Protein
Selenocysteine-specific elongation factor
Organism
Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)
Function
Translation factor necessary for the incorporation of selenocysteine into proteins. It probably replaces EF-Tu for the insertion of selenocysteine directed by the UGA codon. SelB binds GTP and GDP (By similarity).
Similarity
Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. SelB subfamily.
Sequence
MIIVTSGHVDHGKTALLKALTGTSTAHLPEEKKRGMTIDLGYAYLPLENKVLGFIDVPGHEKFLSNMLAGLGGVHYAMLIVAADEGVAVQTKEHLAILRQLQFHEIIVVITKADRTNSAQIESLIQTIKQDYSFLRNANYFVTSAETGQGISELRHYLANLAELADTQKPFRYAIDRVFSVKGAGTVVTGTAFSGTVKVNDEIYLSTGQKIRIKAIHAQNTSSEQGIAGQRLALNLNADLDRTPMKRGDWLLQNEPLPPTDRISVQILAEVPLNESQPVHIYHGASRTTGKLTLLQGKNAAKNDRTLAEIILDSPLFLAFGDKLILRSGDTKTLIAGARVLEINSPKRHKRTEVRLNFLANLALAENASQRIALTLQHNATTARQLMWTEQLTSLQLDKALAERDAVRYQDWCFNPNYVQEKTQQILTALNIYHEQHNDQLGVSKARLYRMATLNQPENLIHHFIDEMLDDGRLQQTRGWIHLPEHKIQFNTEEKSRWTDVLNEFEKANGQAIWVRDMANALAIDESIMRNFMYKAGKLGYLTPIVKDRFFLTETLYAYARLIKQIAEEKGKVSVNEVRDKLNFGRKLTVQLMEYFDRMGFLRRKGNDHILRDKNVFDL