Unconjugated

Recombinant

E. coli

Human

Store at −20 °C, though stable at room temperature for 3 weeks. Reconstituted protein solution can be stored at 4-7 °C for 2-7 days. Aliquots of reconstituted samples are stable at −20 °C for 3 months.

Transcription Initiation Factor IIB

Q00403 (Human)

GTF2B

>95% as determined by reducing SDS-PAGE.

MSPILGYWKIKGLVQPTRLLLEYLEEKYEEHLYERDEGDKWRNKKFELGLEFPNLPYYIDGDVKL TQSMAIIRYIADKHNMLGGCPKERAEISMLEGAVLDIRYGVSRIAYSKDFETLKVDFLSKLPEML KMFEDRLCHKTYLNGDHVTHPDFMLYDALDVVLYMDPMCLDAFPKLVCFKKRIEAIPQIDKYLKS SKYIAWPLQGWQATFGGGDHPPKSDLVPRGSPEFHMASTSRLDALPRVTCPNHPDAILVEDYRAG DMICPECGLVVGDRVIDVGSEWRTFSNDKATKDPSRVGDSQNPLLSDGDLSTMIGKGTGAASFDE FGNSKYQNRRTMSSSDRAMMNAFKEITTMADRINLPRNIVDRTNNLFKQVYEQKSLKGRANDAIA SACLYIACRQEGVPRTFKEICAVSRISKKEIGRCFKLILKALETSVDLITTGDFMSRFCSNLCLP KQVQMAATHIARKAVELDLVPGRSPISVAAAAIYMASQASAEKRTQKEIGDIAGVADVTIRQSYR LIYPRAPDLFPTDFKFDTPVDKLPQL

Lyophilized from a 0.2 um filtered solution of 20mM TrisHCl, 100mM NaCl, pH 8.0.

SDS-PAGE