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2.A.12.1.2
ATP:ADP antiporter, Npt1 (Tjaden et al. 1999).  Also transports NAD as a preferred substrate (Fisher et al. 2013).

Accession Number:Q9S6V3
Protein Name:Npt1
Length:528
Molecular Weight:58099.00
Species:Chlamydia trachomatis [813]
Number of TMSs:12
Location1 / Topology2 / Orientation3: Cell membrane1 / Peripheral membrane protein2 / Cytoplasmic side3
Substrate ATP, ADP

Cross database links:

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005524 F:ATP binding
GO:0005471 F:ATP:ADP antiporter activity
GO:0006810 P:transport

References (1)

[1] “Two nucleotide transport proteins in Chlamydia trachomatis, one for net nucleoside triphosphate uptake and the other for transport of energy.”  Tjaden J.et.al.   9973346

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)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MTQTAEKPFG KLRSFLWPIH MHELKKVLPM FLMFFCISFN YTILRDTKDT LIVTAPGSGA 
61:	EAIPFIKLWL VVPSAVVFML IYAKLSNILN KQALFFAVLS PFVVFFALFP VVIYPCRHIL 
121:	HPTAFADTLQ SILPSGFMGF IAMLRNWTFA VFYVLSELWG SVMLSLMFWG FANEITKISE 
181:	AKRFYALFGV GANVALLISG PAIIWSSKLR ASLGEGVDPW GVSLYFLMAM FLCSCAIIAA 
241:	CYWWMNRYVL TDPRFYNPAE LKAKKSKPKM SMGESFSYLL RSPYMLLLAL LVICYGICIN 
301:	LVEVTWKSQL KMQFPNPNDY SAFMGNFSFW TGVVSVFVML FIGGNVIRRF GWLTGALVTP 
361:	IMVLVTGAVF FALVIFRDHA TGLVAALGTT PLMLAVVVGA IQNILSKSTK YALFDATKEL 
421:	AYIPLDQEQK VKGKAAIDVV AARFGKSGGS LIQQGLLVVC GSIGAMTPFL AVALFAIIMV 
481:	WLTSATKLNK LFLAASAAKE QELAEAAAAE KEASSAAKES APAIEGVS