Purity ~90% (SDS-PAGE). HSPB2, also known as heat shock protein beta-2, belongs to the small heat shock protein (HSP20) family. This protein may regulate the kinase DMPK. Source: Recombinant corresponding to aa1-182 from human HSPB2, fused to His-tag at N-terminus, expressed in E.coli. Molecular Weight: ~22.8kD (206aa) confirmed by MALDI-TOF AA Sequence: MGSSHHHHHH SSGLVPRGSH MGSHMSGRSV PHAHPATAEY EFANPSRLGE QRFGEGLLPE EILTPTLYHG YYVRPRAAPA GEGSRAGASE LRLSEGKFQA FLDVSHFTPD EVTVRTVDNL LEVSARHPQR LDRHGFVSRE FCRTYVLPAD VDPWRVRAAL SHDGILNLEA PRGGRHLDTE VNEVYISLLP APPDPEEEEE AAIVEP