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1.B.1.3.2
OmpP2 porin (transports NAD and NMN; transport Km=5 mM; may also serve as a general diffusion porin) (Andersen et al., 2003).  Its solute transport activity with size exclusion limit has been described (Kattner et al. 2015).

Accession Number:Q48217
Protein Name:Omp P2
Length:361
Molecular Weight:39696.00
Species:Haemophilus influenzae [727]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Cell outer membrane1 / Multi-pass membrane protein2
Substrate NMN zwitterion, NAD(+)

Cross database links:

Gene Ontology

GO:0009279 C:cell outer membrane
GO:0005886 C:plasma membrane
GO:0046930 C:pore complex
GO:0005215 F:transporter activity
GO:0006811 P:ion transport

References (1)

[1] “Genetic analysis of the diversity in outer membrane protein P2 of non-encapsulated Haemophilus influenzae.”  Duim B.et.al.   8412618

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MKKTLAALIV GAFAASAANA AVVYNNEGTN VELGGRLSVI AEQSNSTRKD QKQQHGELRN 
61:	AGSHFHIKAT HNFGDGFYAQ GYLETRLVSD YQSSSDNFGN IITKYAYVTL GNKGFGEVKL 
121:	GRAKTIADGI TSAEDKEYGV LENKEYIPKD GNSVGYTFKG IDGLVLGANY LLAQKREAYK 
181:	TDAATPGEVI AQAISNGVQV GAKYDANNII AGIAYGRTNY REDLAELGNK SGKKQQVNGA 
241:	LSTLGYRFSD LGLLVSLDSG YAKTKNYKDK HEKRYFVSPG FQYELMEDTN VYGNFKYERN 
301:	SVDQGKKARE HAVLFGVDHK LHKQVLTYIE GAYARTRTND KDKTEKTEKE KSVGVGLRVY 
361:	F