ID FLVC2_HUMAN Reviewed; 526 AA. AC Q9UPI3; B7Z485; Q53ZT9; Q96JY3; Q9NX90; DT 13-APR-2004, integrated into UniProtKB/Swiss-Prot. DT 01-MAY-2000, sequence version 1. DT 12-OCT-2022, entry version 163. DE RecName: Full=Feline leukemia virus subgroup C receptor-related protein 2; DE AltName: Full=Calcium-chelate transporter; DE Short=CCT; GN Name=FLVCR2; Synonyms=C14orf58; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), AND CHARACTERIZATION. RC TISSUE=Pituitary; RX PubMed=14729055; DOI=10.1016/j.yexcr.2003.10.002; RA Brasier G., Tikellis C., Xuereb L., Craigie J., Casley D., Kovacs C.S., RA Fudge N.J., Kalnins R., Cooper M.E., Wookey P.J.; RT "Novel hexad repeats conserved in a putative transporter with restricted RT expression in cell types associated with growth, calcium exchange and RT homeostasis."; RL Exp. Cell Res. 293:31-42(2004). RN [2] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). RA Brown J., Pirani H., Tailor C.S.; RT "An aspartic acid in the presumptive extracellular loop six of subgroup C RT feline leukemia virus receptor FLVCR1 is involved in virus infection."; RL Submitted (DEC-2001) to the EMBL/GenBank/DDBJ databases. RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 2), AND VARIANT RP ALA-16. RC TISSUE=Placenta, and Umbilical cord blood; RX PubMed=14702039; DOI=10.1038/ng1285; RA Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., RA Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., RA Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S., RA Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., RA Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., RA Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., RA Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., RA Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., RA Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., RA Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., RA Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., RA Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., RA Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., RA Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., RA Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., RA Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., RA Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., RA Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., RA Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., RA Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., RA Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., RA Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., RA Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., RA Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., RA Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., RA Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., RA Isogai T., Sugano S.; RT "Complete sequencing and characterization of 21,243 full-length human RT cDNAs."; RL Nat. Genet. 36:40-45(2004). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=12508121; DOI=10.1038/nature01348; RA Heilig R., Eckenberg R., Petit J.-L., Fonknechten N., Da Silva C., RA Cattolico L., Levy M., Barbe V., De Berardinis V., Ureta-Vidal A., RA Pelletier E., Vico V., Anthouard V., Rowen L., Madan A., Qin S., Sun H., RA Du H., Pepin K., Artiguenave F., Robert C., Cruaud C., Bruels T., RA Jaillon O., Friedlander L., Samson G., Brottier P., Cure S., Segurens B., RA Aniere F., Samain S., Crespeau H., Abbasi N., Aiach N., Boscus D., RA Dickhoff R., Dors M., Dubois I., Friedman C., Gouyvenoux M., James R., RA Madan A., Mairey-Estrada B., Mangenot S., Martins N., Menard M., Oztas S., RA Ratcliffe A., Shaffer T., Trask B., Vacherie B., Bellemere C., Belser C., RA Besnard-Gonnet M., Bartol-Mavel D., Boutard M., Briez-Silla S., RA Combette S., Dufosse-Laurent V., Ferron C., Lechaplais C., Louesse C., RA Muselet D., Magdelenat G., Pateau E., Petit E., Sirvain-Trukniewicz P., RA Trybou A., Vega-Czarny N., Bataille E., Bluet E., Bordelais I., Dubois M., RA Dumont C., Guerin T., Haffray S., Hammadi R., Muanga J., Pellouin V., RA Robert D., Wunderle E., Gauguet G., Roy A., Sainte-Marthe L., Verdier J., RA Verdier-Discala C., Hillier L.W., Fulton L., McPherson J., Matsuda F., RA Wilson R., Scarpelli C., Gyapay G., Wincker P., Saurin W., Quetier F., RA Waterston R., Hood L., Weissenbach J.; RT "The DNA sequence and analysis of human chromosome 14."; RL Nature 421:601-607(2003). RN [5] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RA Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., RA Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., RA Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., RA Turner R., Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H., RA Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K., RA Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D., RA Hunkapiller M.W., Myers E.W., Venter J.C.; RL Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases. RN [6] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1). RC TISSUE=Colon; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [7] RP FUNCTION. RX PubMed=20823265; DOI=10.1128/mcb.00690-10; RA Duffy S.P., Shing J., Saraon P., Berger L.C., Eiden M.V., Wilde A., RA Tailor C.S.; RT "The Fowler syndrome-associated protein FLVCR2 is an importer of heme."; RL Mol. Cell. Biol. 30:5318-5324(2010). RN [8] RP VARIANTS PVHH ARG-280; VAL-398 AND ARG-430. RX PubMed=20206334; DOI=10.1016/j.ajhg.2010.02.004; RA Meyer E., Ricketts C., Morgan N.V., Morris M.R., Pasha S., Tee L.J., RA Rahman F., Bazin A., Bessieres B., Dechelotte P., Yacoubi M.T., RA Al-Adnani M., Marton T., Tannahill D., Trembath R.C., Fallet-Bianco C., RA Cox P., Williams D., Maher E.R.; RT "Mutations in FLVCR2 are associated with proliferative vasculopathy and RT hydranencephaly-hydrocephaly syndrome (Fowler syndrome)."; RL Am. J. Hum. Genet. 86:471-478(2010). RN [9] RP VARIANTS PVHH 110-ASN--PHE-112 DELINS ILE; VAL-326 AND VAL-398. RX PubMed=20518025; DOI=10.1002/humu.21293; RA Lalonde E., Albrecht S., Ha K.C., Jacob K., Bolduc N., Polychronakos C., RA Dechelotte P., Majewski J., Jabado N.; RT "Unexpected allelic heterogeneity and spectrum of mutations in Fowler RT syndrome revealed by next-generation exome sequencing."; RL Hum. Mutat. 31:918-923(2010). RN [10] RP VARIANTS PVHH HIS-84; ARG-352; VAL-398; ARG-412 AND MET-430. RX PubMed=20690116; DOI=10.1002/humu.21329; RA Thomas S., Encha-Razavi F., Devisme L., Etchevers H., RA Bessieres-Grattagliano B., Goudefroye G., Elkhartoufi N., Pateau E., RA Ichkou A., Bonniere M., Marcorelle P., Parent P., Manouvrier S., Holder M., RA Laquerriere A., Loeuillet L., Roume J., Martinovic J., Mougou-Zerelli S., RA Gonzales M., Meyer V., Wessner M., Feysot C.B., Nitschke P., Leticee N., RA Munnich A., Lyonnet S., Wookey P., Gyapay G., Foliguet B., Vekemans M., RA Attie-Bitach T.; RT "High-throughput sequencing of a 4.1 Mb linkage interval reveals FLVCR2 RT deletions and mutations in lethal cerebral vasculopathy."; RL Hum. Mutat. 31:1134-1141(2010). CC -!- FUNCTION: Acts as an importer of heme. Also acts as a transporter for a CC calcium-chelator complex, important for growth and calcium metabolism. CC {ECO:0000269|PubMed:20823265}. CC -!- SUBCELLULAR LOCATION: Cell membrane; Multi-pass membrane protein. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=2; CC Name=1; CC IsoId=Q9UPI3-1; Sequence=Displayed; CC Name=2; CC IsoId=Q9UPI3-2; Sequence=VSP_043048, VSP_043049; CC -!- TISSUE SPECIFICITY: Expressed in non-hematopoietic tissues, with CC relative abundant expression in brain, placenta, lung, liver and CC kidney. Also expressed in hematopoietic tissues (fetal liver, spleen, CC lymph node, thymus, leukocytes and bone marrow). Found in acidophil CC cells of the pituitary that secrete growth hormone and prolactin. CC -!- DISEASE: Proliferative vasculopathy and hydranencephaly-hydrocephaly CC syndrome (PVHH) [MIM:225790]: A rare prenatally lethal disorder CC characterized by hydranencephaly, a distinctive glomerular vasculopathy CC in the central nervous system and retina, and diffuse ischemic lesions CC of the brain stem, basal ganglia, and spinal cord with calcifications. CC Hydranencephaly is a condition where the greater portions of the CC cerebral hemispheres and corpus striatum are replaced by cerebrospinal CC fluid and glial tissue. {ECO:0000269|PubMed:20206334, CC ECO:0000269|PubMed:20518025, ECO:0000269|PubMed:20690116}. Note=The CC disease is caused by variants affecting the gene represented in this CC entry. CC -!- SIMILARITY: Belongs to the major facilitator superfamily. Feline CC leukemia virus subgroup C receptor (TC 2.A.1.28.1) family. CC {ECO:0000305}. CC -!- SEQUENCE CAUTION: CC Sequence=BAB55381.1; Type=Erroneous initiation; Evidence={ECO:0000305}; CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AY260572; AAP86633.1; -; mRNA. DR EMBL; AY260577; AAP86638.1; -; mRNA. DR EMBL; AF456126; AAO15528.1; -; mRNA. DR EMBL; AK000378; BAA91126.1; -; mRNA. DR EMBL; AK027804; BAB55381.1; ALT_INIT; mRNA. DR EMBL; AK297002; BAH12471.1; -; mRNA. DR EMBL; AC007182; AAD51374.1; -; Genomic_DNA. DR EMBL; CH471061; EAW81235.1; -; Genomic_DNA. DR EMBL; BC019087; AAH19087.1; -; mRNA. DR CCDS; CCDS55933.1; -. [Q9UPI3-2] DR CCDS; CCDS9844.1; -. [Q9UPI3-1] DR RefSeq; NP_001182212.1; NM_001195283.1. [Q9UPI3-2] DR RefSeq; NP_060261.2; NM_017791.2. [Q9UPI3-1] DR AlphaFoldDB; Q9UPI3; -. DR SMR; Q9UPI3; -. DR BioGRID; 120777; 30. DR IntAct; Q9UPI3; 3. DR STRING; 9606.ENSP00000238667; -. DR TCDB; 2.A.1.28.4; the major facilitator superfamily (mfs). DR iPTMnet; Q9UPI3; -. DR PhosphoSitePlus; Q9UPI3; -. DR BioMuta; FLVCR2; -. DR DMDM; 46396034; -. DR jPOST; Q9UPI3; -. DR MassIVE; Q9UPI3; -. DR MaxQB; Q9UPI3; -. DR PaxDb; Q9UPI3; -. DR PeptideAtlas; Q9UPI3; -. DR PRIDE; Q9UPI3; -. DR ProteomicsDB; 85372; -. [Q9UPI3-1] DR ProteomicsDB; 85373; -. [Q9UPI3-2] DR Antibodypedia; 51434; 129 antibodies from 21 providers. DR DNASU; 55640; -. DR Ensembl; ENST00000238667.9; ENSP00000238667.4; ENSG00000119686.10. [Q9UPI3-1] DR Ensembl; ENST00000539311.5; ENSP00000443439.1; ENSG00000119686.10. [Q9UPI3-2] DR GeneID; 55640; -. DR KEGG; hsa:55640; -. DR MANE-Select; ENST00000238667.9; ENSP00000238667.4; NM_017791.3; NP_060261.2. DR UCSC; uc001xrs.3; human. [Q9UPI3-1] DR CTD; 55640; -. DR DisGeNET; 55640; -. DR GeneCards; FLVCR2; -. DR HGNC; HGNC:20105; FLVCR2. DR HPA; ENSG00000119686; Low tissue specificity. DR MalaCards; FLVCR2; -. DR MIM; 225790; phenotype. DR MIM; 610865; gene. DR neXtProt; NX_Q9UPI3; -. DR OpenTargets; ENSG00000119686; -. DR Orphanet; 221126; Fowler vasculopaty. DR PharmGKB; PA162388720; -. DR VEuPathDB; HostDB:ENSG00000119686; -. DR eggNOG; KOG2563; Eukaryota. DR GeneTree; ENSGT01030000234625; -. DR HOGENOM; CLU_023132_0_1_1; -. DR InParanoid; Q9UPI3; -. DR OMA; AINWMST; -. DR OrthoDB; 702737at2759; -. DR PhylomeDB; Q9UPI3; -. DR TreeFam; TF314292; -. DR PathwayCommons; Q9UPI3; -. DR SignaLink; Q9UPI3; -. DR BioGRID-ORCS; 55640; 29 hits in 1071 CRISPR screens. DR ChiTaRS; FLVCR2; human. DR GenomeRNAi; 55640; -. DR Pharos; Q9UPI3; Tbio. DR PRO; PR:Q9UPI3; -. DR Proteomes; UP000005640; Chromosome 14. DR RNAct; Q9UPI3; protein. DR Bgee; ENSG00000119686; Expressed in secondary oocyte and 134 other tissues. DR ExpressionAtlas; Q9UPI3; baseline and differential. DR Genevisible; Q9UPI3; HS. DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW. DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell. DR GO; GO:0020037; F:heme binding; IDA:UniProtKB. DR GO; GO:0015232; F:heme transmembrane transporter activity; IDA:UniProtKB. DR GO; GO:0097037; P:heme export; IBA:GO_Central. DR Gene3D; 1.20.1250.20; -; 2. DR InterPro; IPR011701; MFS. DR InterPro; IPR020846; MFS_dom. DR InterPro; IPR036259; MFS_trans_sf. DR Pfam; PF07690; MFS_1; 1. DR SUPFAM; SSF103473; SSF103473; 1. DR PROSITE; PS50850; MFS; 1. PE 1: Evidence at protein level; KW Alternative splicing; Cell membrane; Disease variant; Membrane; KW Phosphoprotein; Reference proteome; Repeat; Transmembrane; KW Transmembrane helix; Transport. FT CHAIN 1..526 FT /note="Feline leukemia virus subgroup C receptor-related FT protein 2" FT /id="PRO_0000084846" FT TRANSMEM 103..123 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 125..145 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 152..172 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 176..196 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 217..237 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 252..272 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 310..330 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 349..369 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 386..406 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 407..427 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 436..456 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 471..491 FT /note="Helical" FT /evidence="ECO:0000255" FT REPEAT 25..30 FT /note="1" FT REPEAT 31..36 FT /note="2" FT REPEAT 37..42 FT /note="3" FT REPEAT 43..48 FT /note="4" FT REPEAT 49..54 FT /note="5" FT REPEAT 55..60 FT /note="6; approximate" FT REPEAT 61..66 FT /note="7; approximate" FT REPEAT 67..72 FT /note="8" FT REGION 1..70 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 25..72 FT /note="8 X 6 AA tandem repeats of P-S-[VS]-S-[VIAG]-[HNP]" FT REGION 500..526 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 1..15 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 25..69 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 500..514 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOD_RES 515 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:Q91X85" FT VAR_SEQ 1..18 FT /note="MVNEGPNQEESDDTPVPE -> MSADNSSTICVCRSVRQE (in isoform FT 2)" FT /evidence="ECO:0000303|PubMed:14702039" FT /id="VSP_043048" FT VAR_SEQ 19..223 FT /note="Missing (in isoform 2)" FT /evidence="ECO:0000303|PubMed:14702039" FT /id="VSP_043049" FT VARIANT 16 FT /note="V -> A (in dbSNP:rs2287015)" FT /evidence="ECO:0000269|PubMed:14702039" FT /id="VAR_018271" FT VARIANT 84 FT /note="R -> H (in PVHH)" FT /evidence="ECO:0000269|PubMed:20690116" FT /id="VAR_064410" FT VARIANT 110..112 FT /note="NIF -> I (in PVHH)" FT /evidence="ECO:0000269|PubMed:20518025" FT /id="VAR_064411" FT VARIANT 280 FT /note="P -> R (in PVHH; dbSNP:rs267606823)" FT /evidence="ECO:0000269|PubMed:20206334" FT /id="VAR_064043" FT VARIANT 326 FT /note="A -> V (in PVHH; dbSNP:rs267606824)" FT /evidence="ECO:0000269|PubMed:20518025" FT /id="VAR_064412" FT VARIANT 352 FT /note="T -> R (in PVHH)" FT /evidence="ECO:0000269|PubMed:20690116" FT /id="VAR_064413" FT VARIANT 398 FT /note="L -> V (in PVHH; dbSNP:rs267606822)" FT /evidence="ECO:0000269|PubMed:20206334, FT ECO:0000269|PubMed:20518025, ECO:0000269|PubMed:20690116" FT /id="VAR_064044" FT VARIANT 412 FT /note="G -> R (in PVHH)" FT /evidence="ECO:0000269|PubMed:20690116" FT /id="VAR_064414" FT VARIANT 430 FT /note="T -> M (in PVHH; dbSNP:rs267606825)" FT /evidence="ECO:0000269|PubMed:20690116" FT /id="VAR_064415" FT VARIANT 430 FT /note="T -> R (in PVHH; dbSNP:rs267606825)" FT /evidence="ECO:0000269|PubMed:20206334" FT /id="VAR_064045" FT VARIANT 481 FT /note="A -> T (in dbSNP:rs35126362)" FT /id="VAR_050299" FT CONFLICT 419 FT /note="L -> H (in Ref. 3; BAB55381)" FT /evidence="ECO:0000305" FT CONFLICT 439 FT /note="S -> F (in Ref. 3; BAA91126)" FT /evidence="ECO:0000305" SQ SEQUENCE 526 AA; 57241 MW; D233C07350B17870 CRC64; MVNEGPNQEE SDDTPVPESA LQADPSVSVH PSVSVHPSVS INPSVSVHPS SSAHPSALAQ PSGLAHPSSS GPEDLSVIKV SRRRWAVVLV FSCYSMCNSF QWIQYGSINN IFMHFYGVSA FAIDWLSMCY MLTYIPLLLP VAWLLEKFGL RTIALTGSAL NCLGAWVKLG SLKPHLFPVT VVGQLICSVA QVFILGMPSR IASVWFGANE VSTACSVAVF GNQLGIAIGF LVPPVLVPNI EDRDELAYHI SIMFYIIGGV ATLLLILVII VFKEKPKYPP SRAQSLSYAL TSPDASYLGS IARLFKNLNF VLLVITYGLN AGAFYALSTL LNRMVIWHYP GEEVNAGRIG LTIVIAGMLG AVISGIWLDR SKTYKETTLV VYIMTLVGMV VYTFTLNLGH LWVVFITAGT MGFFMTGYLP LGFEFAVELT YPESEGISSG LLNISAQVFG IIFTISQGQI IDNYGTKPGN IFLCVFLTLG AALTAFIKAD LRRQKANKET LENKLQEEEE ESNTSKVPTA VSEDHL //