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2.A.92.1.10
Choline transporter 1, CHER1, CLT1, SIC1, of 700 aas and 9 TMSs in a 1 + 2 + 2 + 2 + 2 TMS arrangement. It is a choline transporter involved in the regulation of choline metabolite homeostasis during root and phloem development (Dettmer et al. 2014). It is also a regulator of vesicle trafficking, including endocytosis, and is necessary for secondary plasmodesmata (PD) formation and development via the secretory trafficking regulation of proteins required for PD development, thus influencing intercellular communication (Kraner et al. 2017, Gao et al. 2017). It is required for procambium maintenance and sieve plate development (e.g. sieve plate and sieve pore elaboration) to mediate long-distance cell-to-cell communication via symplastic transport through the phloem (Dettmer et al. 2014).

Accession Number:Q94AN2
Protein Name:Choline transporter protein 1
Length:700
Molecular Weight:78737.00
Species:Arabidopsis thaliana (Mouse-ear cress) [3702]
Number of TMSs:9
Location1 / Topology2 / Orientation3: Early endosome membrane1 / Multi-pass membrane protein2
Substrate choline

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MRGPLGAVIG RYTSSDGSAP NDGIIKHNRK CRDITFLIIF IAFWVSMIVN SSFGFNQGNP 
61:	LRLTYGLDYE GNVCGSKHRH RDLTQLELRY WLNPNQVYES GLKDGELKLA NARTICLLDC 
121:	PAPSDDTLNW VCDYPDGEIR LKMNDWIDRN YDYFEFLTPE MRNSSLQLQG PCYPVIFPSV 
181:	NVYWSCQYIA RASNSSLRHW QQMGGVNIQE DMIIDKSIRR SMNSRASVLK RYVADIGKSW 
241:	PVLIVCGGLV PLFLSIIWLL LIRHFVAAMP WITVVLFNML LISVTVFYYL KAGWIGNDAV 
301:	TPIIGEHDPY FHVYGRELTH VRGVAILMTF ISVVAILTSI AIIRRILMAT SVLKVAAKVI 
361:	GEVQALIIFP AIPFAMLAIF YMFWISAALH LFSSGQVVQN NCNNTNCCAY DLVLKKVNCD 
421:	RCCGYSIHYT PHITIAIFFH LFGCYWATQF FIASSATVIA GSVASYYWAQ GEASPEIPFL 
481:	PVFASMKRLA RYNLGSVALG SLIVSFVESV RFILEAIRRK TKVSGTIPDH WFWRMAHYTS 
541:	RGCLKSVEWT IKSVNRNAYI MIAITGKSFC KSSAIATELI ISNILRIGKV NVIGDVILFL 
601:	GKLCVSLFSA LFGFLMLDSH RYRASHNKVS SPLLPVLACW ALGYIVATLF FAVVEMSIDT 
661:	IILSFCQDSE ENQGNAQHAP PLLLETLDSN QEEEVQSLTH