Letunic et al. (2017) Nucleic Acids Res doi: 10.1093/nar/gkx922
Letunic et al. (2020) Nucleic Acids Res doi: 10.1093/nar/gkaa937

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IENR1 Intron encoded nuclease repeat motif

SMART accession number:	SM00497
Description:	Repeat of unknown function, but possibly DNA-binding via helix-turn-helix motif (Ponting, unpublished).
Interpro abstract (IPR003647):	This is a repeat of unknown function, but possibly involved in DNA-binding via a helix-turn-helix motif.
Family alignment:	View or CHROMA formatHMM/Web logoCLUSTALW formatMSF formatFASTA formatPIR format

There are 1977 IENR1 domains in 1314 proteins in SMART's nrdb database.

Click on the following links for more information.

• Evolution (species in which this domain is found)

• Taxonomic distribution of proteins containing IENR1 domain.

  This tree includes only several representative species. The complete taxonomic breakdown of all proteins with IENR1 domain is also avaliable.

  Click on the protein counts, or double click on taxonomic names to display all proteins containing IENR1 domain in the selected taxonomic class.

• Structure (3D structures containing this domain)

• 3D Structures of IENR1 domains in PDB

  PDB code	Main view	Title
  1u3e		DNA binding and cleavage by the HNH homing endonuclease I-HmuI

• Links (links to other resources describing this domain)

• INTERPRO	IPR003647

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