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Sequence Logo Generator

An online tool for creating sequence logo diagrams of biological sequence alignments.

Paste your FASTA alignment into the text box below and the tool will generate the sequence logo. Both amino acid (protein) and nucleotide (DNA/RNA) sequences are supported.

Sequence alignment

>dinD 32->52
aactgtatataaatacagtt
>dinG 15->35 
tattggctgtttatacagta
>dinH 77->97
tcctgttaatccatacagca
>dinI 19->39
acctgtataaataaccagta
>lexA-1 28->48
tgctgtatatactcacagca
>lexA-2 7->27
aactgtatatacacccaggg
>polB(dinA) 53->73
gactgtataaaaccacagcc
>recA 59->79
tactgtatgagcatacagta
>recN-1 49->69
tactgtatataaaaccagtt
>recN-2 27->47
tactgtacacaataacagta
>recN-3 9-29
TCCTGTATGAAAAACCATTA
>ruvAB 49->69
cgctggatatctatccagca
>sosC 18->38
tactgatgatatatacaggt
>sosD 14->34
cactggatagataaccagca
>sulA 22->42
tactgtacatccatacagta
>umuDC 20->40
tactgtatataaaaacagta
>uvrA 83->103 
tactgtatattcattcaggt
>uvrB 75->95
aactgtttttttatccagta
>uvrD 57->77
atctgtatatatacccagct1
>dinD 32->52
2
aactgtatataaatacagtt
3
>dinG 15->35 
4
tattggctgtttatacagta
5
>dinH 77->97
6
tcctgttaatccatacagca
7
>dinI 19->39
8
acctgtataaataaccagta
9
>lexA-1 28->48
10
tgctgtatatactcacagca
11
>lexA-2 7->27
12
aactgtatatacacccaggg
13
>polB(dinA) 53->73
14
gactgtataaaaccacagcc
15
>recA 59->79
16
tactgtatgagcatacagta
17
>recN-1 49->69
18
tactgtatataaaaccagtt
19
>recN-2 27->47
20
tactgtacacaataacagta
21
>recN-3 9-29
22
TCCTGTATGAAAAACCATTA
23
>ruvAB 49->69
24
cgctggatatctatccagca
25
>sosC 18->38
26
tactgatgatatatacaggt
27
>sosD 14->34
28
cactggatagataaccagca
29
>sulA 22->42
30
tactgtacatccatacagta
31
>umuDC 20->40
32
tactgtatataaaaacagta
33
>uvrA 83->103 
34
tactgtatattcattcaggt
35
>uvrB 75->95
36
aactgtttttttatccagta
37
>uvrD 57->77
38
atctgtatatatacccagct

Paste the alignment in the FASTA format.

Formatting options

X axis

Y axis

Error bars

Monochrome

Preview

You can save the result as EPS, PDF, or SVG.

Sequence Logo Generator

See also