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1.B.25.1.12
OpdC or OccD2 histidine-selective porin (Tamber et al., 2006).  The 3-D structure and substrate spcificities are known (PDB 3SY9; Eren et al. 2012).

Accession Number:Q9I6X0
Protein Name:OpdC
Length:444
Molecular Weight:48857.00
Species:Pseudomonas aeruginosa [287]
Location1 / Topology2 / Orientation3: Cell membrane1 / Multi-pass membrane protein2
Substrate histidine

Cross database links:

RefSeq: NP_248852.1   
Entrez Gene ID: 879518   
Pfam: PF03573   
BioCyc: PAER208964:PA0162-MONOMER   
KEGG: pae:PA0162   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0015288 F:porin activity
GO:0006810 P:transport

References (1)

[1] “Complete genome sequence of Pseudomonas aeruginosa PAO1, an opportunistic pathogen.”  Stover C.K.et.al.   10984043
Structure:
3SY9     

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MRNLFALTPM ALALCTASAA WADEGEAKEG FIEGSSLQLL TRNYYFNHDR RHASGHDSKE 
61:	WAQGFIATFQ SGYTPGVVGF GVDAYGMLGL KLDGGGGTGG TSILPITSPS KEGYESGKAP 
121:	DEFSSGGAAL KIRAFDTELK LGDQFLSNPV VAGGESRMLP QTFRGVSLTN NSFEDLTLTA 
181:	GQVSFTKYYN QSGHRRLGSY YGELPGDRDS HHLSWLGGTW GGIEGFTSSL YAAELQNVWK 
241:	QYYADVDYTY EIDDNWSLNP GAHYYKTVDS GDSLLGRIDN NTYSLHFAVG YRQHTVTAVL 
301:	QKVNGNTPFD YINQGDSIFL DNSQQYSDFN GPNEKSWKLQ YDYDFVALGL PGLSASASYS 
361:	RGKLDLTRVD PDSPGYGGWY SADGKNAKHW ERDLDLQYVV QGGPAKDLSL RLRWATHRGT 
421:	GGYSAVDNDI DEYRVIVDYP IDVF