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2.C.1.1.12
Proline-rich TonB-dependent receptor protein of 222 aas and 1 N-terminal TMS.  This "porin" transports β-lactams such as ceftazidime as well as fluoroquinolone antimicrobials (Calvopiña et al. 2019).

Accession Number:CAQ43627
Protein Name:CAQ43627.1 putative proline-rich TonB dependent receptor protein [Stenotrophomonas maltophilia K279a]
Length:223
Molecular Weight:
Species:Stenotrophomonas maltophilia K279a [522373]
Number of TMSs:1
Substrate fluoroquinolone antibiotic, beta-lactam, ceftazidime

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MTEQLVVHRY EQPDDKGLSW PRIVGIAFVI ALHLAAFMML LIPAVAPKAV AEKERNVMVT 
61:	IVDAPPPPPP PPPPPPPTDT PPPPVKNLSP PKPSPVPPPP QAPVVDVPEP RPSDIVTPPS 
121:	PPAPPAPATS IEASVDISSK AMNPPRYPPA AFRAGIQGEV ILIIDVDANG NVTNVTVEKS 
181:	SRNRDLDRAA MEAARKWRFN AAESGGKKAA GRVRVPVNFA LN