ID BRL2_ARATH Reviewed; 1143 AA. AC Q9ZPS9; DT 04-JAN-2005, integrated into UniProtKB/Swiss-Prot. DT 01-MAY-1999, sequence version 1. DT 27-MAR-2024, entry version 164. DE RecName: Full=Serine/threonine-protein kinase BRI1-like 2; DE EC=2.7.11.1 {ECO:0000255|PROSITE-ProRule:PRU00159, ECO:0000269|PubMed:12417696, ECO:0000269|PubMed:19000166}; DE AltName: Full=BRASSINOSTEROID INSENSITIVE 1-like protein 2 {ECO:0000303|PubMed:15486337}; DE AltName: Full=Protein VASCULAR HIGHWAY 1 {ECO:0000303|PubMed:12417696}; DE Flags: Precursor; GN Name=BRL2 {ECO:0000303|PubMed:15486337}; GN Synonyms=VH1 {ECO:0000303|PubMed:12417696}; GN OrderedLocusNames=At2g01950 {ECO:0000312|Araport:AT2G01950}; GN ORFNames=F14H20.2 {ECO:0000312|EMBL:AAD20088.1}; OS Arabidopsis thaliana (Mouse-ear cress). OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; OC rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis. OX NCBI_TaxID=3702; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=cv. Columbia; RX PubMed=10617197; DOI=10.1038/45471; RA Lin X., Kaul S., Rounsley S.D., Shea T.P., Benito M.-I., Town C.D., RA Fujii C.Y., Mason T.M., Bowman C.L., Barnstead M.E., Feldblyum T.V., RA Buell C.R., Ketchum K.A., Lee J.J., Ronning C.M., Koo H.L., Moffat K.S., RA Cronin L.A., Shen M., Pai G., Van Aken S., Umayam L., Tallon L.J., RA Gill J.E., Adams M.D., Carrera A.J., Creasy T.H., Goodman H.M., RA Somerville C.R., Copenhaver G.P., Preuss D., Nierman W.C., White O., RA Eisen J.A., Salzberg S.L., Fraser C.M., Venter J.C.; RT "Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana."; RL Nature 402:761-768(1999). RN [2] RP GENOME REANNOTATION. RC STRAIN=cv. Columbia; RX PubMed=27862469; DOI=10.1111/tpj.13415; RA Cheng C.Y., Krishnakumar V., Chan A.P., Thibaud-Nissen F., Schobel S., RA Town C.D.; RT "Araport11: a complete reannotation of the Arabidopsis thaliana reference RT genome."; RL Plant J. 89:789-804(2017). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. RC STRAIN=cv. Columbia; RX PubMed=14593172; DOI=10.1126/science.1088305; RA Yamada K., Lim J., Dale J.M., Chen H., Shinn P., Palm C.J., Southwick A.M., RA Wu H.C., Kim C.J., Nguyen M., Pham P.K., Cheuk R.F., Karlin-Newmann G., RA Liu S.X., Lam B., Sakano H., Wu T., Yu G., Miranda M., Quach H.L., RA Tripp M., Chang C.H., Lee J.M., Toriumi M.J., Chan M.M., Tang C.C., RA Onodera C.S., Deng J.M., Akiyama K., Ansari Y., Arakawa T., Banh J., RA Banno F., Bowser L., Brooks S.Y., Carninci P., Chao Q., Choy N., Enju A., RA Goldsmith A.D., Gurjal M., Hansen N.F., Hayashizaki Y., Johnson-Hopson C., RA Hsuan V.W., Iida K., Karnes M., Khan S., Koesema E., Ishida J., Jiang P.X., RA Jones T., Kawai J., Kamiya A., Meyers C., Nakajima M., Narusaka M., RA Seki M., Sakurai T., Satou M., Tamse R., Vaysberg M., Wallender E.K., RA Wong C., Yamamura Y., Yuan S., Shinozaki K., Davis R.W., Theologis A., RA Ecker J.R.; RT "Empirical analysis of transcriptional activity in the Arabidopsis RT genome."; RL Science 302:842-846(2003). RN [4] RP FUNCTION, TISSUE SPECIFICITY, AND CATALYTIC ACTIVITY. RX PubMed=12417696; DOI=10.1105/tpc.005884; RA Clay N.K., Nelson T.; RT "VH1, a provascular cell-specific receptor kinase that influences leaf cell RT patterns in Arabidopsis."; RL Plant Cell 14:2707-2722(2002). RN [5] RP SUBCELLULAR LOCATION, AND LACK OF STEROID-BINDING. RX PubMed=15486337; DOI=10.1242/dev.01403; RA Cano-Delgado A., Yin Y., Yu C., Vafeados D., Mora-Garcia S., Cheng J.-C., RA Nam K.H., Li J., Chory J.; RT "BRL1 and BRL3 are novel brassinosteroid receptors that function in RT vascular differentiation in Arabidopsis."; RL Development 131:5341-5351(2004). RN [6] RP FUNCTION, INTERACTION WITH TTL3, TISSUE SPECIFICITY, AND CATALYTIC RP ACTIVITY. RX PubMed=19000166; DOI=10.1111/j.1365-313x.2008.03742.x; RA Ceserani T., Trofka A., Gandotra N., Nelson T.; RT "VH1/BRL2 receptor-like kinase interacts with vascular-specific adaptor RT proteins VIT and VIK to influence leaf venation."; RL Plant J. 57:1000-1014(2009). CC -!- FUNCTION: Receptor with a serine/threonine-protein kinase activity, CC which may transduce extracellular spatial and temporal signals into CC downstream cell differentiation responses in provascular and procambial CC cells. In contrast to BRI1, BRL1 and BRL3, it does not bind CC brassinolide. {ECO:0000269|PubMed:12417696, CC ECO:0000269|PubMed:19000166}. CC -!- CATALYTIC ACTIVITY: CC Reaction=ATP + L-seryl-[protein] = ADP + H(+) + O-phospho-L-seryl- CC [protein]; Xref=Rhea:RHEA:17989, Rhea:RHEA-COMP:9863, Rhea:RHEA- CC COMP:11604, ChEBI:CHEBI:15378, ChEBI:CHEBI:29999, ChEBI:CHEBI:30616, CC ChEBI:CHEBI:83421, ChEBI:CHEBI:456216; EC=2.7.11.1; CC Evidence={ECO:0000269|PubMed:12417696, ECO:0000269|PubMed:19000166}; CC -!- CATALYTIC ACTIVITY: CC Reaction=ATP + L-threonyl-[protein] = ADP + H(+) + O-phospho-L- CC threonyl-[protein]; Xref=Rhea:RHEA:46608, Rhea:RHEA-COMP:11060, CC Rhea:RHEA-COMP:11605, ChEBI:CHEBI:15378, ChEBI:CHEBI:30013, CC ChEBI:CHEBI:30616, ChEBI:CHEBI:61977, ChEBI:CHEBI:456216; CC EC=2.7.11.1; Evidence={ECO:0000269|PubMed:12417696, CC ECO:0000269|PubMed:19000166}; CC -!- SUBUNIT: Interacts with TTL3. {ECO:0000269|PubMed:19000166}. CC -!- INTERACTION: CC Q9ZPS9; Q9SHI2: At1g17230; NbExp=4; IntAct=EBI-2292728, EBI-20651261; CC Q9ZPS9; A0A178WLG7: At1g51790; NbExp=3; IntAct=EBI-2292728, EBI-20652336; CC Q9ZPS9; O65440-2: BAM3; NbExp=2; IntAct=EBI-2292728, EBI-20653325; CC Q9ZPS9; Q9LHP4: RGI1; NbExp=4; IntAct=EBI-2292728, EBI-20660903; CC Q9ZPS9; Q9SIN1: TTL3; NbExp=2; IntAct=EBI-2292728, EBI-2292882; CC Q9ZPS9; Q9XI87: VIK; NbExp=2; IntAct=EBI-2292728, EBI-2292778; CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000269|PubMed:15486337}; CC Single-pass type I membrane protein {ECO:0000269|PubMed:15486337}. CC -!- TISSUE SPECIFICITY: Expressed in provascular and procambial sites CC throughout plant development. Expressed throughout globe- to heart- CC staged embryos. Then, it is restricted to procambial cells by the late CC torpedo stage, and this pattern persists throughout the duration of CC embryo development. After germination, it is expressed not only in CC procambial cells throughout the plant but also in all lateral organ CC primordia before the onset of vascularization. CC {ECO:0000269|PubMed:12417696, ECO:0000269|PubMed:19000166}. CC -!- DOMAIN: Contains two pairs of conservatively spaced Cys (Cys pair 1 and CC 2) possibly involved in forming some heterodimers. {ECO:0000250}. CC -!- SIMILARITY: Belongs to the protein kinase superfamily. Ser/Thr protein CC kinase family. {ECO:0000255|PROSITE-ProRule:PRU00159}. 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; AC006532; AAD20088.1; -; Genomic_DNA. DR EMBL; CP002685; AEC05526.1; -; Genomic_DNA. DR EMBL; AY074313; AAL67010.1; -; mRNA. DR PIR; B84431; B84431. DR RefSeq; NP_178304.1; NM_126256.4. DR AlphaFoldDB; Q9ZPS9; -. DR SMR; Q9ZPS9; -. DR BioGRID; 129; 91. DR IntAct; Q9ZPS9; 91. DR STRING; 3702.Q9ZPS9; -. DR GlyCosmos; Q9ZPS9; 12 sites, No reported glycans. DR PaxDb; 3702-AT2G01950-1; -. DR ProteomicsDB; 240704; -. DR EnsemblPlants; AT2G01950.1; AT2G01950.1; AT2G01950. DR GeneID; 814726; -. DR Gramene; AT2G01950.1; AT2G01950.1; AT2G01950. DR KEGG; ath:AT2G01950; -. DR Araport; AT2G01950; -. DR TAIR; AT2G01950; BRL2. DR eggNOG; ENOG502QS1K; Eukaryota. DR HOGENOM; CLU_000288_22_1_1; -. DR InParanoid; Q9ZPS9; -. DR OMA; DGFLACY; -. DR OrthoDB; 385706at2759; -. DR PhylomeDB; Q9ZPS9; -. DR PRO; PR:Q9ZPS9; -. DR Proteomes; UP000006548; Chromosome 2. DR ExpressionAtlas; Q9ZPS9; baseline and differential. DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell. DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW. DR GO; GO:0106310; F:protein serine kinase activity; IEA:RHEA. DR GO; GO:0004675; F:transmembrane receptor protein serine/threonine kinase activity; ISS:TAIR. DR GO; GO:0009734; P:auxin-activated signaling pathway; IMP:TAIR. DR GO; GO:0009742; P:brassinosteroid mediated signaling pathway; IMP:TAIR. DR GO; GO:0010305; P:leaf vascular tissue pattern formation; IMP:TAIR. DR GO; GO:0010233; P:phloem transport; IDA:TAIR. DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW. DR GO; GO:0010051; P:xylem and phloem pattern formation; IMP:TAIR. DR CDD; cd14066; STKc_IRAK; 1. DR Gene3D; 3.30.1490.310; -; 1. DR Gene3D; 3.80.10.10; Ribonuclease Inhibitor; 1. DR Gene3D; 1.10.510.10; Transferase(Phosphotransferase) domain 1; 1. DR InterPro; IPR045381; BRI1_island_dom. DR InterPro; IPR011009; Kinase-like_dom_sf. DR InterPro; IPR001611; Leu-rich_rpt. DR InterPro; IPR003591; Leu-rich_rpt_typical-subtyp. DR InterPro; IPR032675; LRR_dom_sf. DR InterPro; IPR013210; LRR_N_plant-typ. DR InterPro; IPR000719; Prot_kinase_dom. DR InterPro; IPR017441; Protein_kinase_ATP_BS. DR InterPro; IPR008271; Ser/Thr_kinase_AS. DR PANTHER; PTHR48053; LEUCINE RICH REPEAT FAMILY PROTEIN, EXPRESSED; 1. DR PANTHER; PTHR48053:SF55; SERINE_THREONINE-PROTEIN KINASE BRI1-LIKE 2; 1. DR Pfam; PF20141; Island; 1. DR Pfam; PF00560; LRR_1; 6. DR Pfam; PF13855; LRR_8; 3. DR Pfam; PF08263; LRRNT_2; 1. DR Pfam; PF00069; Pkinase; 1. DR PRINTS; PR00019; LEURICHRPT. DR SMART; SM00369; LRR_TYP; 5. DR SMART; SM00220; S_TKc; 1. DR SUPFAM; SSF52058; L domain-like; 3. DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1. DR PROSITE; PS51450; LRR; 17. DR PROSITE; PS00107; PROTEIN_KINASE_ATP; 1. DR PROSITE; PS50011; PROTEIN_KINASE_DOM; 1. DR PROSITE; PS00108; PROTEIN_KINASE_ST; 1. DR Genevisible; Q9ZPS9; AT. PE 1: Evidence at protein level; KW ATP-binding; Cell membrane; Glycoprotein; Kinase; Leucine-rich repeat; KW Membrane; Nucleotide-binding; Phosphoprotein; Receptor; Reference proteome; KW Repeat; Serine/threonine-protein kinase; Signal; Transferase; KW Transmembrane; Transmembrane helix. FT SIGNAL 1..31 FT /evidence="ECO:0000255" FT CHAIN 32..1143 FT /note="Serine/threonine-protein kinase BRI1-like 2" FT /id="PRO_0000024309" FT TOPO_DOM 32..756 FT /note="Extracellular" FT /evidence="ECO:0000255" FT TRANSMEM 757..777 FT /note="Helical" FT /evidence="ECO:0000255" FT TOPO_DOM 778..1143 FT /note="Cytoplasmic" FT /evidence="ECO:0000255" FT REPEAT 77..101 FT /note="LRR 1" FT /evidence="ECO:0000255" FT REPEAT 102..125 FT /note="LRR 2" FT /evidence="ECO:0000255" FT REPEAT 126..150 FT /note="LRR 3" FT /evidence="ECO:0000255" FT REPEAT 151..175 FT /note="LRR 4" FT /evidence="ECO:0000255" FT REPEAT 177..200 FT /note="LRR 5" FT /evidence="ECO:0000255" FT REPEAT 203..227 FT /note="LRR 6" FT /evidence="ECO:0000255" FT REPEAT 228..250 FT /note="LRR 7" FT /evidence="ECO:0000255" FT REPEAT 251..275 FT /note="LRR 8" FT /evidence="ECO:0000255" FT REPEAT 277..299 FT /note="LRR 9" FT /evidence="ECO:0000255" FT REPEAT 300..324 FT /note="LRR 10" FT /evidence="ECO:0000255" FT REPEAT 326..349 FT /note="LRR 11" FT /evidence="ECO:0000255" FT REPEAT 351..373 FT /note="LRR 12" FT /evidence="ECO:0000255" FT REPEAT 374..398 FT /note="LRR 13" FT /evidence="ECO:0000255" FT REPEAT 399..422 FT /note="LRR 14" FT /evidence="ECO:0000255" FT REPEAT 424..446 FT /note="LRR 15" FT /evidence="ECO:0000255" FT REPEAT 447..470 FT /note="LRR 16" FT /evidence="ECO:0000255" FT REPEAT 472..493 FT /note="LRR 17" FT /evidence="ECO:0000255" FT REPEAT 494..518 FT /note="LRR 18" FT /evidence="ECO:0000255" FT REPEAT 520..542 FT /note="LRR 19" FT /evidence="ECO:0000255" FT REPEAT 570..594 FT /note="LRR 20" FT /evidence="ECO:0000255" FT REPEAT 610..634 FT /note="LRR 21" FT /evidence="ECO:0000255" FT REPEAT 635..660 FT /note="LRR 22" FT /evidence="ECO:0000255" FT REPEAT 662..681 FT /note="LRR 23" FT /evidence="ECO:0000255" FT REPEAT 682..707 FT /note="LRR 24" FT /evidence="ECO:0000255" FT DOMAIN 838..1129 FT /note="Protein kinase" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159" FT MOTIF 68..75 FT /note="Cys pair 1" FT MOTIF 720..727 FT /note="Cys pair 2" FT ACT_SITE 966 FT /note="Proton acceptor" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159, FT ECO:0000255|PROSITE-ProRule:PRU10027" FT BINDING 844..852 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159" FT BINDING 866 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159" FT MOD_RES 835 FT /note="Phosphothreonine" FT /evidence="ECO:0000250|UniProtKB:O22476" FT MOD_RES 911 FT /note="Phosphotyrosine" FT /evidence="ECO:0000250|UniProtKB:O22476" FT MOD_RES 1001 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:Q9M0G7" FT MOD_RES 1009 FT /note="Phosphotyrosine" FT /evidence="ECO:0000250|UniProtKB:C0LGT6" FT CARBOHYD 84 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 118 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 163 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 188 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 226 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 234 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 288 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 312 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 412 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 469 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 506 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" FT CARBOHYD 681 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00498" SQ SEQUENCE 1143 AA; 125676 MW; 7D1C88493F27A94E CRC64; MTTSPIRVRI RTRIQISFIF LLTHLSQSSS SDQSSLKTDS LSLLSFKTMI QDDPNNILSN WSPRKSPCQF SGVTCLGGRV TEINLSGSGL SGIVSFNAFT SLDSLSVLKL SENFFVLNST SLLLLPLTLT HLELSSSGLI GTLPENFFSK YSNLISITLS YNNFTGKLPN DLFLSSKKLQ TLDLSYNNIT GPISGLTIPL SSCVSMTYLD FSGNSISGYI SDSLINCTNL KSLNLSYNNF DGQIPKSFGE LKLLQSLDLS HNRLTGWIPP EIGDTCRSLQ NLRLSYNNFT GVIPESLSSC SWLQSLDLSN NNISGPFPNT ILRSFGSLQI LLLSNNLISG DFPTSISACK SLRIADFSSN RFSGVIPPDL CPGAASLEEL RLPDNLVTGE IPPAISQCSE LRTIDLSLNY LNGTIPPEIG NLQKLEQFIA WYNNIAGEIP PEIGKLQNLK DLILNNNQLT GEIPPEFFNC SNIEWVSFTS NRLTGEVPKD FGILSRLAVL QLGNNNFTGE IPPELGKCTT LVWLDLNTNH LTGEIPPRLG RQPGSKALSG LLSGNTMAFV RNVGNSCKGV GGLVEFSGIR PERLLQIPSL KSCDFTRMYS GPILSLFTRY QTIEYLDLSY NQLRGKIPDE IGEMIALQVL ELSHNQLSGE IPFTIGQLKN LGVFDASDNR LQGQIPESFS NLSFLVQIDL SNNELTGPIP QRGQLSTLPA TQYANNPGLC GVPLPECKNG NNQLPAGTEE GKRAKHGTRA ASWANSIVLG VLISAASVCI LIVWAIAVRA RRRDADDAKM LHSLQAVNSA TTWKIEKEKE PLSINVATFQ RQLRKLKFSQ LIEATNGFSA ASMIGHGGFG EVFKATLKDG SSVAIKKLIR LSCQGDREFM AEMETLGKIK HRNLVPLLGY CKIGEERLLV YEFMQYGSLE EVLHGPRTGE KRRILGWEER KKIAKGAAKG LCFLHHNCIP HIIHRDMKSS NVLLDQDMEA RVSDFGMARL ISALDTHLSV STLAGTPGYV PPEYYQSFRC TAKGDVYSIG VVMLEILSGK RPTDKEEFGD TNLVGWSKMK AREGKHMEVI DEDLLKEGSS ESLNEKEGFE GGVIVKEMLR YLEIALRCVD DFPSKRPNML QVVASLRELR GSENNSHSHS NSL //