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CroV Top2 Intein
Intein Name CroV Top2
Prototype Allele
Extein Name DNA Topoisomerase IIA
Intein Class Theoretical
Organism Name Cafeteria roenbergensis virus BV-PW1
Organism Description taxon:693272, Giant virus infecting marine heterotrophic nanoflagellate
Domain of Life Eucarya
Endonuclease Activity
Endo Motif DOD
Location in Extein K140
Insert Site Comments Top2-a
Intein Size (aa) 387
Intein N-terminal GGMNGLGSK/C
Intein C-terminal HN/CSNVWSKKFE
Accession No. ADO67359 in NCBI/protein,locus_tag="crov325
Intein aa Sequence >ADO67359.1 GI:309386499 | CroV Top2 intein (including -1 and +1 extein residues)
KCISSDTNVLIWNSKISKKAKDIQIGDILVGDDGNKRNVIDVSFGKGQMYKIIQSKGENYSVNNNHTLTLMMPLHKVISN
SNNKLKLLWWDNVYKIIKSKPIDVQENKISDDEILLNSVYHDRTKHYRKVRKESQIYTLAEIDQLNLSDEIKKEIIDLCN
TIPDENVFDINIQDYMNLDKTTQTYLIGVSGKCINYPYKSVNIDPYLLGLWIGEDCSHNSKIYLNNRVNLNMYKLKSKGI
PDDYLYNNKYIRESVLAGIIDKKGSVVRNGTKIIIEQKLSNKELINDIIYLAQSLGFVCSTANINKTITTTGVTHSDNIK
TIYITGNLASIPVLREKNKCINPTNFNILDSPGYITVEKDGIGDYVSITVDTTTNQRFLINDFTVTHNC
Block A CISSDTNVLIWNS 13
Block B GENYSVNNNHTLTL 69
Block C LLGLWIGED 214
Block D SKGIPDDY 243
Block E VLAGIIDKKG 263
Block H LSNKELINDIIYLAQSLGF 296
Block F DYVSITVDTTTNQRFL 378
Block G DFTVTHNC 388
Initially Contributed by Matthias G. Fischer
Contributor's Address University of British Columbia
6339 Stores Road
Vancouver, BC, Canada
V6T 1Z4
Contributor's Phone No.
Contributor's FAX No.
Contributor's Email address mfischer@eos.ubc.ca
Independently Found By
Comments The positioning of Endo Block C relative to other blocks is very different than in other intein DOD endos (FP).
Date Submitted 11/24/2010
References Fischer 2010

Last database update: 11/05/10

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