# STOCKHOLM 1.0 #=GF ID YycH #=GF AC PF07435.6 #=GF DE YycH protein #=GF AU Vella Briffa B, Szurmant H, Mistry J #=GF SE Pfam-B_21457 (release 10.0) #=GF GA 20.60 20.60; #=GF TC 20.80 21.70; #=GF NC 20.50 20.50; #=GF BM hmmbuild HMM.ann SEED.ann #=GF SM hmmsearch -Z 23193494 -E 1000 --cpu 4 HMM pfamseq #=GF TP Family #=GF RN [1] #=GF RM 9829949 #=GF RT A two-component signal transduction system essential for growth #=GF RT of Bacillus subtilis: implications for anti-infective therapy. #=GF RA Fabret C, Hoch JA; #=GF RL J Bacteriol 1998;180:6375-6383. #=GF RN [2] #=GF RM 16030236 #=GF RT YycH regulates the activity of the essential YycFG two-component #=GF RT system in Bacillus subtilis. #=GF RA Szurmant H, Nelson K, Kim EJ, Perego M, Hoch JA; #=GF RL J Bacteriol 2005;187:5419-5426. #=GF RN [3] #=GF RM 16600972 #=GF RT The crystal structure of YycH involved in the regulation of the #=GF RT essential YycFG two-component system in Bacillus subtilis #=GF RT reveals a novel tertiary structure. #=GF RA Szurmant H, Zhao H, Mohan MA, Hoch JA, Varughese KI; #=GF RL Protein Sci. 2006;15:929-934. #=GF DR INTERPRO; IPR009996; #=GF DR SCOP; 1fgt; fa; #=GF CC This family contains the bacterial protein YycH which is #=GF CC approximately 450 residues long. YycH plays a role in signal #=GF CC transduction and is found immediately downstream of the #=GF CC essential histidine kinase YycG. YycG forms a two component #=GF CC system together with its cognate response regulator YycF. PhoA #=GF CC fusion studies have shown that YycH is transported across the #=GF CC cytoplasmic protein. It is postulated that YycH functions as an #=GF CC antagonist to YycG [2]. The molecule is made up of three #=GF CC domains, and has a novel three-dimensional structure. The #=GF CC N-terminal domain features a calcium binding site and the #=GF CC central domain contains two conserved loop regions [3]. #=GF SQ 6 #=GS Q8EKY2_OCEIH/4-433 AC Q8EKY2.1 #=GS Q9K5R3_BACHD/4-439 AC Q9K5R3.1 #=GS YYCH_BACSU/4-455 AC Q794W0.1 #=GS YYCH_BACSU/4-455 DR PDB; 2FGT A; 50-447; #=GS Q8YA70_LISMO/5-440 AC Q8YA70.1 #=GS Q8NYX5_STAAW/5-444 AC Q8NYX5.1 #=GS Q8CU86_STAES/8-448 AC Q8CU86.1 Q8EKY2_OCEIH/4-433 ETAKSLLLVVLIGTSMILTFGMWNYQADYDP.....LSERSVEGA......LNGVEKSVDDIVMPSEIIF..KQEGNYYTHATPNLKEQFYNSLQELRITEMERLPAEEERT.....PSNYEI.......EVIFPQEVPFLLF.DRILQLEDEAAPFPTFSIDRFYITFEPNSKSLQLEFISIDGREKVVAEVTSTARYEEVWDEMNRLQSEDYQRMTLIEGT.....ENDFYIPREVPAMQPISIFFTQMNKSVLQEMLFENTSGI...R..GSATPGNGYLYATDVRQLTIERNVMEY.......IYLEQPEAISDLNLIENSIQNINGHSGFTED..FRLMNI..DNNTITYQMYYDGHPVFQGSSSDI...STIKQTHSNQHLLEYKRPAIYLDTTDIIRKTKKEMRSGEEILEELV.DNEIDMDSVNDLKVGYKIQVETDDNGD....YVSMEPEWFMKINNNWSAVP..YYQPGAAAKGGD Q9K5R3_BACHD/4-439 ENIKTVLLTGLVIMSWVLTWQLWTFQLDYAV.....LDNENNYEE....LIRLEEERSMNEVIVPESMIVHGGDEEYYIVRPDLEQHKDFLATMSETTFID.DDMRVQHPFA.....SAPTGI.......QLIYPTSIPSELF.VHLFDVEDEDFLLPLTSINRIYFYVEPDEGVVAQLLSLFDEQVVTIKTDMSPSDLEALMEDTDDYMAATSIVMGMH........QQSQYVPVDHTHLPTLSYTATMLSSMQFSQALFTDPSAVSMYH..QSNGKDDSYTDGNRIISEQGGGNFMEY.....TNPVFSETTERSGRHIIQASFDFINSHGGWTDQYILDDWQSFGTRDLVSYRLRVNGFPVMSFQGEDLMKLDLVRRGSGNQPT.EYRRPLFDID.NQPIDGGKKELPSGEEVLDALKEREDFNPRSLEKMVIGYEMVKPS.........YVIAEPFWFVKYDGRWEKID..LTAKEEATDGLE YYCH_BACSU/4-455 ENIKTILLTVLVVISLVFTWGIWTFQPNFSEGSSSTESTVRVKHK......IEKTTQKLSETVRPRDMFI..HDDGAHYKVDDNALYEEIWSDLPHWDVKGIKDISDQYDKA..GFKSWFYGIGGSEAKLDLQFSDTIPIDIF.QTLFKWSNQS..FEYSSFDHILIPFNETKA.NKKIYLVSYSKQLILEVTVESANYRNIMNDLKNRQSNMPAFSLFSIGS.....KKEFLLPNKPLTMDKKEFVTESIKTNTFKQALFSDPSIV...REDSNYNNRNVLTDGISRLDVNLSQRQVQF....QQ.RNLVQSTSYQTGELIKKSQKYLEDTGSWTDH..YQFFNI.NDSQQLSFYIFMDQIPVINSTAKPFGATSAITVQWANDDILSYKRPNYSLG.TNPIKTSETELMGGSEVKMLLSKQTAYDTDKIDQIFLAYQLVSTS.TNDDP...LVELEPVWAMKVNGKIVPITKDLLRKEGANSGVE #=GR YYCH_BACSU/4-455 SS XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX--......--S----HHHHS--SEEEE..EETTEEEE---HHHHHHHHHHGGGSEEEEEEE-GGG--HH..HHHHHHTT-TTS--EEEEEEEEEEEHHHH.HHHHT----S..STT-EEEEEEEES---SS.SEEEEEEETTTTEEEEEEEE-SSHHHHHHHHHHHGGGS-BEEEEEETT.....TEEEEEESS-EEEE----------HHHHHHHHSS-GGG-...B-XXXXXXX-EEE-SS-EEEEETTTTEEEE....E-.XX----SS--HHHHHHHHHHHHHHTT--SS-..EEEEEE.-TT--EEEEEEETTEEEEE-SSS--SS--EEEEEE-SSSEEEEEEES----.--XXXX-EEEE--SHHHHHHHHT--SS-GGGEEEEEEEEEEXXXX.XXXXX...XXX-EEEEEEEETTEEEEESTT-XXXXXXXXXXX Q8YA70_LISMO/5-440 TGFRSFILTILVVLSIVLSYFIWKGQPDYEA.....INVKEVEKT......TIDKTMTTSQVFKPYKLAVNANENNYQSL..DADLLNELMAQGKAFSFSEVVLASKKSSEDYEKLIHKNGTI.......EIIFPNNIPFSIF.AQIFQVEGEG..LESAFFNRIVFDINKTDTGLHSVYFTNDDQENIYQSSLQNKDIDKIEKIVKKNESKLTQNDKLISN......KRNLFLSSEKTKLNRKKYIIDSLEINLFTSALFQDSGTV........KSEGNTYTDGSSVIEMDTDNKVLEYVNPSQERTNPEDLSSVKRAGLIQDSFNFVNDHAGWTGDGAYYFTGYAAESATTNFSLFIDNLQVYNENGM.....ADISVTEGLEAVYKYMRPFFRLDTDVPGEKKEVTLPSSYSVYSALAQNPNVKAEEIEDIVPGYHMTRSESSGMNR...LVTLEPTWLYKYHDKW......FIFQPDAEKAGE Q8NYX5_STAAW/5-444 EHIKSVILALLVLMSVVLTYMVWNFSPDIAN.....VDNTDSKKSE.TKPLTTPMTAKMDTTITPFQIIH.SKNDHPEGTIATVSNVNKLTKPLKNKEVKSVEHVRRDHNLM..IPDLSSDFT.......LFDFTYDLPLSTYLGQVLNMNAKV..PNHFNFNRLVIDYDADDNIV..LYAISKDRHDYVKLTTTTKN.DHFLDALAAVKKDMQPYTDIITNKDTIDRTTHVFAPSKPEKLKTYRMVFNTISVEKMNAILFDDSTIV...R..SSKSGVTTYNNNTGVANYNDKNEKYHY....KN.LSEDEASSSKMEETIPGTFDFINGHGGFLNED.FRLFSTNNQSGELTYQRFLNGYPTFNKEGS.....NQIQVTWGEKGVFDYRRSLLRTD.VVLNSEDNKTLPKLESVRSSLANNSDINFEKVTNIAIGYEMQDNSDHNHIEVQINSELVPRWYVEYDGEW......YVYNDG...RLE Q8CU86_STAES/8-448 EHTKSIILVLLVLMSIVLTYMVWNFSPDLSN.....IDNTDNSKSDKPKPLTKPMTAEMEGTITPFQIVH.SRDDKSQGTVASGAVLDKMIQPLKNQEVKSVSHLKREHNLV..IPELSNNFI.......VLDFTYDLPLSTYLSQVLDIDAKV..PNNFNFDRLLIDQDHNNHVV..LFAISKDRHEVVKLKTTMKG.NNVDKAFKSIEPDMQPYTEIITNKDTIDKATHVFAPSKPKDLKTYRMVFNTISVERMNSILFDDSTIV...R..SSQSGTTTYNNNTGVANYNDKDEMYHY....KN.LSEDAKSSSNMQETIPGTYEFINSHGGFLNED.YRLFKTDNRTGKLTYQRFLNGYPTFNKQNF.....NEIQVTWGDKGVYDYQRSLLKTD.VTLNSEESKSVPTVESVRSALANHPDIDFEKVTNIAIGYDMDDKANNEDIEVQRNCELIPRWFVEYDGNW......YAYKDG...RLE #=GC SS_cons XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX--......--S----HHHHS--SEEEE..EETTEEEE---HHHHHHHHHHGGGSEEEEEEE-GGG--HH..HHHHHHTT-TTS--EEEEEEEEEEEHHHH.HHHHT----S..STT-EEEEEEEES---SS.SEEEEEEETTTTEEEEEEEE-SSHHHHHHHHHHHGGGS-BEEEEEETT.....TEEEEEESS-EEEE----------HHHHHHHHSS-GGG-...B-XXXXXXX-EEE-SS-EEEEETTTTEEEE....E-.XX----SS--HHHHHHHHHHHHHHTT--SS-..EEEEEE.-TT--EEEEEEETTEEEEE-SSS--SS--EEEEEE-SSSEEEEEEES----.--XXXX-EEEE--SHHHHHHHHT--SS-GGGEEEEEEEEEEXXXX.XXXXX...XXX-EEEEEEEETTEEEEESTT-XXXXXXXXXXX #=GC seq_cons EshKSllLslLVlhSlVLTahlWsFQPDaus.....lsspcsc+s......ppshTtphspslpPhpllh.u+--psphshsssslhcchhssLpphclpslcclpccashs..h...usstI.......pl.FspslPhslF.splhpl-scs..hsphsFsRllIsh-tscsslt.lahlsc-+cpllchssospsh-plhcshcshpuchp.hsplIpsp.....ppchalPscspcLpshchlhsolsspphsphLFsDoohV...R..uSposssoYssuouVhshsscschhcY....pp.hs.-psoShpttclIpsSacFINuHGGaTs-..achash.scosploYphFlsGaPVaNppup.....spIpVTaGscslh-Y+RPhhclD.ss.hccscKpLPouEpVhsuLupps-lch-clssIslGYcMscsossst.....hVpLEPpWahKYcGcW......ahhp-uAtpulE //