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1.B.22.1.3
The dodecameric secretin, GspD of 650 aas.  The 3-d structure is known (PDB 5WQ8) (Korotkov et al. 2013).  It reveals a double β-barrel channel with about 60 β-strands in each barrel (Yan et al. 2017).

Accession Number:P76115
Protein Name:Probable TonB-dependent receptor YncD
Length:700
Molecular Weight:77261.00
Species:Escherichia coli (strain K12) [83333]
Location1 / Topology2 / Orientation3: Cell outer membrane1 / Peripheral membrane protein2
Substrate proteins

Cross database links:

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  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
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  • 2° Structure (Network Protein Sequence Analysis)

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MKIFSVRQTV LPALLVLSPV VFAADEQTMI VSAAPQVVSE LDTPAAVSVV DGEEMRLATP 
61:	RINLSESLTG VPGLQVQNRQ NYAQDLQLSI RGFGSRSTYG IRGIRLYVDG IPATMPDGQG 
121:	QTSNIDLSSV QNVEVLRGPF SALYGNASGG VMNVTTQTGQ QPPTIEASSY YGSFGSWRYG 
181:	LKATGATGDG TQPGDVDYTV STTRFTTHGY RDHSGAQKNL ANAKLGVRID EASKLSLIFN 
241:	SVDIKADDPG GLTKAEWKAN PQQAPRAEQY DTRKTIKQTQ AGLRYERSLS SRDDMSVMMY 
301:	AGERETTQYQ SIPMAPQLNP SHAGGVITLQ RHYQGIDSRW THRGELGVPV TFTTGLNYEN 
361:	MSENRKGYNN FRLNSGMPEY GQKGELRRDE RNLMWNIDPY LQTQWQLSEK LSLDAGVRYS 
421:	SVWFDSNDHY VTPGNGDDSG DASYHKWLPA GSLKYAMTDA WNIYLAAGRG FETPTINELS 
481:	YRADGQSGMN LGLKPSTNDT IEIGSKTRIG DGLLSLALFQ TDTDDEIVVD SSSGGRTTYK 
541:	NAGKTRRQGA ELAWDQRFAG DFRVNASWTW LDATYRSNVC NEQDCNGNRM PGIARNMGFA 
601:	SIGYVPEDGW YAGTEARYMG DIMADDENTA KAPSYTLVGL FTGYKYNYHN LTVDLFGRVD 
661:	NLFDKEYVGS VIVNESNGRY YEPSPGRNYG VGMNIAWRFE