Hmdb loader
Identification
HMDB Protein ID HMDBP07425
Secondary Accession Numbers
  • 13133
Name Bestrophin-2
Synonyms
  1. Vitelliform macular dystrophy 2-like protein 1
Gene Name BEST2
Protein Type Unknown
Biological Properties
General Function Posttranslational modification, protein turnover, chaperones
Specific Function Forms calcium-sensitive chloride channels. Permeable to bicarbonate
Pathways Not Available
Reactions Not Available
GO Classification Not Available
Cellular Location
  1. Cell membrane
  2. Multi-pass membrane protein
Gene Properties
Chromosome Location Chromosome:1
Locus 19p13.2
SNPs BEST2
Gene Sequence
>1530 bp
ATGACCGTCACCTACACAGCCCGAGTGGCGAACGCCCGCTTCGGTGGCTTCTCCCAGCTG
CTGCTACTGTGGCGTGGGAGCATCTACAAACTCCTGTGGCGAGAGCTGCTCTGCTTCCTT
GGGTTCTACATGGCGCTGAGTGCTGCCTACCGCTTTGTGCTGACCGAAGGGCAGAAGCGC
TACTTCGAGAAGCTTGTGATTTATTGTGACCAGTATGCCAGCCTCATCCCTGTCTCCTTC
GTGCTTGGCTTTTATGTGACGCTGGTGGTGAACCGCTGGTGGAGCCAGTACCTATGCATG
CCGCTGCCCGACGCGCTCATGTGCGTGGTGGCGGGCACCGTGCACGGACGCGACGACCGC
GGCCGCCTCTACCGGCGCACACTCATGCGCTACGCAGGGCTCTCGGCCGTGCTCATCCTG
CGCTCCGTCAGCACCGCGGTGTTCAAGCGCTTCCCCACCATAGACCACGTGGTGGAGGCT
GGGTTTATGACCCGCGAGGAGCGCAAGAAGTTTGAAAACCTGAACTCATCCTACAACAAG
TACTGGGTGCCCTGCGTCTGGTTCTCCAACCTGGCGGCACAGGCCCGACGCGAGGGCCGC
ATCCGCGACAACAGCGCCCTTAAGCTGCTGCTCGAGGAGCTGAATGTTTTTCGGGGCAAA
TGTGGAATGCTCTTTCACTATGACTGGATTAGCGTACCCCTCGTGTACACGCAGGTGGTG
ACCATCGCACTGTACAGCTACTTCCTGGCTTGCCTCATTGGTCGCCAGTTCCTGGACCCG
GCTCAGGGTTACAAAGACCACGACCTAGACCTGTGTGTGCCCATCTTCACCCTCTTGCAG
TTCTTCTTCTACGCCGGCTGGCTCAAGGTAGCTGAGCAGCTCATCAACCCCTTCGGAGAG
GACGATGATGACTTTGAGACCAACTTTCTGATCGATAGAAACTTCCAGGTGTCCATGCTG
GCAGTGGACGAGATGTATGATGACCTGGCTGTGCTGGAGAAGGACTTGTACTGGGATGCA
GCCGAGGCTCGCGCCCCATACACAGCGGCTACTGTCTTCCAGCTGCGGCAGCCTTCCTTC
CAGGGCTCCACCTTTGACATCACGCTGGCCAAAGAAGACATGCAGTTCCAGCGGCTGGAC
GGCTTGGATGGACCGATGGGAGAGGCGCCCGGCGACTTCCTGCAGCGCCTCCTGCCGGCG
GGCGCGGGCATGGTCGCGGGAGGCCCGCTGGGCCGGCGCCTGTCCTTTCTACTCCGCAAG
AACAGCTGCGTGTCGGAGGCGTCTACTGGGGCCAGCTGCTCATGCGCGGTTGTCCCCGAA
GGCGCGGCCCCGGAGTGCAGCTGCGGGGACCCGCTGCTCGACCCCGGCCTGCCGGAGCCC
GAGGCCCCGCCCCCTGCGGGTCCCGAACCGCTTACCCTCATCCCTGGGCCTGTCGAGCCC
TTCAGCATCGTGACCATGCCCGGGCCCCGGGGTCCGGCGCCACCCTGGCTGCCCAGCCCT
ATTGGCGAGGAGGAGGAGAATCTGGCCTGA
Protein Properties
Number of Residues 509
Molecular Weight 57138.4
Theoretical pI 4.86
Pfam Domain Function
Signals
  • None
Transmembrane Regions
  • 26-46
  • 71-91
  • 179-199
  • 271-291
Protein Sequence
>Bestrophin-2
MTVTYTARVANARFGGFSQLLLLWRGSIYKLLWRELLCFLGFYMALSAAYRFVLTEGQKR
YFEKLVIYCDQYASLIPVSFVLGFYVTLVVNRWWSQYLCMPLPDALMCVVAGTVHGRDDR
GRLYRRTLMRYAGLSAVLILRSVSTAVFKRFPTIDHVVEAGFMTREERKKFENLNSSYNK
YWVPCVWFSNLAAQARREGRIRDNSALKLLLEELNVFRGKCGMLFHYDWISVPLVYTQVV
TIALYSYFLACLIGRQFLDPAQGYKDHDLDLCVPIFTLLQFFFYAGWLKVAEQLINPFGE
DDDDFETNFLIDRNFQVSMLAVDEMYDDLAVLEKDLYWDAAEARAPYTAATVFQLRQPSF
QGSTFDITLAKEDMQFQRLDGLDGPMGEAPGDFLQRLLPAGAGMVAGGPLGRRLSFLLRK
NSCVSEASTGASCSCAVVPEGAAPECSCGDPLLDPGLPEPEAPPPAGPEPLTLIPGPVEP
FSIVTMPGPRGPAPPWLPSPIGEEEENLA
GenBank ID Protein 21734840
UniProtKB/Swiss-Prot ID Q8NFU1
UniProtKB/Swiss-Prot Entry Name BEST2_HUMAN
PDB IDs Not Available
GenBank Gene ID AF440756
GeneCard ID BEST2
GenAtlas ID BEST2
HGNC ID HGNC:17107
References
General References
  1. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [PubMed:14702039 ]
  2. Tsunenari T, Sun H, Williams J, Cahill H, Smallwood P, Yau KW, Nathans J: Structure-function analysis of the bestrophin family of anion channels. J Biol Chem. 2003 Oct 17;278(42):41114-25. Epub 2003 Aug 7. [PubMed:12907679 ]
  3. Sun H, Tsunenari T, Yau KW, Nathans J: The vitelliform macular dystrophy protein defines a new family of chloride channels. Proc Natl Acad Sci U S A. 2002 Mar 19;99(6):4008-13. [PubMed:11904445 ]
  4. Qu Z, Hartzell HC: Bestrophin Cl- channels are highly permeable to HCO3-. Am J Physiol Cell Physiol. 2008 Jun;294(6):C1371-7. doi: 10.1152/ajpcell.00398.2007. Epub 2008 Apr 9. [PubMed:18400985 ]
  5. Stohr H, Marquardt A, Nanda I, Schmid M, Weber BH: Three novel human VMD2-like genes are members of the evolutionary highly conserved RFP-TM family. Eur J Hum Genet. 2002 Apr;10(4):281-4. [PubMed:12032738 ]