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1.B.1.3.1
Omp2 porin.  Several differing sequences for this protein can be found in GenBank.  The one with acc# P46025 is 80% identical to the one listed here in TCDB.  It may transport β-lactams and novobiocin (Zwama et al. 2019).

Accession Number:P46027
Protein Name:OM25 aka Omp2 aka OMPP2
Length:371
Molecular Weight:40902.00
Species:Haemophilus influenzae [727]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Cell outer membrane1 / Multi-pass membrane protein2
Substrate molecule

Cross database links:

Pfam: PF00267   

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 (2)

[1] “Antigenic drift of non-encapsulated Haemophilus influenzae major outer membrane protein P2 in patients with chronic bronchitis is caused by point mutations.”  Duim B.et.al.   8022287
[2] “Genetic analysis of the diversity in outer membrane protein P2 of non-encapsulated Haemophilus influenzae.”  Duim B.et.al.   8412618

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence
1:	MKKTLAALIV GAFAASAANA AVVYNNEGSK VELGGRLSVI AEQSNNTVDD QKQQHGALRN 
61:	QGSRFHIKAT HNFGDGFYAQ GYLETRFISH YQDNADHFDD ITTKYAYVTL GNKAFGEVKL 
121:	GRAKTIADDI TSAEDKEYGV LNNSKYIRTN GNTVGYTFKG IDGLVLGANY LLAQARDTAN 
181:	PGKKGEVAAQ SISNGVQVGA KYDANNIVAG IAYGRTNYRK NIIAPKQNLG RKDQVEGVLS 
241:	TLGYHFSDLG LLVSLDSGYA KTKYYEQQQQ QRSSPTKPRY DEKRYFVSPG FQYELMEDTN 
301:	VYGNFKYERT SSDEGKKTRE QAVLFGVDHK LHKQVLTYIE GAYARTKTNG KGKAETTGKE 
361:	KSVGVGLRVY F