adenohypophysis pars distalis pars intermedia pars tuberalis neurohypophysis
脳下垂体の構造 腺性脳下垂体(adenohypophysis) 主葉(pars distalis) 中葉(pars intermedia) 隆起葉(pars tuberalis) 神経性脳下垂体(neurohypophysis) 神経葉(pars nervosa) 漏斗(infundibulum)
LH(luteinizing hormone) グリコプロテイン共通α鎖 1 11 21 31 41 51 1 MDYYRKYAAI FLVTLSVFLH VLHSAPDVQD CPECTLQENP FFSQPGAPIL QCMGCCFSRA 61 YPTPLRSKKT MLVQKNVTSE STCCVAKSYN RVTVMGGFKV ENHTACHCST CYYHKS 60 LHβ鎖 1 1 MEMLQGLLLL 61 MMRVLQAVLP 121 GGPKDHPLTC 11 LLLSMGGAWA PLPQVVCTYR DHPQLSGLLF 21 31 41 51 SREPLRPWCH PINAILAVEK EGCPVCITVN TTICAGYCPT DVRFESIRLP GCPRGVDPVV SFPVALSCRC GPCRRSTSDC L 60 120
LH(luteinizing hormone)
Gn. RHとその受容体 ヒトGn. RH受容体(青い部分は膜貫通ドメイン) 1 11 21 31 41 51 1 MANSASPEQN QNHCSAINNS IPLMQGNLPT LTLSGKIRVT VTFFLFLLSA TFNASFLLKL 61 QKWTQKKEKG KKLSRMKLLL KHLTLANLLE TLIVMPLDGM WNITVQWYAG ELLCKVLSYL 121 KLFSMYAPAF MMVVISLDRS LAITRPLALK SNSKVGQSMV GLAWILSSVF AGPQLYIFRM 181 IHLADSSGQT KVFSQCVTHC SFSQWWHQAF YNFFTFSCLF IIPLFIMLIC NAKIIFTLTR 241 VLHQDPHELQ LNQSKNNIPR ARLKTLKMTV AFATSFTVCW TPYYVLGIWY WFDPEMLNRL 301 SDPVNHFFFL FAFLNPCFDP LIYGYFSL ヒトGn. RHは p. EHWSYGLRPG-NH 2 60 120 180 240 300
LH受容体 LHの受容体は ヒトLH受容体(赤い部分はシグナルペプチド、 青い部分は膜貫通ドメイン) 11 21 31 41 51 1 MKQRFSALQL LKLLLLLQPP LPRALREALC PEPCNCVPDG ALRCPGPTAG LTRLSLAYLP 60 61 VKVIPSQAFR GLNEVIKIEI SQIDSLERIE ANAFDNLLNL SEILIQNTKN LRYIEPGAFI 120 121 NLPGLKYLSI CNTGIRKFPD VTKVFSSESN FILEICDNLH ITTIPGNAFQ GMNNESVTLK 180 181 LYGNGFEEVQ SHAFNGTTLT SLELKENVHL EKMHNGAFRG ATGPKTLDIS STKLQALPSY 240 241 GLESIQRLIA TSSYSLKKLP SRETFVNLLE ATLTYPSHCC AFRNLPTKEQ NFSHSISENF 300 301 SKQCESTVRK VSNKTLYSSM LAESELSGWD YEYGFCLPKT PRCAPEPDAF NPCEDIMGYD 360 361 FLRVLIWLIN ILAIMGNMTV LFVLLTSRYK LTVPRFLMCN LSFADFCMGL YLLLIASVDS 420 421 QTKGQYYNHA IDWQTGSGCS TAGFFTVFAS ELSVYTLTVI TLERWHTITY AIHLDQKLRL 480 481 RHAILIMLGG WLFSSLIAML PLVGVSNYMK VSICFPMDVE TTLSQVYILT ILILNVVAFF 540 541 IICACYIKIY FAVRNPELMA TNKDTKIAKK MAILIFTDFT CMAPISFFAI SAAFKVPLIT 600 601 VTNSKVLLVL FYPINSCANP FLYAIFTKTF QRDFFLLLSK FGCCKRRAEL YRRKDFSAYT 660 661 SNCKNGFTGS NKPSQSTLKL STLHCQGTAL LDKTRYTEC 緑色の部分(細胞外へ突き出た領域の 一部)の構造は、、、
c. AMP response element binding (CREB) protein 1 61 121 181 241 301 1 MTMESGAENQ GQTVQVHGVI SQKRREILSR QYIAITQGGA VVQAASGDVQ RRKKKEYVKC 11 QSGDAAVTEA QAAQPSVIQS RPSYRKILND IQLANNGTDG TYQIRTAPTS LENRVAVLEN 21 ENQQMTVQAQ PQVQTVQSSC LSSDAPGVPR VQGLQTLTMT TIAPGVVMAS QNKTLIEELK 31 PQIATLAQVS KDLKRLFSGT IEEEKSEEET NAAATQPGTT SPALPTQPAE ALKDLYCHKS 41 MPAAHATSSA QISTIAESED SAPAITTVTV ILQYAQTTDG EAARKREVRL D 51 PTVTLVQLPN SQESVDSVTD PTPIYQTSSG QQILVPSNQV MKNREAAREC アミノ酸7つ毎にロイシン (LxxxxxxLxxxxxxL) たいていジッパー内に4つのロイシン 60 120 180 240 300
c. AMP response element binding (CREB) protein 二量体で作用 CRE配列は TGACGTCA
テストステロン受容体に結合し ラットアンドロジェン受容体(青い部分はDNA結合ドメイン、 赤い部分はホルモン結合ドメイン) 1 61 121 181 241 301 361 421 481 541 601 661 721 781 841 901 1 MEVQLGLGRV SPRRRRRQQH GKGLPQQPPA QQQQQ VSMGLGVEAL ETAEYSSFKG YNFPLALSGP GSPPATASSS ASEVWYPGGV TCLICGDEAS KCYEAGMTLG EAIEPGVVCA QYSWMGLMVF QITPQEFLCM QLTKLLDSVQ TQ 11 YPRPPSKTYR PEDGSPQAHI PPDQDDSAAP QQQQQEVISE EHLSPGEQLR GYAKGLEGES PHPPPPTHPH WHTLFTAEEG VNRVPYPSPS GCHYGALTCG ARKLKKLGNL GHDNNQPDSF AMGWRSFTNV KALLLFSIIP PIARELHQFT 21 GAFQNLFQSV RGTTGYLALE STLSLLGPTF GSSSVRAREA GDCMYASLLG LGCSGSSEAG ARIKLENPSD QLYGPGGGGG CVKSEMGPWM SCKVFFKRAA KLQEEGENSS AALLSSLNEL NSRMLYFAPD VDGLKNQKFF FDLLIKSHMV 31 REAIQNPGPR EEQQPSQQQS PGLSSCSADI TGAPSSSKDS GPPAVRPTPC SSGTLEIPSS YGSAWAAAAA SSSPSDAGPV ENYSGPYGDM EGKQKYLCAS AGSPTEDPSQ GERQLVHVVK LVFNEYRMHK DELRMNYIKE SVDFPEMMAE 41 HPEAASIAPP ASEGHPESGC KDILSEAGTM YLGGNSTISD APLAECKGLS LSLYKSGAVD QCRYGDLASL APYGYTRPPQ RLDSTRDHVL RNDCTIDKFR KMTVSHIEGY WAKALPGFRN SRMYSQCVRM LDRIIACKRK IISVQVPKIL 51 GACLQQRQET LPEPGAATAP QLLQQQQQQQ SAKELCKAVS LDEGPGKGTE EAAAYQNRDY HGGSVAGPST GLASQEGDFS PIDYYFPPQK RKNCPSCRLR ECQPIFLNVL LHVDDQMAVI RHLSQEFGWL NPTSCSRRFY SGKVKPIYFH 60 120 180 240 300 360 420 480 540 600 660 720 780 840 900
- Slides: 60