strand at 2883.182 kb on + strand at 2883.240 kb on - strand at 2883.240 kb on - strand at 2883.240 kb on - strand at 2883.247 kb on - strand at 2883.271 kb on + strand
Per-strain Table
Position Strand Gene LocusTag Fraction m.b. Chloride 750 mM remove 2,880,365 + -0.8 2,880,365 + -0.6 2,880,379 - -0.4 2,880,419 - +0.0 2,880,443 - -0.6 2,880,465 + -2.3 2,880,466 - -1.1 2,880,467 + -0.8 2,880,467 + -0.8 2,880,467 + -2.0 2,880,467 + +0.8 2,880,467 + -3.5 2,880,473 - -0.8 2,880,525 + -1.0 2,880,529 + -2.8 2,880,529 + +0.4 2,880,530 - +0.8 2,880,530 - -3.1 2,880,561 + -1.6 2,880,568 + -2.6 2,880,571 + -2.3 2,880,572 - -4.5 2,880,580 - -2.6 2,880,582 - +1.4 2,880,605 + -3.8 2,880,612 + -2.5 2,880,627 + +0.4 2,880,627 + -2.4 2,880,628 - -1.1 2,880,633 + CA264_12365 0.10 -2.3 2,880,755 - CA264_12365 0.17 -2.7 2,880,796 - CA264_12365 0.19 -4.2 2,880,821 - CA264_12365 0.20 -3.0 2,880,841 + CA264_12365 0.22 -2.5 2,880,841 + CA264_12365 0.22 -2.2 2,880,841 + CA264_12365 0.22 -1.4 2,880,841 + CA264_12365 0.22 -1.2 2,880,842 - CA264_12365 0.22 -2.6 2,880,843 + CA264_12365 0.22 -0.2 2,880,844 - CA264_12365 0.22 -2.3 2,880,847 + CA264_12365 0.22 -1.8 2,880,864 + CA264_12365 0.23 -2.8 2,880,864 + CA264_12365 0.23 -0.4 2,880,864 + +0.1 2,880,866 + CA264_12365 0.23 -1.2 2,880,866 + CA264_12365 0.23 -3.0 2,880,898 + +0.1 2,880,898 + CA264_12365 0.25 -0.8 2,880,899 - CA264_12365 0.25 -1.6 2,880,899 - CA264_12365 0.25 -1.3 2,880,907 + CA264_12365 0.25 -1.4 2,880,940 + CA264_12365 0.27 +0.8 2,880,988 - CA264_12365 0.30 -0.2 2,881,000 + CA264_12365 0.30 -3.6 2,881,001 - CA264_12365 0.30 -2.7 2,881,008 + CA264_12365 0.31 -1.1 2,881,044 + CA264_12365 0.33 -3.5 2,881,048 + CA264_12365 0.33 -0.6 2,881,070 + CA264_12365 0.34 -1.6 2,881,076 + CA264_12365 0.34 -1.9 2,881,076 + CA264_12365 0.34 -3.1 2,881,076 + CA264_12365 0.34 -1.2 2,881,076 + CA264_12365 0.34 -2.1 2,881,076 + CA264_12365 0.34 +0.4 2,881,076 + CA264_12365 0.34 -1.2 2,881,076 + CA264_12365 0.34 -2.0 2,881,077 - CA264_12365 0.34 -0.7 2,881,077 - +0.4 2,881,077 - CA264_12365 0.34 -3.1 2,881,077 - CA264_12365 0.34 -2.1 2,881,077 - CA264_12365 0.34 -3.4 2,881,077 - CA264_12365 0.34 +0.1 2,881,077 - CA264_12365 0.34 -1.3 2,881,117 + CA264_12365 0.37 -3.3 2,881,118 - CA264_12365 0.37 -0.6 2,881,125 + CA264_12365 0.37 -4.2 2,881,176 + CA264_12365 0.40 -2.4 2,881,178 + +0.4 2,881,178 + CA264_12365 0.40 -2.1 2,881,178 + CA264_12365 0.40 -0.2 2,881,178 + CA264_12365 0.40 -1.5 2,881,179 - CA264_12365 0.40 -1.6 2,881,179 - CA264_12365 0.40 -2.6 2,881,179 - CA264_12365 0.40 -4.2 2,881,179 - +0.4 2,881,179 - CA264_12365 0.40 +0.8 2,881,179 - CA264_12365 0.40 -1.8 2,881,233 + CA264_12365 0.43 -2.6 2,881,233 + CA264_12365 0.43 -3.6 2,881,233 + CA264_12365 0.43 -0.8 2,881,234 - CA264_12365 0.43 -1.8 2,881,254 + CA264_12365 0.44 -2.9 2,881,258 + CA264_12365 0.44 -2.1 2,881,262 + CA264_12365 0.44 -1.3 2,881,262 + CA264_12365 0.44 -2.7 2,881,265 + CA264_12365 0.45 -1.2 2,881,265 + CA264_12365 0.45 -1.2 2,881,290 + CA264_12365 0.46 -0.2 2,881,304 + CA264_12365 0.47 -3.0 2,881,304 + CA264_12365 0.47 -1.3 2,881,305 - +0.8 2,881,312 - CA264_12365 0.47 -3.7 2,881,336 + CA264_12365 0.49 -1.4 2,881,341 + CA264_12365 0.49 -1.7 2,881,375 - CA264_12365 0.51 -3.2 2,881,375 - CA264_12365 0.51 +1.4 2,881,386 + +1.4 2,881,418 + CA264_12365 0.53 -2.1 2,881,451 - CA264_12365 0.55 -2.8 2,881,528 + CA264_12365 0.59 -3.0 2,881,628 + CA264_12365 0.64 -1.2 2,881,629 - CA264_12365 0.64 -2.5 2,881,629 - CA264_12365 0.64 -3.0 2,881,637 - CA264_12365 0.65 -3.2 2,881,665 + CA264_12365 0.66 -1.8 2,881,665 + CA264_12365 0.66 -2.3 2,881,665 + CA264_12365 0.66 -1.1 2,881,679 - CA264_12365 0.67 -3.2 2,881,679 - CA264_12365 0.67 -2.1 2,881,684 + CA264_12365 0.67 -1.1 2,881,685 - CA264_12365 0.68 -0.4 2,881,685 - CA264_12365 0.68 -1.8 2,881,687 - CA264_12365 0.68 -3.3 2,881,695 + CA264_12365 0.68 -1.9 2,881,716 - CA264_12365 0.69 +0.4 2,881,719 + CA264_12365 0.69 -2.7 2,881,745 + CA264_12365 0.71 -1.5 2,881,745 + CA264_12365 0.71 -2.6 2,881,747 + CA264_12365 0.71 -1.8 2,881,747 + CA264_12365 0.71 -2.1 2,881,748 - CA264_12365 0.71 -2.7 2,881,748 - CA264_12365 0.71 -3.2 2,881,748 - CA264_12365 0.71 -0.9 2,881,752 + CA264_12365 0.71 -1.7 2,881,784 - CA264_12365 0.73 -1.8 2,881,787 + CA264_12365 0.73 -2.7 2,881,787 + CA264_12365 0.73 -1.4 2,881,788 - +0.8 2,881,790 - CA264_12365 0.73 -2.1 2,881,790 - CA264_12365 0.73 -3.2 2,881,791 + CA264_12365 0.73 +1.0 2,881,792 - CA264_12365 0.73 -2.5 2,881,792 - CA264_12365 0.73 -1.8 2,881,839 - CA264_12365 0.76 -1.7 2,881,842 + CA264_12365 0.76 -2.8 2,881,842 + CA264_12365 0.76 -1.7 2,881,842 + CA264_12365 0.76 -3.1 2,881,843 - CA264_12365 0.76 -0.3 2,881,843 - CA264_12365 0.76 +0.1 2,881,864 - CA264_12365 0.77 -0.8 2,881,865 + CA264_12365 0.77 -1.9 2,881,865 + CA264_12365 0.77 -2.3 2,881,865 + CA264_12365 0.77 -1.8 2,881,865 + CA264_12365 0.77 +0.8 2,881,983 + CA264_12365 0.84 +0.1 2,881,985 + CA264_12365 0.84 -2.5 2,881,985 + CA264_12365 0.84 -1.7 2,881,985 + +1.4 2,882,136 + -1.1 2,882,137 - -2.3 2,882,137 - -1.3 2,882,185 + -1.4 2,882,186 - -1.1 2,882,212 + -0.4 2,882,213 - -2.7 2,882,235 + -1.8 2,882,235 + -0.8 2,882,235 + -2.1 2,882,284 - +0.1 2,882,284 - -2.2 2,882,334 - -1.2 2,882,342 - -1.1 2,882,346 - -1.9 2,882,371 + +1.8 2,882,405 + CA264_12370 0.13 -0.8 2,882,405 + CA264_12370 0.13 +0.0 2,882,412 + +0.8 2,882,417 + CA264_12370 0.14 +0.1 2,882,461 + CA264_12370 0.18 -2.2 2,882,474 + +0.1 2,882,475 - CA264_12370 0.20 -1.7 2,882,475 - CA264_12370 0.20 +0.4 2,882,492 - CA264_12370 0.21 -1.5 2,882,492 - +0.4 2,882,497 - CA264_12370 0.22 -0.5 2,882,566 - CA264_12370 0.29 -2.2 2,882,566 - CA264_12370 0.29 -1.7 2,882,625 + CA264_12370 0.35 +0.5 2,882,631 + CA264_12370 0.36 -1.1 2,882,631 + CA264_12370 0.36 -0.4 2,882,632 - CA264_12370 0.36 -1.9 2,882,645 + CA264_12370 0.37 -0.8 2,882,657 - CA264_12370 0.38 +1.7 2,882,680 - CA264_12370 0.41 -0.7 2,882,698 + CA264_12370 0.42 +0.1 2,882,698 + CA264_12370 0.42 -1.1 2,882,698 + CA264_12370 0.42 -1.2 2,882,699 - CA264_12370 0.43 +2.0 2,882,699 - CA264_12370 0.43 -0.3 2,882,702 + CA264_12370 0.43 -0.3 2,882,702 + CA264_12370 0.43 -0.9 2,882,772 + CA264_12370 0.50 -0.6 2,882,772 + CA264_12370 0.50 +0.3 2,882,773 - CA264_12370 0.50 -1.2 2,882,773 - +0.8 2,882,790 - CA264_12370 0.52 -1.2 2,882,790 - CA264_12370 0.52 -1.1 2,882,801 - CA264_12370 0.53 -1.4 2,882,801 - CA264_12370 0.53 +0.6 2,882,816 + CA264_12370 0.54 +0.1 2,882,818 + CA264_12370 0.55 -0.4 2,882,818 + CA264_12370 0.55 -0.8 2,882,818 + CA264_12370 0.55 +0.3 2,882,819 - CA264_12370 0.55 -0.2 2,882,829 - CA264_12370 0.56 -1.1 2,882,844 - CA264_12370 0.57 -1.7 2,882,896 + CA264_12370 0.63 -1.0 2,882,897 - CA264_12370 0.63 -0.8 2,882,900 - +1.4 2,882,902 - CA264_12370 0.63 -0.6 2,882,966 + CA264_12370 0.70 +0.2 2,882,967 - CA264_12370 0.70 -0.2 2,882,968 + CA264_12370 0.70 -0.9 2,882,969 - CA264_12370 0.70 -1.3 2,882,982 + CA264_12370 0.71 -0.4 2,883,014 - CA264_12370 0.75 -0.3 2,883,031 + CA264_12370 0.76 -0.6 2,883,031 + CA264_12370 0.76 -0.1 2,883,032 - CA264_12370 0.76 -1.0 2,883,038 - CA264_12370 0.77 -2.1 2,883,077 + CA264_12370 0.81 +0.5 2,883,077 + CA264_12370 0.81 -1.1 2,883,082 + CA264_12370 0.82 -0.7 2,883,082 + CA264_12370 0.82 -0.2 2,883,115 + CA264_12370 0.85 -0.3 2,883,116 - CA264_12370 0.85 -2.0 2,883,127 + CA264_12370 0.86 +0.3 2,883,159 - CA264_12370 0.89 -0.6 2,883,178 + +1.4 2,883,182 + -0.2 2,883,240 - +1.4 2,883,240 - +0.0 2,883,240 - +1.8 2,883,247 - -1.0 2,883,271 + -0.4
Or see this region's nucleotide sequence