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--- bio:tools:codonopttable [2010/02/15 10:32] – 172.26.0.166
+++ bio:tools:codonopttable [2010/05/22 14:19] – external edit 127.0.0.1
@@ Line 187: / Line 187: @@
 codon($sequence); </code>
 <note warning> Note: You have to edit the paths to suite your setup. </note>
+==== Usefull ReGex ====
+----
+Merge sequence lines using sed:
+<code>$ grep -v Tp sequence | tr -d "\n" > new_sequence_file</code>
+<code>$ grep -o <pattern> </code> This will grep only the part of matching line that matching the pattern eg How many occurence of "ATCG"  in a sequence?