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3.A.1.11.7
The spermidine/putrescine uptake porter, PotABCD (Shah et al. 2008; Shah et al. 2006; Ware et al. 2006Shah et al. 2006; Ware et al. 2006Ware et al. 2006).

Accession Number:Q97Q42
Protein Name:Spermidine/putrescine import ATP-binding protein PotA
Length:385
Molecular Weight:44157.00
Species:Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4) [170187]
Location1 / Topology2 / Orientation3: Cell membrane1 / Peripheral membrane protein2
Substrate Spermidine, Putrescine

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External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MKKPIIEFKN VSKVFEDSNT KVLKDINFEL EEGKFYTLLG ASGSGKSTIL NIIAGLLDAT 
61:	TGDIMLDGVR INDIPTNKRD VHTVFQSYAL FPHMNVFENV AFPLRLRKID KKEIEQRVAE 
121:	VLKMVQLEGY EKRSIRKLSG GQRQRVAIAR AIINQPRVVL LDEPLSALDL KLRTDMQYEL 
181:	RELQQRLGIT FVFVTHDQEE ALAMSDWIFV MNDGEIVQSG TPVDIYDEPI NHFVATFIGE 
241:	SNILPGTMIE DYLVEFNGKR FEAVDGGMKP NEPVEVVIRP EDLRITLPEE GKLQVKVDTQ 
301:	LFRGVHYEII AYDELGNEWM IHSTRKAIVG EEIGLDFEPE DIHIMRLNET EEEFDARIEE 
361:	YVEIEEQEAG LINAIEEERD EENKL