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3.A.1.5.25
The ABC peptide/signalling peptide transporter. OptA binds peptides of 3-6 aas; OptS binds dipeptides. OptB,C,D are most similar to 3.A.1.5.19.

Accession Number:Q9CIK8
Protein Name:Oligopeptide ABC trasporter ATP binding protein
Length:313
Molecular Weight:35015.00
Species:Lactococcus lactis subsp. lactis [1360]
Substrate oligopeptide, peptide

Cross database links:

Entrez Gene ID: 1113959   
Pfam: PF00005    PF08352   
KEGG: lla:L150031   

Gene Ontology

GO:0005524 F:ATP binding
GO:0016887 F:ATPase activity
GO:0015833 P:peptide transport

References (1)

[1] “The complete genome sequence of the lactic acid bacterium Lactococcus lactis ssp. lactis IL1403.”  Bolotin A.et.al.   11337471

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MMTEPKKVIE IKNLDLTFNK GKKGANKAIN NVSLDIYEGE TFGLVGESGS GKTTIGRAIL 
61:	KLYDNFITGG EILFEGKDVR NLKGSELREY RSEAQMIFQD PQASLNGRMR VKDIVAEGLD 
121:	ANGLVKTKAE RDARVLELLR LVGLNDDHLT RYPHEFSGGQ RQRIGIARAL AVKPKFVVAD 
181:	EPISALDVSI QAQVVNLMRD IQAKENLTYL FIAHDLSMVK YISDRIGVMH WGKILEVGTS 
241:	DQVYNHPIHP YTKSLLSSIP SPDPISERER TPIVYDPTAE LDGQEREMRE ITPGHFVFST 
301:	EAEAEIYKKN ATV