>gi|22212925 nuclear transcription factor, X-box binding 1 isoform 2 [Homo sapiens] MAEAPPVSGTFKFNTDAAEFIPQEKKNSGLNCGTQRRLDSNRIGRRNYSS PPPCHLSRQVPYDEISAVHQHSYHPSGSKPKSQQTSFQSSPCNKSPKSHG LQNQPWQKLRNEKHHIRVKKAQSLAEQTSDTAGLESSTRSESGTDLREHS PSESEKEVVGADPRGAKPKKATQFVYSYGRGPKVKGKLKCEWSNRTTPKP EDAGPESTKPVGVFHPDSSEASSRKGVLDGYGARRNEQRRYPQKRPPWEV EGARPRPGRNPPKQEGHRHTNAGHRNNMGPIPKDDLNERPAKSTCDSENL AVINKSSRRVDQEKCTVRRQDPQVVSPFSRGKQNHVLKNVETHTGSLIEQ LTTEKYECMVCCELVRVTAPVWSCQSCYHVFHLNCIKKWARSPASQADGQ SGWRCPACQNVSAHVPNTYTCFCGKVKNPEWSRNEIPHSCGEVCRKKQPG QDCPHSCNLLCHPGPCPPCPAFMTKTCECGRTRHTVRCGQAVSVHCSNPC ENILNCGQHQCAELCHGGQCQPCQIILNQVCYCGSTSRDVLCGTDVGKSD GFGDFSCLKICGKDLKCGNHTCSQVCHPQPCQQCPRLPQLVRCCPCGQTP LSQLLELGSSSRKTCMDPVPSCGKVCGKPLPCGSLDFIHTCEKLCHEGDC GPCSRTSVISCRCSFRTKELPCTSLKSEDATFMCDKRCNKKRLCGRHKCN EICCVDKEHKCPLICGRKLRCGLHRCEEPCHRGNCQTCWQASFDELTCHC GASVIYPPVPCGTRPPECTQTCARVHECDHPVYHSCHSEEKCPPCTFLTQ KWCMGKHEFRSNIPCHLVDISCGLPCSATLPCGMHKCQRLCHKGECLVDE PCKQPCTTPRADCGHPCMAPCHTSSPCPVTACKAKVELQCECGRRKEMVI CSEASSTYQRIAAISMASKITDMQLGGSVEISKLITKKEVHQARLECDEE CSALERKKRLAEAFHISEDSDPFNIRSSGSKFSDSLKEDARKDLKFVSDV EKEMETLVEAVNKVEVETSHWTFL