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2.A.17.3.3 Nitrate (chlorate) or histidine:H⁺ symporter of 589 aas and 12 TMSs, Ntr1. Its structural gene is specifically expressed in the floral nectaries of Brassica species (Song et al. 2000).
Accession Number:	Q43390
Protein Name:	RCH2
Length:	589
Molecular Weight:	64971.00
Species:	Brassica napus (Rape) [3708]
Number of TMSs:	12
Location¹ / Topology² / Orientation³:	Membrane¹ / Multi-pass membrane protein²
Substrate	hydron, histidine, nitrate

Pfam:	PF00854
Gene Ontology GO:0016021 C:integral to membrane GO:0005215 F:transporter activity GO:0006857 P:oligopeptide transport
References (1) [1] “A cDNA from Brassica napus L. encoding a putative nitrate transporter (GenBank U17987)(PGR95-004).” Muldin I.et.al. 12228545

UniProt (Universal Protein Resource)
CDD Search (Conserved Domain Database)

Predict TMSs (Predict number of transmembrane segments)

FASTA formatted sequence

1:	MSLPETKTQT LLDAWDFQGR PADRSKTGGW ASAAMILCIE AVERLTTLGI GVNLVTYLTG 
61:	TMHLGNATAA NTVTNFLGTS FMLCLLGGFI ADTFLGRYLT IAIFAAIQAT GVSILTLSTI 
121:	IPGLRPPRCD PTTSSHCVQA NGIQLTVLYL ALYLTALGTG GVKASVSGFG SDQFDDTEPK 
181:	ERSQMTYFFN RFFFCINVGS LMAVTVLVYI QDDVGRKWGY GICALAIVLS LSIFLAGTNR 
241:	YRFKKLIGSP MTQVGTVLVA AWRNRRLELP SDPSFLYDLD DVIAAEGSMK SKQKLPHTNQ 
301:	FRSLDKAAIK DQEMAMTQNV YNKWTLSTVT DIEEVKQIVR MLPIWATCIL FWTVHAQLTT 
361:	LSVAQSETMD RHIGSFEIPP AAMAVFYIGG LLLTTAVYDR LAIPLCKKLF NYPHGLRPLQ 
421:	RIGLGLLLAA MGMAVAALVE IKRLRTAHAH GPTVKTLPLG FSLLIPQYLI VGIGEALIYT 
481:	GQLDFFLREC PKGMKTMSTG LLLSTLALGF FFSSVLVTIV EKVTDKAHPW IADDLNKGRL 
541:	YNFYWLVAVI VALNFLVFLV FSKWYVYKEK RLADLGIELE DEPDIPMGH

2.A.17.3.3
Nitrate (chlorate) or histidine:H⁺ symporter of 589 aas and 12 TMSs, Ntr1. Its structural gene is specifically expressed in the floral nectaries of Brassica species (Song et al. 2000).

Cross database links:

Gene Ontology

References (1)

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2.A.17.3.3Nitrate (chlorate) or histidine:H+ symporter of 589 aas and 12 TMSs, Ntr1. Its structural gene is specifically expressed in the floral nectaries of Brassica species (Song et al. 2000).

Cross database links:

Gene Ontology

References (1)

External Searches:

Analyze:

2.A.17.3.3
Nitrate (chlorate) or histidine:H⁺ symporter of 589 aas and 12 TMSs, Ntr1. Its structural gene is specifically expressed in the floral nectaries of Brassica species (Song et al. 2000).