Toolyard

XmaI Recognition Site


XmaI at a glance

5' C|CCGGG 3'
3' GGGCC|C 5'
Recognition site5'-CCCGGG-3'
CutC^CCGGG
Endsa 4-base 5' overhang (CCGG)
Expected frequencyabout once every 4,096 bp in random DNA
Compatible endsAgeI
Same siteSmaI (CCC^GGG)

How to find XmaI sites in a sequence

  1. Paste a DNA sequence or FASTA record into the box above. XmaI is already entered under Only these enzymes.
  2. Tick Circular DNA for a plasmid, so a site that spans the end and the start is found.
  3. The map marks each XmaI cut with its position. Copy or download the output below it.

Frequently asked questions

What sequence does XmaI cut?

XmaI recognizes CCCGGG (written 5' to 3') and cuts the top strand at C^CCGGG.

Does XmaI leave sticky or blunt ends?

Sticky ends: a 4-base 5' overhang (CCGG).

Which enzymes leave ends compatible with XmaI?

AgeI. Their overhangs are the same, so the ends can be ligated to each other.

How often does XmaI cut?

A site like CCCGGG turns up about once every 4,096 bp in random DNA. Real sequences vary, so check yours above.

Restriction enzymes

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