New England Biolabs
To access your account, log in or register.
Products Technical Reference Customer Service My NEB Account
Contact NEB About Us Site Map Request a Catalog OEM at NEB ISO International Orders Freezer Program Quick Order
Hsp-NRC1 Pol-II Intein
Intein Name Hsp-NRC1 Pol-II
Prototype Allele Pho Pol-II
Extein Name DNA polymerase II, DP2 subunit
Intein Class Theoretical
Organism Name Halobacterium salinarum NRC-1
Organism Description Halophile, taxon:64091
Domain of Life Archaea
Endonuclease Activity
Endo Motif None
Location in Extein N925
Insert Site Comments pol_II-a
Intein Size (aa) 195
Intein N-terminal PYFHAAKRRN/C
Intein C-terminal GQ/CDGDEDCVML
Accession No. NP_280963 in NCBI/protein, VNG2338G, polA2
Intein aa Sequence >gi|10581749|gb|AAG20443.1|NP_280963|[10581749] Hsp-NRC1 Pol-II intein (including -1 and +1 extein residues)
NCFHPETNVWFRDESGEWHHDPIETLVEARLDPDTADEDDFGALVQALDGDVFVPSVTED
GEETLQRVEAVSKHPAPDHLLAVETKRGRELTVTPDHSMRRWTGDGIERVDARELTAGDA
LPAPTQVPGDGETATSELRSESLDGTHPQRRFGDGGSVRTDEVVSVEPVRSSVDHTYSLT
VAETNTLVANGLFTGQC
Block A CFHPETNVWFRDE 13
Block B GRELTVTPDHSMRR 100
Block C None
Block D None
Block E None
Block H None
Block F HTYSLTV***AETNTL 186
Block G NGLFTGQC 196
Initially Contributed by Isaac Cann
Contributor's Address New England Biolabs
Contributor's Phone No. 1-978-927-5054
Contributor's FAX No. 1-978-921-1350
Contributor's Email address perler@neb.com
Independently Found By
Comments Formerly Halobacterium sp. NRC-1. The amino acid sequence of this intein shows less than 20% identity to its alleles in Pho and Pab. It has a C-terminal splice junction of GQ/C. DNA polymerase type II large chain
Date Submitted 10/18/2000
References Ng 2000

Last database update: 11/05/10

InBase Home Background Info Splicing mechanism Splicing motifs DOD Endo motifs
Intein registry Intein alleles Selected properties Blast against InBase  
Do you have an intein? Submitting data Bibliography Intein links NEB Home