Proenkephalin-B (Beta-neoendorphin-dynorphin) (Preprodynorphin) [Cleaved into: Alpha-neoendorphin; Beta-neoendorphin; Big dynorphin (Big Dyn); Dynorphin A(1-17) (Dyn-A17) (Dynorphin A); Dynorphin A(1-13); Dynorphin A(1-8); Leu-enkephalin; Rimorphin (Dynorphin B) (Dyn-B) (Dynorphin B(1-13)); Leumorphin (Dynorphin B-29)]
1_MAWQG 6_ LVLAA 11_ CLLMF 16_ PSTTA 21_ DCLSR 26_ CSLCA 31_ VKTQD 36_ GPKPI 41_ NPLIC 46_ SLQCQ 51_ AALLP 56_ SEEWE 61_ RCQSF 66_ LSFFT 71_ PSTLG 76_ LNDKE 81_ DLGSK 86_ SVGEG 91_ PYSEL 96_ AKLSG 101_ SFLKE 106_ LEKSK 111_ FLPSI 116_ STKEN 121_ TLSKS 126_ LEEKL 131_ RGLSD 136_ GFREG 141_ AESEL 146_ MRDAQ 151_ LNDGA 156_ METGT 161_ LYLAE 166_ EDPKE 171_ QVKRY 176_ GGFLR 181_ KYPKR 186_ SSEVA 191_ GEGDG 196_ DSMGH 201_ EDLYK 206_ RYGGF 211_ LRRIR 216_ PKLKW 221_ DNQKR 226_ YGGFL 231_ RRQFK 236_ VVTRS 241_ QEDPN 246_AYSGE
1: Leu-enkephalins compete with and mimic the effects of opiate drugs. They play a role in a number of physiologic functions, including pain perception and responses to stress (By similarity)
2: Dynorphin peptides differentially regulate the kappa opioid receptor. Dynorphin A(1-13) has a typical opioid activity, it is 700 times more potent than Leu-enkephalin (By similarity)
3: Leumorphin has a typical opioid activity and may have anti-apoptotic effect