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Pfu RtcB (Pfu Hyp-2) Intein
Intein Name Pfu RtcB (Pfu Hyp-2)
Prototype Allele Mja RtcB
Extein Name RNA terminal phosphate cyclase operon orfB
Intein Class Theoretical
Organism Name Pyrococcus furiosus
Organism Description Thermophile, taxon:186497, DSM3638
Domain of Life Archaea
Endonuclease Activity
Endo Motif DOD
Location in Extein N97
Insert Site Comments rtcB-a
Intein Size (aa) 380
Intein N-terminal SPGGIGYDIN/C
Intein C-terminal HN/CGVRLIRTNL
Accession No. AAL81739.1 in NCBI/protein, PF1615
Intein aa Sequence >gi|18893765|gb|AAL81739.1|[18893765] Pfu RtcB (Pfu Hyp-2) intein (including -1 and +1 extein residues)
NCLAPGTKVLTEHGYWLKIEEMPEKFKLQRLRLYNIEEGHNDFSRVAFVAERNIEKDETA
IRIVTETGTLIEGSEDHPVLTPQGYVYLKNIKEGDYVIVYPFEGVPYEEKKGIIIDESAF
EGEDPQvIKFLKERNLLPLRWEDPKIGTLARILGFALGDGHLGEMGGRLVLAFYGREETL
RELKKDLESLGIKANLYVREKNYRIKTESGEYSGKTVLAELRVSSRSFALLLEKLGMPRG
EKTKKAYRIPVWIMEAPLWVKRNFLAGFFGADGSIVEFKGTTPLPIHLTQAKDVALEENL
KEFLYDISRILEEFGVKTTIYKVNSKKSVTYRLSIVGEENIRNFLGKINYEYDPKKKAKG
LIAYAYLKFKESVKKERRKAMEISKKIYEETGNIDRAYKAVKDIVNRRFVERTIYEGERN
PRVPKNFLTFEEFAKERGYEGGFVAEKVVKVERIKPEYDRFYDIGVYHEAHNFIANGIVV
HNC
Block A CLAPGTKVLTEHG 13
Block B GTLIEGSEDHPVLT 80
Block C ILGFALGDG 159
Block D AYRIPVWI 252
Block E FLAGFFGADG 272
Block H ENIKEFLYDISRILEEFGV 314
Block F RFYDIGV*YHEAHNFI 473
Block G NGIVVHNC 482
Initially Contributed by Dennis Maeder
Contributor's Address COMB
701 E.Pratt St.
Baltimore MD 21202
Contributor's Phone No. 410-234-8871
Contributor's FAX No. 410-234-8896
Contributor's Email address maeder@umbi.umd.edu
Independently Found By
Comments Formally called Hyp-2 intein. In E.coli this gene is in an operon with rtcA - an RNA 3'-terminal phosphate cyclase - and rtcR the sigma-54 regulator of rtcA and rtcB (Pietrokovski, Genschik 98).
Date Submitted 08/28/1998
References Maeder 1999
Genschik 1997
Genschik 1998

Last database update: 11/05/10

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