ID LSP1_MOUSE Reviewed; 330 AA. AC P19973; A2A6J5; A2A6J6; P97339; Q04950; Q62022; Q62023; Q62024; Q8CD28; AC Q99L65; DT 01-FEB-1991, integrated into UniProtKB/Swiss-Prot. DT 01-FEB-1996, sequence version 2. DT 02-SEP-2026, entry version 199. DE RecName: Full=Lymphocyte-specific protein 1; DE AltName: Full=52 kDa phosphoprotein; DE Short=pp52; DE AltName: Full=Lymphocyte-specific antigen WP34; DE AltName: Full=S37 protein; GN Name=Lsp1; Synonyms=Pp52, S37, Wp34; OS Mus musculus (Mouse). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae; OC Murinae; Mus; Mus. OX NCBI_TaxID=10090; RN [1] RP NUCLEOTIDE SEQUENCE (ISOFORM 1). RC STRAIN=BALB/cJ; RX PubMed=3263441; DOI=10.4049/jimmunol.141.11.3999; RA Jongstra J., Tidmarsh G.F., Jongstra-Bilen J., Davis M.M.; RT "A new lymphocyte-specific gene which encodes a putative Ca2+-binding RT protein is not expressed in transformed T lymphocyte lines."; RL J. Immunol. 141:3999-4004(1988). RN [2] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 2). RX PubMed=8417117; DOI=10.4049/jimmunol.150.1.115; RA Gimble J.M., Dorheim M.-A., Youkhana K., Hudson J., Nead M., Gilly M., RA Wood W.J. Jr., Hermanson G.G., Kuehl M., Wall R., Kincade P.W.; RT "Alternatively spliced pp52 mRNA in nonlymphoid stromal cells."; RL J. Immunol. 150:115-121(1993). RN [3] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). RC STRAIN=BALB/cJ; RX PubMed=7935501; DOI=10.1016/0161-5890(94)90026-4; RA Jongstra J., Ittel M.E., Iscove N.N., Brady G.; RT "The LSP1 gene is expressed in cultured normal and transformed mouse RT macrophages."; RL Mol. Immunol. 31:1125-1131(1994). RN [4] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), AND PHOSPHORYLATION. RC STRAIN=ICR; TISSUE=Thymus; RX PubMed=7775393; DOI=10.1093/oxfordjournals.jbchem.a124714; RA Matsumoto N., Kojima S., Osawa T., Toyoshima S.; RT "Protein kinase C phosphorylates p50 LSP1 and induces translocation of p50 RT LSP1 in T lymphocytes."; RL J. Biochem. 117:222-229(1995). RN [5] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), AND ALTERNATIVE SPLICING. RC STRAIN=ICR; TISSUE=Thymus; RX PubMed=8537319; DOI=10.1093/oxfordjournals.jbchem.a124885; RA Matsumoto N., Kita K., Kojima S., Yamamoto K., Irimura T., Miyagi M., RA Tsunasawa S., Toyoshima S.; RT "Lymphocyte isoforms of mouse p50 LSP1, which are phosphorylated in RT mitogen-activated T cells, are formed through alternative splicing and RT phosphorylation."; RL J. Biochem. 118:237-243(1995). RN [6] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=C57BL/6J; RX PubMed=19468303; DOI=10.1371/journal.pbio.1000112; RA Church D.M., Goodstadt L., Hillier L.W., Zody M.C., Goldstein S., She X., RA Bult C.J., Agarwala R., Cherry J.L., DiCuccio M., Hlavina W., Kapustin Y., RA Meric P., Maglott D., Birtle Z., Marques A.C., Graves T., Zhou S., RA Teague B., Potamousis K., Churas C., Place M., Herschleb J., Runnheim R., RA Forrest D., Amos-Landgraf J., Schwartz D.C., Cheng Z., Lindblad-Toh K., RA Eichler E.E., Ponting C.P.; RT "Lineage-specific biology revealed by a finished genome assembly of the RT mouse."; RL PLoS Biol. 7:E1000112-E1000112(2009). RN [7] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2). RC STRAIN=FVB/N; TISSUE=Mammary gland; 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 [8] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA] OF 1-124 (ISOFORMS 1 AND 2), AND RP ALTERNATIVE SPLICING. RC STRAIN=BALB/cJ; TISSUE=Leukocyte, and Stromal cell; RX PubMed=8838798; DOI=10.1006/geno.1996.0129; RA Thompson A.A., Omori S.A., Gilly M.J., May W., Gordon M.S., Wood W.J. Jr., RA Miyoshi E., Malone C.S., Gimble J., Denny C.T., Wall R.; RT "Alternatively spliced exons encode the tissue-specific 5' termini of RT leukocyte pp52 and stromal cell S37 mRNA isoforms."; RL Genomics 32:352-357(1996). RN [9] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 1-127 (ISOFORM 2). RC STRAIN=C57BL/6J; TISSUE=Testis; RX PubMed=16141072; DOI=10.1126/science.1112014; RA Carninci P., Kasukawa T., Katayama S., Gough J., Frith M.C., Maeda N., RA Oyama R., Ravasi T., Lenhard B., Wells C., Kodzius R., Shimokawa K., RA Bajic V.B., Brenner S.E., Batalov S., Forrest A.R., Zavolan M., Davis M.J., RA Wilming L.G., Aidinis V., Allen J.E., Ambesi-Impiombato A., Apweiler R., RA Aturaliya R.N., Bailey T.L., Bansal M., Baxter L., Beisel K.W., Bersano T., RA Bono H., Chalk A.M., Chiu K.P., Choudhary V., Christoffels A., RA Clutterbuck D.R., Crowe M.L., Dalla E., Dalrymple B.P., de Bono B., RA Della Gatta G., di Bernardo D., Down T., Engstrom P., Fagiolini M., RA Faulkner G., Fletcher C.F., Fukushima T., Furuno M., Futaki S., RA Gariboldi M., Georgii-Hemming P., Gingeras T.R., Gojobori T., Green R.E., RA Gustincich S., Harbers M., Hayashi Y., Hensch T.K., Hirokawa N., Hill D., RA Huminiecki L., Iacono M., Ikeo K., Iwama A., Ishikawa T., Jakt M., RA Kanapin A., Katoh M., Kawasawa Y., Kelso J., Kitamura H., Kitano H., RA Kollias G., Krishnan S.P., Kruger A., Kummerfeld S.K., Kurochkin I.V., RA Lareau L.F., Lazarevic D., Lipovich L., Liu J., Liuni S., McWilliam S., RA Madan Babu M., Madera M., Marchionni L., Matsuda H., Matsuzawa S., Miki H., RA Mignone F., Miyake S., Morris K., Mottagui-Tabar S., Mulder N., Nakano N., RA Nakauchi H., Ng P., Nilsson R., Nishiguchi S., Nishikawa S., Nori F., RA Ohara O., Okazaki Y., Orlando V., Pang K.C., Pavan W.J., Pavesi G., RA Pesole G., Petrovsky N., Piazza S., Reed J., Reid J.F., Ring B.Z., RA Ringwald M., Rost B., Ruan Y., Salzberg S.L., Sandelin A., Schneider C., RA Schoenbach C., Sekiguchi K., Semple C.A., Seno S., Sessa L., Sheng Y., RA Shibata Y., Shimada H., Shimada K., Silva D., Sinclair B., Sperling S., RA Stupka E., Sugiura K., Sultana R., Takenaka Y., Taki K., Tammoja K., RA Tan S.L., Tang S., Taylor M.S., Tegner J., Teichmann S.A., Ueda H.R., RA van Nimwegen E., Verardo R., Wei C.L., Yagi K., Yamanishi H., RA Zabarovsky E., Zhu S., Zimmer A., Hide W., Bult C., Grimmond S.M., RA Teasdale R.D., Liu E.T., Brusic V., Quackenbush J., Wahlestedt C., RA Mattick J.S., Hume D.A., Kai C., Sasaki D., Tomaru Y., Fukuda S., RA Kanamori-Katayama M., Suzuki M., Aoki J., Arakawa T., Iida J., Imamura K., RA Itoh M., Kato T., Kawaji H., Kawagashira N., Kawashima T., Kojima M., RA Kondo S., Konno H., Nakano K., Ninomiya N., Nishio T., Okada M., Plessy C., RA Shibata K., Shiraki T., Suzuki S., Tagami M., Waki K., Watahiki A., RA Okamura-Oho Y., Suzuki H., Kawai J., Hayashizaki Y.; RT "The transcriptional landscape of the mammalian genome."; RL Science 309:1559-1563(2005). RN [10] RP PROTEIN SEQUENCE OF 55-81; 131-144; 211-229; 238-255 AND 311-330, AND RP PHOSPHORYLATION. RC TISSUE=T-cell; RX PubMed=8340356; DOI=10.1093/oxfordjournals.jbchem.a124094; RA Matsumoto N., Toyoshima S., Osawa T.; RT "Characterization of the 50 kDa protein phosphorylated in concanavalin A- RT stimulated mouse T cells."; RL J. Biochem. 113:630-636(1993). RN [11] RP PHOSPHORYLATION AT SER-243 BY MAPKAPK2, MUTAGENESIS OF SER-195 AND SER-243, RP AND FUNCTION. RX PubMed=17481585; DOI=10.1016/j.bbrc.2007.04.104; RA Wu Y., Zhan L., Ai Y., Hannigan M., Gaestel M., Huang C.-K., Madri J.A.; RT "MAPKAPK2-mediated LSP1 phosphorylation and FMLP-induced neutrophil RT polarization."; RL Biochem. Biophys. Res. Commun. 358:170-175(2007). RN [12] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-166 AND SER-168, AND RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RC TISSUE=Liver; RX PubMed=17242355; DOI=10.1073/pnas.0609836104; RA Villen J., Beausoleil S.A., Gerber S.A., Gygi S.P.; RT "Large-scale phosphorylation analysis of mouse liver."; RL Proc. Natl. Acad. Sci. U.S.A. 104:1488-1493(2007). RN [13] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-166; SER-168; SER-180; RP SER-184 AND SER-243, AND IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE RP ANALYSIS]. RC TISSUE=Brown adipose tissue, Heart, Kidney, Liver, Lung, Pancreas, RC Spleen, and Testis; RX PubMed=21183079; DOI=10.1016/j.cell.2010.12.001; RA Huttlin E.L., Jedrychowski M.P., Elias J.E., Goswami T., Rad R., RA Beausoleil S.A., Villen J., Haas W., Sowa M.E., Gygi S.P.; RT "A tissue-specific atlas of mouse protein phosphorylation and expression."; RL Cell 143:1174-1189(2010). CC -!- FUNCTION: May play a role in mediating neutrophil activation and CC chemotaxis. {ECO:0000269|PubMed:17481585}. CC -!- SUBCELLULAR LOCATION: Cell membrane; Peripheral membrane protein; CC Cytoplasmic side. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=2; CC Name=1; CC IsoId=P19973-1; Sequence=Displayed; CC Name=2; CC IsoId=P19973-2; Sequence=VSP_004313; CC -!- TISSUE SPECIFICITY: Isoform 1 is expressed in normal mouse B and T- CC lymphocytes and in transformed B-cells but not (or in smaller amounts) CC in nine T-lymphoma lines tested. Isoform 2 is expressed in non-lymphoid CC cell lines (myocytes, stromal cells, fibroblasts). CC -!- PTM: Phosphorylated by casein kinase II, protein kinase C and MAPKAPK2. CC Phosphorylation by PKC induces translocation from membrane to CC cytoplasm. Phosphorylation by MAPKAPK2 may regulate neutrophil CC chemotaxis. {ECO:0000269|PubMed:17481585, ECO:0000269|PubMed:7775393, CC ECO:0000269|PubMed:8340356}. 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; M90316; AAA65108.1; -; mRNA. DR EMBL; S74179; AAB32257.1; -; mRNA. DR EMBL; M89956; AAB48537.1; -; mRNA. DR EMBL; D49691; BAA08541.1; -; mRNA. DR EMBL; AL603651; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; BC003796; AAH03796.1; -; mRNA. DR EMBL; U30942; AAB37542.1; -; Genomic_DNA. DR EMBL; U30939; AAB37542.1; JOINED; Genomic_DNA. DR EMBL; U30941; AAB37542.1; JOINED; Genomic_DNA. DR EMBL; U30942; AAB37543.1; -; Genomic_DNA. DR EMBL; U30940; AAB37543.1; JOINED; Genomic_DNA. DR EMBL; U30941; AAB37543.1; JOINED; Genomic_DNA. DR EMBL; AK031587; BAC27463.1; -; mRNA. DR CCDS; CCDS40193.1; -. [P19973-2] DR CCDS; CCDS52450.1; -. [P19973-1] DR PIR; A30533; A30533. DR PIR; A46521; A46521. DR RefSeq; NP_001129543.1; NM_001136071.3. [P19973-1] DR RefSeq; NP_001258437.1; NM_001271508.2. DR RefSeq; NP_001258439.1; NM_001271510.2. [P19973-1] DR RefSeq; NP_062264.1; NM_019391.4. [P19973-2] DR AlphaFoldDB; P19973; -. DR SMR; P19973; -. DR BioGRID; 201211; 5. DR FunCoup; P19973; 160. DR IntAct; P19973; 2. DR MINT; P19973; -. DR STRING; 10090.ENSMUSP00000101588; -. DR GlyGen; P19973; 1 site, 1 O-linked glycan (1 site). DR iPTMnet; P19973; -. DR PhosphoSitePlus; P19973; -. DR SwissPalm; P19973; -. DR CPTAC; non-CPTAC-3471; -. DR jPOST; P19973; -. DR PaxDb; 10090-ENSMUSP00000101588; -. DR PeptideAtlas; P19973; -. DR ProteomicsDB; 292121; -. [P19973-1] DR ProteomicsDB; 292122; -. [P19973-2] DR Pumba; P19973; -. DR Antibodypedia; 4493; 669 antibodies from 42 providers. DR DNASU; 16985; -. DR Ensembl; ENSMUST00000018963.11; ENSMUSP00000018963.5; ENSMUSG00000018819.11. [P19973-1] DR Ensembl; ENSMUST00000038946.9; ENSMUSP00000040637.3; ENSMUSG00000018819.11. [P19973-2] DR Ensembl; ENSMUST00000105968.8; ENSMUSP00000101588.2; ENSMUSG00000018819.11. [P19973-1] DR GeneID; 16985; -. DR KEGG; mmu:16985; -. DR UCSC; uc009knb.3; mouse. [P19973-1] DR UCSC; uc009knf.2; mouse. [P19973-2] DR AGR; MGI:96832; -. DR CTD; 4046; -. DR MGI; MGI:96832; Lsp1. DR VEuPathDB; HostDB:ENSMUSG00000018819; -. DR eggNOG; KOG3656; Eukaryota. DR GeneTree; ENSGT00940000153901; -. DR InParanoid; P19973; -. DR OMA; TRIDDKM; -. DR OrthoDB; 9947942at2759; -. DR PhylomeDB; P19973; -. DR BioGRID-ORCS; 16985; 0 hits in 77 CRISPR screens. DR PRO; PR:P19973; -. DR Proteomes; UP000000589; Chromosome 7. DR RNAct; P19973; protein. DR Bgee; ENSMUSG00000018819; Expressed in granulocyte and 209 other cell types or tissues. DR ExpressionAtlas; P19973; baseline and differential. DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell. DR GO; GO:0003779; F:actin binding; TAS:MGI. DR GO; GO:0006915; P:apoptotic process; TAS:MGI. DR GO; GO:0098761; P:cellular response to interleukin-7; IDA:MGI. DR GO; GO:0006935; P:chemotaxis; IMP:MGI. DR GO; GO:0007010; P:cytoskeleton organization; TAS:MGI. DR GO; GO:0006952; P:defense response; IMP:MGI. DR GO; GO:0007165; P:signal transduction; IEA:InterPro. DR InterPro; IPR006018; Caldesmon_LSP. DR InterPro; IPR002211; Lymphspecific. DR PANTHER; PTHR18949; CALDESMON; 1. DR PANTHER; PTHR18949:SF1; LYMPHOCYTE-SPECIFIC PROTEIN 1; 1. DR Pfam; PF02029; Caldesmon; 1. DR PRINTS; PR01083; LYMPHSPCIFIC. PE 1: Evidence at protein level; KW Acetylation; Alternative splicing; Cell membrane; KW Direct protein sequencing; Membrane; Phosphoprotein; Reference proteome. FT CHAIN 1..330 FT /note="Lymphocyte-specific protein 1" FT /id="PRO_0000084504" FT REGION 1..246 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 281..302 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 1..20 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 37..62 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 66..77 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 113..135 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 206..215 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 223..242 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 291..302 FT /note="Low complexity" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOD_RES 77 FT /note="Phosphoserine; by CK2" FT /evidence="ECO:0000255" FT MOD_RES 78 FT /note="Phosphoserine; by CK2" FT /evidence="ECO:0000255" FT MOD_RES 166 FT /note="Phosphothreonine" FT /evidence="ECO:0007744|PubMed:17242355, FT ECO:0007744|PubMed:21183079" FT MOD_RES 168 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:17242355, FT ECO:0007744|PubMed:21183079" FT MOD_RES 179 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:P33241" FT MOD_RES 180 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:21183079" FT MOD_RES 184 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:21183079" FT MOD_RES 243 FT /note="Phosphoserine; by MAPKAPK2" FT /evidence="ECO:0000269|PubMed:17481585, FT ECO:0007744|PubMed:21183079" FT MOD_RES 318 FT /note="N6-acetyllysine" FT /evidence="ECO:0000250|UniProtKB:P33241" FT VAR_SEQ 1..23 FT /note="MAEAAIDPRCEEQEELHAEDSEG -> MNGPALLRRNASKRGLEKLLR (in FT isoform 2)" FT /evidence="ECO:0000303|PubMed:15489334, FT ECO:0000303|PubMed:16141072, ECO:0000303|PubMed:8417117, FT ECO:0000303|PubMed:8838798" FT /id="VSP_004313" FT MUTAGEN 195 FT /note="S->A: No effect on phosphorylation by PKC, PKA, FT MAPKAPK2 and CaMK2." FT /evidence="ECO:0000269|PubMed:17481585" FT MUTAGEN 243 FT /note="S->A: Complete loss of phosphorylation by MAPKAPK2, FT partial loss of phosphorylation by PKA, no effect on FT phosphorylation by PKC and CaMK2." FT /evidence="ECO:0000269|PubMed:17481585" FT MUTAGEN 243 FT /note="S->E: Complete loss of phosphorylation by MAPKAPK2, FT partial loss of phosphorylation by PKA, no effect on FT phosphorylation by PKC and CaMK2." FT /evidence="ECO:0000269|PubMed:17481585" FT CONFLICT 125..127 FT /note="SSH -> RQV (in Ref. 9; BAC27463)" FT /evidence="ECO:0000305" FT CONFLICT 155..156 FT /note="AE -> PK (in Ref. 1)" FT /evidence="ECO:0000305" FT CONFLICT 158..163 FT /note="Missing (in Ref. 7; AAH03796)" FT /evidence="ECO:0000305" FT CONFLICT 160 FT /note="I -> T (in Ref. 1)" FT /evidence="ECO:0000305" FT CONFLICT 168 FT /note="S -> N (in Ref. 1)" FT /evidence="ECO:0000305" FT CONFLICT 253 FT /note="S -> G (in Ref. 1)" FT /evidence="ECO:0000305" FT CONFLICT 283 FT /note="S -> T (in Ref. 4 and 5)" FT /evidence="ECO:0000305" FT CONFLICT P19973-2:16 FT /note="L -> Q (in Ref. 8; AAB37543)" FT /evidence="ECO:0000305" SQ SEQUENCE 330 AA; 36714 MW; CCC27150F02859FB CRC64; MAEAAIDPRC EEQEELHAED SEGLTTQWRE EDEEEAAREQ RQRERERQLQ DQDKDKEDDG GHSLEQPGQQ TLISLKSSEL DEDEGFGDWS QKPEPRQQFW GNEGTAEGTE PSQSERPEEK QTEESSHQAK VHLEESNLSY REPDPEDAVG GSGEAEEHLI RHQVRTPSPL ALEDTVELSS PPLSPTTKLA DRTESLNRSI KKSNSVKKSQ PTLPISTIDE RLQQYTQATE SSGRTPKLSR QPSIELPSMA VASTKTLWET GEVQSQSASK TPSCQDIVAG DMSKKSLWEQ KGGSKISSTI KSTPSGKRYK FVATGHGKYE KVLVDEGSAP //