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2.A.31.3.1 Boron efflux transporter for xylem loading (Takano et al., 2002; Miwa et al., 2010). Fourteen borate transporters have been identified in wheat, and their expression patterns in terms of tissues, conditions and activities have been described (Wang et al. 2022).
Accession Number:	Q8VYR7
Protein Name:	BOR1
Length:	704
Molecular Weight:	78605.00
Species:	Arabidopsis thaliana (Mouse-ear cress) [3702]
Number of TMSs:	11
Location¹ / Topology² / Orientation³:	Membrane¹ / Multi-pass membrane protein²
Substrate	boron atom

Structure:
RefSeq:	NP_850469.1
Entrez Gene ID:	819329
Pfam:	PF00955
Gene Ontology GO:0005768 C:endosome GO:0016021 C:integral to membrane GO:0005886 C:plasma membrane GO:0080139 F:boron efflux transmembrane transporter acti... GO:0005452 F:inorganic anion exchanger activity GO:0006820 P:anion transport GO:0046713 P:boron transport
References (7) [1] “Arabidopsis boron transporter for xylem loading.” Takano J.et.al. 12447444 [2] “Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana.” Lin X.et.al. 10617197 [3] “Empirical analysis of transcriptional activity in the Arabidopsis genome.” Yamada K.et.al. 14593172 [4] “bor1-1, an Arabidopsis thaliana mutant that requires a high level of boron.” Noguchi K.et.al. 9390427 [5] “Endocytosis and degradation of BOR1, a boron transporter of Arabidopsis thaliana, regulated by boron availability.” Takano J.et.al. 16103374 [6] “Improvement of seed yields under boron-limiting conditions through overexpression of BOR1, a boron transporter for xylem loading, in Arabidopsis thaliana.” Miwa K.et.al. 16805739 [7] “Polar localization and degradation of Arabidopsis boron transporters through distinct trafficking pathways.” Takano J.et.al. 20194745
5l25

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

Predict TMSs (Predict number of transmembrane segments)

FASTA formatted sequence

1:	MEETFVPFEG IKNDLKGRLM CYKQDWTGGF KAGFRILAPT TYIFFASAIP VISFGEQLER 
61:	STDGVLTAVQ TLASTAICGM IHSIIGGQPL LILGVAEPTV IMYTFMFNFA KARPELGRDL 
121:	FLAWSGWVCV WTALMLFVLA ICGACSIINR FTRVAGELFG LLIAMLFMQQ AIKGLVDEFR 
181:	IPERENQKLK EFLPSWRFAN GMFALVLSFG LLLTGLRSRK ARSWRYGTGW LRSLIADYGV 
241:	PLMVLVWTGV SYIPAGDVPK GIPRRLFSPN PWSPGAYGNW TVVKEMLDVP IVYIIGAFIP 
301:	ASMIAVLYYF DHSVASQLAQ QKEFNLRKPS SYHYDLLLLG FLTLMCGLLG VPPSNGVIPQ 
361:	SPMHTKSLAT LKYQLLRNRL VATARRSIKT NASLGQLYDN MQEAYHHMQT PLVYQQPQGL 
421:	KELKESTIQA TTFTGNLNAP VDETLFDIEK EIDDLLPVEV KEQRVSNLLQ STMVGGCVAA 
481:	MPILKMIPTS VLWGYFAFMA IESLPGNQFW ERILLLFTAP SRRFKVLEDY HATFVETVPF 
541:	KTIAMFTLFQ TTYLLICFGL TWIPIAGVMF PLMIMFLIPV RQYLLPRFFK GAHLQDLDAA 
601:	EYEEAPALPF NLAAETEIGS TTSYPGDLEI LDEVMTRSRG EFRHTSSPKV TSSSSTPVNN 
661:	RSLSQVFSPR VSGIRLGQMS PRVVGNSPKP ASCGRSPLNQ SSSN

2.A.31.3.1
Boron efflux transporter for xylem loading (Takano et al., 2002; Miwa et al., 2010). Fourteen borate transporters have been identified in wheat, and their expression patterns in terms of tissues, conditions and activities have been described (Wang et al. 2022).

Cross database links:

Gene Ontology

References (7)

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2.A.31.3.1Boron efflux transporter for xylem loading (Takano et al., 2002; Miwa et al., 2010). Fourteen borate transporters have been identified in wheat, and their expression patterns in terms of tissues, conditions and activities have been described (Wang et al. 2022).

Cross database links:

Gene Ontology

References (7)

External Searches:

Analyze:

2.A.31.3.1
Boron efflux transporter for xylem loading (Takano et al., 2002; Miwa et al., 2010). Fourteen borate transporters have been identified in wheat, and their expression patterns in terms of tissues, conditions and activities have been described (Wang et al. 2022).