SRSF protein kinase 3 (EC 2.7.11.1) (Muscle-specific serine kinase 1) (MSSK-1) (Serine/arginine-rich protein-specific kinase 3) (SR-protein-specific kinase 3) (Serine/threonine-protein kinase 23)
1_MSAST 6_ GGGGD 11_ SGGSG 16_ GSSSS 21_ SQASC 26_ GPESS 31_ GSELA 36_ LATPV 41_ PQMLQ 46_ GLLGS 51_ DDEEQ 56_ EDPKD 61_ YCKGG 66_ YHPVK 71_ IGDVF 76_ NGRYH 81_ VVRKL 86_ GWGHF 91_ STVWL 96_ CWDIQ 101_ RKRFV 106_ ALKVV 111_ KSAGH 116_ YTETA 121_ VDEIK 126_ LLKCV 131_ RDSDP 136_ SDPKR 141_ ETIVQ 146_ LIDDF 151_ RISGV 156_ NGVHV 161_ CMVLE 166_ VLGHQ 171_ LLKWI 176_ IKSNY 181_ QGLPV 186_ PCVKS 191_ IVRQV 196_ LHGLD 201_ YLHTK 206_ CKIIH 211_ TDIKP 216_ ENILL 221_ CVGDA 226_ YIRRL 231_ AAEAT 236_ EWQQA 241_ GAPPP 246_ SRSIV 251_ STAPQ 256_ EVLQT 261_ GKLSK 266_ NKRKK 271_ MRRKR 276_ KQQKR 281_ LLEER 286_ LRDLQ 291_ RLEAM 296_ EAATQ 301_ AEDSG 306_ LRLDG 311_ GSGST 316_ SSSGC 321_ HPGGA 326_ RAGPS 331_ PASSS 336_ PAPGG 341_ GRSLS 346_ AGSQT 351_ SGFSG 356_ SLFSP 361_ ASCSI 366_ LSGSS 371_ NQRET 376_ GGLLS 381_ PSTPF 386_ GASNL 391_ LVNPL 396_ EPQNA 401_ DKIKI 406_ KIADL 411_ GNACW 416_ VHKHF 421_ TEDIQ 426_ TRQYR 431_ AVEVL 436_ IGAEY 441_ GPPAD 446_ IWSTA 451_ CMAFE 456_ LATGD 461_ YLFEP 466_ HSGED 471_ YSRDE 476_ DHIAH 481_ IVELL 486_ GDIPP 491_ AFALS 496_ GRYSR 501_ EFFNR 506_ RGELR 511_ HIHNL 516_ KHWGL 521_ YEVLM 526_ EKYEW 531_ PLEQA 536_ TQFSA 541_ FLLPM 546_ MEYIP 551_ EKRAS 556_ AADCL 561_QHPWL
1: Serine/arginine-rich protein-specific kinase which specifically phosphorylates its substrates at serine residues located in regions rich in arginine/serine dipeptides, known as RS domains. Phosphorylates the SR splicing factor SRSF1 and the lamin-B receptor (LBR) in vitro. Required for normal muscle development (By similarity)