Serpin B5 (Maspin) (Peptidase inhibitor 5) (PI-5)
1_MDALQ 6_ LANSA 11_ FAVDL 16_ FKQLC 21_ EKEPL 26_ GNVLF 31_ SPICL 36_ STSLS 41_ LAQVG 46_ AKGDT 51_ ANEIG 56_ QVLHF 61_ ENVKD 66_ VPFGF 71_ QTVTS 76_ DVNKL 81_ SSFYS 86_ LKLIK 91_ RLYVD 96_ KSLNL 101_ STEFI 106_ SSTKR 111_ PYAKE 116_ LETVD 121_ FKDKL 126_ EETKG 131_ QINNS 136_ IKDLT 141_ DGHFE 146_ NILAD 151_ NSVND 156_ QTKIL 161_ VVNAA 166_ YFVGK 171_ WMKKF 176_ SESET 181_ KECPF 186_ RVNKT 191_ DTKPV 196_ QMMNM 201_ EATFC 206_ MGNID 211_ SINCK 216_ IIELP 221_ FQNKH 226_ LSMFI 231_ LLPKD 236_ VEDES 241_ TGLEK 246_ IEKQL 251_ NSESL 256_ SQWTN 261_ PSTMA 266_ NAKVK 271_ LSIPK 276_ FKVEK 281_ MIDPK 286_ ACLEN 291_ LGLKH 296_ IFSED 301_ TSDFS 306_ GMSET 311_ KGVAL 316_ SNVIH 321_ KVCLE 326_ ITEDG 331_ GDSIE 336_ VPGAR 341_ ILQHK 346_ DELNA 351_ DHPFI 356_ YIIRH 361_ NKTRN 366_IIFFG
1: Tumor suppressor. It blocks the growth, invasion, and metastatic properties of mammary tumors. As it does not undergo the S (stressed) to R (relaxed) conformational transition characteristic of active serpins, it exhibits no serine protease inhibitory activity