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1.C.8.1.4
Non-toxic nonhemagglutinin type C of 1196 aas.  Assembles with botulinum neurotoxin type C (BoNT/C) and protects it against pH-mediated inactivation or protease activity at pH 2.6 (the pH of the animal gastrointestinal tract) but not at pH 6.0. The non-toxic component is necessary to maintain toxicity.

Accession Number:P46081
Protein Name:Non-toxic nonhemagglutinin type C
Length:1196
Molecular Weight:138741.00
Species:Clostridium botulinum C phage [12336]
Location1 / Topology2 / Orientation3: Secreted1
Substrate

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MDINDDLNIN SPVDNKNVVI VRARKTNTFF KAFKVAPNIW VAPERYYGEP LDIAEEYKLD 
61:	GGIYDSNFLS QDSERENFLQ AIIILLKRIN NTISGKQLLS LISTAIPFPY GYIGGGYSSP 
121:	NIFTFGKTPK SNKKLNSLVT STIPFPFGGY RETNYIESQN NKNFYASNII IFGPGSNIVE 
181:	NNVIYYKKND AENGMGTMAE IVFQPLLTYK YNKFYIDPAM ELTKCLIKSL YFLYGIKPSD 
241:	NLVVPYRLRT ELDNKQFSQL NIIDLLISGG VDLEFINTNP YWFTNSYFPN SIKMFEKYKN 
301:	IYKTEIEGNN AIGNDIKLRL KQKFQINVQD IWNLNLNYFC QSFNSIIPDR FSNALKHFYR 
361:	KQYYTMDYTD NYNINGFVNG QINTKLPLSN KNTNIISKPE KVVNLVNENN ISLMKSNIYG 
421:	DGLKGTTEDF YSTYKIPYNE EYEYRFNDSD NFPLNNISIE EVDSIPEIID INPYKDNSDN 
481:	LVFTQITSMT EEVTTHTALS INYLQAQITN NENFTLSSDF SKVVSSKDKS LVYSFLDNLM 
541:	SYLETIKNDG PIDTDKKYYL WLKEVFKNYS FDINLTQEID SMCGINEVVL WFGKALNILN 
601:	TSNSFVEEYQ DSGAISLISK KDNLREPNIE IDDISDSLLG LSFKDLNNKL YEIYSKNIVY 
661:	FKKIYFSFLD QWWTEYYSQY FELICMAKQS ILAQESLVKQ IVQNKFTDLS KASIPPDTLK 
721:	LIRETTEKTF IDLSNESQIS MNRVDNFLNK ASICVFVEDI YPKFISYMEK YINNINIKTR 
781:	EFIQRCTNIN DNEKSILINS YTFKTIDFKF LDIQSIKNFF NSQVEQVMKE ILSPYQLLLF 
841:	ASKGPNSNII EDISGKNTLI QYTESIELVY GVNGESLYLK SPNETIKFSN KFFTNGLTNN 
901:	FTICFWLRFT GKNDDKTRLI GNKVNNCGWE IYFEDNGLVF EIIDSNGNQE SVYLSNIIND 
961:	NWYYISISVD RLKDQLLIFI NDKNVANVSI DQILSIYSTN IISLVNKNNS IYVEELSVLD 
1021:	NPITSEEVIR NYFSYLDNSY IRDSSKSLLE YNKNYQLYNY VFPETSLYEV NDNNKSYLSL 
1081:	KNTDGINISS VKFKLINIDE SKVYVQKWDE CIICVLDGTE KYLDISPENN RIQLVSSKDN 
1141:	AKKITVNTDL FRPDCITFSY NDKYFSLSLR DGDYNWMICN DNNKVPKGAH LWILES