ID NH2L1_HUMAN Reviewed; 128 AA. AC P55769; DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot. DT 23-JAN-2007, sequence version 3. DT 10-FEB-2021, entry version 207. DE RecName: Full=NHP2-like protein 1; DE AltName: Full=High mobility group-like nuclear protein 2 homolog 1; DE AltName: Full=OTK27; DE AltName: Full=SNU13 homolog; DE Short=hSNU13; DE AltName: Full=U4/U6.U5 small nuclear ribonucleoprotein SNU13 {ECO:0000312|HGNC:HGNC:7819}; DE AltName: Full=U4/U6.U5 tri-snRNP 15.5 kDa protein; DE Contains: DE RecName: Full=NHP2-like protein 1, N-terminally processed; GN Name=SNU13 {ECO:0000312|HGNC:HGNC:7819}; Synonyms=NHP2L1; 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]. RX PubMed=8978773; DOI=10.1159/000134186; RA Saito H., Fujiwara T., Shin S., Okui K., Nakamura Y.; RT "Cloning and mapping of a human novel cDNA (NHP2L1) that encodes a protein RT highly homologous to yeast nuclear protein NHP2."; RL Cytogenet. Cell Genet. 72:191-193(1996). RN [2] RP NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 4-7 AND 92-106, FUNCTION, RP AND MUTAGENESIS OF GLY-38; ALA-57; TYR-80 AND 96-SER--VAL-128. RX PubMed=10545122; DOI=10.1093/emboj/18.21.6119; RA Nottrott S., Hartmuth K., Fabrizio P., Urlaub H., Vidovic I., Ficner R., RA Luehrmann R.; RT "Functional interaction of a novel 15.5kD [U4/U6.U5] tri-snRNP protein with RT the 5' stem-loop of U4 snRNA."; RL EMBO J. 18:6119-6133(1999). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. RA Barrow I.K.-P., Boguski M.S., Touchman J.W., Spencer F.; RT "Full-insert sequence of mapped XREF EST."; RL Submitted (AUG-1998) to the EMBL/GenBank/DDBJ databases. RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. RX PubMed=15461802; DOI=10.1186/gb-2004-5-10-r84; RA Collins J.E., Wright C.L., Edwards C.A., Davis M.P., Grinham J.A., RA Cole C.G., Goward M.E., Aguado B., Mallya M., Mokrab Y., Huckle E.J., RA Beare D.M., Dunham I.; RT "A genome annotation-driven approach to cloning the human ORFeome."; RL Genome Biol. 5:R84.1-R84.11(2004). RN [5] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=10591208; DOI=10.1038/990031; RA Dunham I., Hunt A.R., Collins J.E., Bruskiewich R., Beare D.M., Clamp M., RA Smink L.J., Ainscough R., Almeida J.P., Babbage A.K., Bagguley C., RA Bailey J., Barlow K.F., Bates K.N., Beasley O.P., Bird C.P., Blakey S.E., RA Bridgeman A.M., Buck D., Burgess J., Burrill W.D., Burton J., Carder C., RA Carter N.P., Chen Y., Clark G., Clegg S.M., Cobley V.E., Cole C.G., RA Collier R.E., Connor R., Conroy D., Corby N.R., Coville G.J., Cox A.V., RA Davis J., Dawson E., Dhami P.D., Dockree C., Dodsworth S.J., Durbin R.M., RA Ellington A.G., Evans K.L., Fey J.M., Fleming K., French L., Garner A.A., RA Gilbert J.G.R., Goward M.E., Grafham D.V., Griffiths M.N.D., Hall C., RA Hall R.E., Hall-Tamlyn G., Heathcott R.W., Ho S., Holmes S., Hunt S.E., RA Jones M.C., Kershaw J., Kimberley A.M., King A., Laird G.K., Langford C.F., RA Leversha M.A., Lloyd C., Lloyd D.M., Martyn I.D., Mashreghi-Mohammadi M., RA Matthews L.H., Mccann O.T., Mcclay J., Mclaren S., McMurray A.A., RA Milne S.A., Mortimore B.J., Odell C.N., Pavitt R., Pearce A.V., Pearson D., RA Phillimore B.J.C.T., Phillips S.H., Plumb R.W., Ramsay H., Ramsey Y., RA Rogers L., Ross M.T., Scott C.E., Sehra H.K., Skuce C.D., Smalley S., RA Smith M.L., Soderlund C., Spragon L., Steward C.A., Sulston J.E., RA Swann R.M., Vaudin M., Wall M., Wallis J.M., Whiteley M.N., Willey D.L., RA Williams L., Williams S.A., Williamson H., Wilmer T.E., Wilming L., RA Wright C.L., Hubbard T., Bentley D.R., Beck S., Rogers J., Shimizu N., RA Minoshima S., Kawasaki K., Sasaki T., Asakawa S., Kudoh J., Shintani A., RA Shibuya K., Yoshizaki Y., Aoki N., Mitsuyama S., Roe B.A., Chen F., Chu L., RA Crabtree J., Deschamps S., Do A., Do T., Dorman A., Fang F., Fu Y., Hu P., RA Hua A., Kenton S., Lai H., Lao H.I., Lewis J., Lewis S., Lin S.-P., Loh P., RA Malaj E., Nguyen T., Pan H., Phan S., Qi S., Qian Y., Ray L., Ren Q., RA Shaull S., Sloan D., Song L., Wang Q., Wang Y., Wang Z., White J., RA Willingham D., Wu H., Yao Z., Zhan M., Zhang G., Chissoe S., Murray J., RA Miller N., Minx P., Fulton R., Johnson D., Bemis G., Bentley D., RA Bradshaw H., Bourne S., Cordes M., Du Z., Fulton L., Goela D., Graves T., RA Hawkins J., Hinds K., Kemp K., Latreille P., Layman D., Ozersky P., RA Rohlfing T., Scheet P., Walker C., Wamsley A., Wohldmann P., Pepin K., RA Nelson J., Korf I., Bedell J.A., Hillier L.W., Mardis E., Waterston R., RA Wilson R., Emanuel B.S., Shaikh T., Kurahashi H., Saitta S., Budarf M.L., RA McDermid H.E., Johnson A., Wong A.C.C., Morrow B.E., Edelmann L., Kim U.J., RA Shizuya H., Simon M.I., Dumanski J.P., Peyrard M., Kedra D., Seroussi E., RA Fransson I., Tapia I., Bruder C.E., O'Brien K.P., Wilkinson P., RA Bodenteich A., Hartman K., Hu X., Khan A.S., Lane L., Tilahun Y., RA Wright H.; RT "The DNA sequence of human chromosome 22."; RL Nature 402:489-495(1999). RN [6] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. RC TISSUE=Lung, and Urinary bladder; 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 PROTEIN SEQUENCE OF 2-20; 22-33; 77-84 AND 114-125, CLEAVAGE OF INITIATOR RP METHIONINE, ACETYLATION AT THR-2, SUBCELLULAR LOCATION, AND IDENTIFICATION RP BY MASS SPECTROMETRY. RC TISSUE=Cervix carcinoma; RA Bienvenut W.V.; RL Submitted (AUG-2005) to UniProtKB. RN [8] RP SUBCELLULAR LOCATION, AND INTERACTION WITH RAD17. RX PubMed=10593953; DOI=10.1074/jbc.274.51.36544; RA Chang M.-S., Sasaki H., Campbell M.S., Kraeft S.-K., Sutherland R., RA Yang C.-Y., Liu Y., Auclair D., Hao L., Sonoda H., Ferland L.H., Chen L.B.; RT "HRad17 colocalizes with NHP2L1 in the nucleolus and redistributes after UV RT irradiation."; RL J. Biol. Chem. 274:36544-36549(1999). RN [9] RP SUBCELLULAR LOCATION [LARGE SCALE ANALYSIS]. RC TISSUE=Cervix carcinoma; RX PubMed=12429849; DOI=10.1091/mbc.e02-05-0271; RA Scherl A., Coute Y., Deon C., Calle A., Kindbeiter K., Sanchez J.-C., RA Greco A., Hochstrasser D.F., Diaz J.-J.; RT "Functional proteomic analysis of human nucleolus."; RL Mol. Biol. Cell 13:4100-4109(2002). RN [10] RP SUBUNIT. RX PubMed=16723661; DOI=10.1261/rna.55406; RA Liu S., Rauhut R., Vornlocher H.-P., Luehrmann R.; RT "The network of protein-protein interactions within the human U4/U6.U5 tri- RT snRNP."; RL RNA 12:1418-1430(2006). RN [11] RP ACETYLATION [LARGE SCALE ANALYSIS] AT MET-1 AND THR-2, CLEAVAGE OF RP INITIATOR METHIONINE [LARGE SCALE ANALYSIS], AND IDENTIFICATION BY MASS RP SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=19413330; DOI=10.1021/ac9004309; RA Gauci S., Helbig A.O., Slijper M., Krijgsveld J., Heck A.J., Mohammed S.; RT "Lys-N and trypsin cover complementary parts of the phosphoproteome in a RT refined SCX-based approach."; RL Anal. Chem. 81:4493-4501(2009). RN [12] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=21269460; DOI=10.1186/1752-0509-5-17; RA Burkard T.R., Planyavsky M., Kaupe I., Breitwieser F.P., Buerckstuemmer T., RA Bennett K.L., Superti-Furga G., Colinge J.; RT "Initial characterization of the human central proteome."; RL BMC Syst. Biol. 5:17-17(2011). RN [13] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-122, AND IDENTIFICATION BY RP MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RC TISSUE=Erythroleukemia; RX PubMed=23186163; DOI=10.1021/pr300630k; RA Zhou H., Di Palma S., Preisinger C., Peng M., Polat A.N., Heck A.J., RA Mohammed S.; RT "Toward a comprehensive characterization of a human cancer cell RT phosphoproteome."; RL J. Proteome Res. 12:260-271(2013). RN [14] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RC TISSUE=Liver; RX PubMed=24275569; DOI=10.1016/j.jprot.2013.11.014; RA Bian Y., Song C., Cheng K., Dong M., Wang F., Huang J., Sun D., Wang L., RA Ye M., Zou H.; RT "An enzyme assisted RP-RPLC approach for in-depth analysis of human liver RT phosphoproteome."; RL J. Proteomics 96:253-262(2014). RN [15] RP ACETYLATION [LARGE SCALE ANALYSIS] AT THR-2, CLEAVAGE OF INITIATOR RP METHIONINE [LARGE SCALE ANALYSIS], AND IDENTIFICATION BY MASS SPECTROMETRY RP [LARGE SCALE ANALYSIS]. RX PubMed=25944712; DOI=10.1002/pmic.201400617; RA Vaca Jacome A.S., Rabilloud T., Schaeffer-Reiss C., Rompais M., Ayoub D., RA Lane L., Bairoch A., Van Dorsselaer A., Carapito C.; RT "N-terminome analysis of the human mitochondrial proteome."; RL Proteomics 15:2519-2524(2015). RN [16] RP X-RAY CRYSTALLOGRAPHY (2.9 ANGSTROMS). RX PubMed=11163207; DOI=10.1016/s1097-2765(00)00131-3; RA Vidovic I., Nottrott S., Hartmuth K., Luehrmann R., Ficner R.; RT "Crystal structure of the spliceosomal 15.5kD protein bound to a U4 snRNA RT fragment."; RL Mol. Cell 6:1331-1342(2000). RN [17] RP STRUCTURE BY NMR. RX PubMed=18044964; DOI=10.1021/bi701254q; RA Soss S.E., Flynn P.F.; RT "Functional implications for a prototypical K-turn binding protein from RT structural and dynamical studies of 15.5K."; RL Biochemistry 46:14979-14986(2007). RN [18] RP X-RAY CRYSTALLOGRAPHY (2.6 ANGSTROMS) IN COMPLEX WITH PRPF31 AND STEM-LOOP RP RNA OF U4 SNRNA, AND FUNCTION. RX PubMed=17412961; DOI=10.1126/science.1137924; RA Liu S., Li P., Dybkov O., Nottrott S., Hartmuth K., Luehrmann R., RA Carlomagno T., Wahl M.C.; RT "Binding of the human Prp31 Nop domain to a composite RNA-protein platform RT in U4 snRNP."; RL Science 316:115-120(2007). RN [19] {ECO:0000244|PDB:3SIU, ECO:0000244|PDB:3SIV} RP X-RAY CRYSTALLOGRAPHY (2.63 ANGSTROMS) IN COMPLEX WITH PRPF31 AND STEM-LOOP RP RNA OF U4ATAC SNRNA, AND INTERACTION WITH PRPF31. RX PubMed=21784869; DOI=10.1261/rna.2690611; RA Liu S., Ghalei H., Luhrmann R., Wahl M.C.; RT "Structural basis for the dual U4 and U4atac snRNA-binding specificity of RT spliceosomal protein hPrp31."; RL RNA 17:1655-1663(2011). RN [20] {ECO:0000244|PDB:3JCR} RP STRUCTURE BY ELECTRON MICROSCOPY (7.00 ANGSTROMS), SUBUNIT, SUBCELLULAR RP LOCATION, AND IDENTIFICATION BY MASS SPECTROMETRY. RX PubMed=26912367; DOI=10.1126/science.aad2085; RA Agafonov D.E., Kastner B., Dybkov O., Hofele R.V., Liu W.T., Urlaub H., RA Luhrmann R., Stark H.; RT "Molecular architecture of the human U4/U6.U5 tri-snRNP."; RL Science 351:1416-1420(2016). RN [21] {ECO:0000244|PDB:5O9Z} RP STRUCTURE BY ELECTRON MICROSCOPY (4.50 ANGSTROMS), FUNCTION, IDENTIFICATION RP BY MASS SPECTROMETRY, SUBCELLULAR LOCATION, AND SUBUNIT. RX PubMed=28781166; DOI=10.1016/j.cell.2017.07.011; RA Bertram K., Agafonov D.E., Dybkov O., Haselbach D., Leelaram M.N., RA Will C.L., Urlaub H., Kastner B., Luhrmann R., Stark H.; RT "Cryo-EM Structure of a Pre-catalytic Human Spliceosome Primed for RT Activation."; RL Cell 170:701-713(2017). CC -!- FUNCTION: Involved in pre-mRNA splicing as component of the spliceosome CC (PubMed:28781166). Binds to the 5'-stem-loop of U4 snRNA and thereby CC contributes to spliceosome assembly (PubMed:10545122, PubMed:17412961). CC The protein undergoes a conformational change upon RNA-binding CC (PubMed:17412961). {ECO:0000269|PubMed:10545122, CC ECO:0000269|PubMed:17412961, ECO:0000269|PubMed:28781166}. CC -!- SUBUNIT: Identified in the spliceosome B complex (PubMed:28781166). CC Component of the U4/U6-U5 tri-snRNP complex composed of the U4, U6 and CC U5 snRNAs and at least PRPF3, PRPF4, PRPF6, PRPF8, PRPF31, SNRNP200, CC TXNL4A, WDR57, SNRNP40, DDX23, CD2BP2, PPIH, NHP2L1, EFTUD2, SART1 and CC USP39 (PubMed:16723661, PubMed:26912367). Interacts with RAD17 and CC PRPF31 (PubMed:10593953, PubMed:17412961, PubMed:21784869). The complex CC formed by SNU13 and PRPF31 binds U4 snRNA (PubMed:17412961). The CC complex formed by SNU13 and PRPF31 binds also U4atac snRNA, a CC characteristic component of specific, less abundant spliceosomal CC complexes (PubMed:21784869). {ECO:0000269|PubMed:10593953, CC ECO:0000269|PubMed:16723661, ECO:0000269|PubMed:17412961, CC ECO:0000269|PubMed:21784869, ECO:0000269|PubMed:26912367, CC ECO:0000269|PubMed:28781166}. CC -!- INTERACTION: CC P55769; Q9UHK0: NUFIP1; NbExp=2; IntAct=EBI-712228, EBI-2563549; CC P55769; Q16637: SMN2; NbExp=3; IntAct=EBI-712228, EBI-395421; CC P55769; PRO_0000038596 [P04591]: gag; Xeno; NbExp=2; IntAct=EBI-712228, EBI-6179727; CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000269|PubMed:26912367, CC ECO:0000269|PubMed:28781166}. Nucleus, nucleolus CC {ECO:0000269|PubMed:10593953, ECO:0000269|PubMed:12429849, CC ECO:0000269|Ref.7}. Note=Concentrated in the dense fibrillar component CC of the nucleolus. {ECO:0000269|PubMed:10593953}. CC -!- TISSUE SPECIFICITY: Ubiquitous. CC -!- SIMILARITY: Belongs to the eukaryotic ribosomal protein eL8 family. CC {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; D50420; BAA23363.1; -; mRNA. DR EMBL; AF155235; AAF06959.1; -; mRNA. DR EMBL; AF091076; AAC72945.1; -; mRNA. DR EMBL; CR456531; CAG30417.1; -; mRNA. DR EMBL; Z83840; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; BC005358; AAH05358.1; -; mRNA. DR EMBL; BC019282; AAH19282.1; -; mRNA. DR CCDS; CCDS14022.1; -. DR CCDS; CCDS33653.1; -. DR RefSeq; NP_001003796.1; NM_001003796.1. DR RefSeq; NP_004999.1; NM_005008.3. DR PDB; 1E7K; X-ray; 2.90 A; A/B=1-128. DR PDB; 2JNB; NMR; -; A=1-128. DR PDB; 2OZB; X-ray; 2.60 A; A/D=1-128. DR PDB; 3JCR; EM; 7.00 A; I=1-128. DR PDB; 3SIU; X-ray; 2.63 A; A/D=1-128. DR PDB; 3SIV; X-ray; 3.30 A; A/D/G/J=1-128. DR PDB; 5O9Z; EM; 4.50 A; O=1-128. DR PDB; 6AH0; EM; 5.70 A; M=1-128. DR PDB; 6AHD; EM; 3.80 A; M=1-128. DR PDB; 6QW6; EM; 2.92 A; 4D=1-128. DR PDB; 6QX9; EM; 3.28 A; 4D=1-128. DR PDBsum; 1E7K; -. DR PDBsum; 2JNB; -. DR PDBsum; 2OZB; -. DR PDBsum; 3JCR; -. DR PDBsum; 3SIU; -. DR PDBsum; 3SIV; -. DR PDBsum; 5O9Z; -. DR PDBsum; 6AH0; -. DR PDBsum; 6AHD; -. DR PDBsum; 6QW6; -. DR PDBsum; 6QX9; -. DR BMRB; P55769; -. DR SMR; P55769; -. DR BioGRID; 110874; 214. DR CORUM; P55769; -. DR IntAct; P55769; 45. DR MINT; P55769; -. DR STRING; 9606.ENSP00000383949; -. DR DrugBank; DB02494; (S)-3-phenyllactic acid. DR DrugBank; DB07374; Anisomycin. DR iPTMnet; P55769; -. DR PhosphoSitePlus; P55769; -. DR SwissPalm; P55769; -. DR BioMuta; SNU13; -. DR DMDM; 2500345; -. DR SWISS-2DPAGE; P55769; -. DR EPD; P55769; -. DR jPOST; P55769; -. DR MassIVE; P55769; -. DR PaxDb; P55769; -. DR PeptideAtlas; P55769; -. DR PRIDE; P55769; -. DR ProteomicsDB; 56859; -. DR TopDownProteomics; P55769; -. DR Antibodypedia; 27035; 102 antibodies. DR DNASU; 4809; -. DR Ensembl; ENST00000215956; ENSP00000215956; ENSG00000100138. DR Ensembl; ENST00000401959; ENSP00000383949; ENSG00000100138. DR Ensembl; ENST00000648674; ENSP00000497142; ENSG00000100138. DR GeneID; 4809; -. DR KEGG; hsa:4809; -. DR CTD; 4809; -. DR DisGeNET; 4809; -. DR GeneCards; SNU13; -. DR HGNC; HGNC:7819; SNU13. DR HPA; ENSG00000100138; Low tissue specificity. DR MIM; 601304; gene. DR MIM; 601876; gene. DR neXtProt; NX_P55769; -. DR OpenTargets; ENSG00000100138; -. DR PharmGKB; PA31621; -. DR VEuPathDB; HostDB:ENSG00000100138.13; -. DR eggNOG; KOG3387; Eukaryota. DR GeneTree; ENSGT00550000074840; -. DR HOGENOM; CLU_084513_4_1_1; -. DR InParanoid; P55769; -. DR OrthoDB; 1497609at2759; -. DR PhylomeDB; P55769; -. DR TreeFam; TF300184; -. DR PathwayCommons; P55769; -. DR Reactome; R-HSA-6790901; rRNA modification in the nucleus and cytosol. DR Reactome; R-HSA-6791226; Major pathway of rRNA processing in the nucleolus and cytosol. DR Reactome; R-HSA-72163; mRNA Splicing - Major Pathway. DR Reactome; R-HSA-72165; mRNA Splicing - Minor Pathway. DR BioGRID-ORCS; 4809; 762 hits in 878 CRISPR screens. DR ChiTaRS; SNU13; human. DR EvolutionaryTrace; P55769; -. DR GeneWiki; NHP2L1; -. DR GenomeRNAi; 4809; -. DR Pharos; P55769; Tbio. DR PRO; PR:P55769; -. DR Proteomes; UP000005640; Chromosome 22. DR RNAct; P55769; protein. DR Bgee; ENSG00000100138; Expressed in testis and 249 other tissues. DR ExpressionAtlas; P55769; baseline and differential. DR Genevisible; P55769; HS. DR GO; GO:0031428; C:box C/D snoRNP complex; IDA:GO_Central. DR GO; GO:0001651; C:dense fibrillar component; IDA:GO_Central. DR GO; GO:0005730; C:nucleolus; IDA:GO_Central. DR GO; GO:0005654; C:nucleoplasm; TAS:Reactome. DR GO; GO:0005634; C:nucleus; IDA:UniProtKB. DR GO; GO:0071011; C:precatalytic spliceosome; IBA:GO_Central. DR GO; GO:0032991; C:protein-containing complex; IDA:BHF-UCL. DR GO; GO:0032040; C:small-subunit processome; IBA:GO_Central. DR GO; GO:0071005; C:U2-type precatalytic spliceosome; IDA:UniProtKB. DR GO; GO:0046540; C:U4/U6 x U5 tri-snRNP complex; IDA:UniProtKB. DR GO; GO:0005690; C:U4atac snRNP; IDA:UniProtKB. DR GO; GO:0051117; F:ATPase binding; IPI:UniProtKB. DR GO; GO:0034512; F:box C/D snoRNA binding; IDA:GO_Central. DR GO; GO:0003723; F:RNA binding; HDA:UniProtKB. DR GO; GO:0034511; F:U3 snoRNA binding; IDA:GO_Central. DR GO; GO:0030621; F:U4 snRNA binding; IDA:GO_Central. DR GO; GO:0030622; F:U4atac snRNA binding; IDA:UniProtKB. DR GO; GO:0000470; P:maturation of LSU-rRNA; IBA:GO_Central. DR GO; GO:0030490; P:maturation of SSU-rRNA; IBA:GO_Central. DR GO; GO:0000398; P:mRNA splicing, via spliceosome; IDA:UniProtKB. DR GO; GO:0006364; P:rRNA processing; TAS:Reactome. DR Gene3D; 3.30.1330.30; -; 1. DR InterPro; IPR002415; H/ACA_rnp_Nhp2_euk. DR InterPro; IPR029064; L30e-like. DR InterPro; IPR004038; Ribosomal_L7Ae/L30e/S12e/Gad45. DR InterPro; IPR018492; Ribosomal_L7Ae/L8/Nhp2. DR InterPro; IPR004037; Ribosomal_L7Ae_CS. DR Pfam; PF01248; Ribosomal_L7Ae; 1. DR PRINTS; PR00881; L7ARS6FAMILY. DR PRINTS; PR00883; NUCLEARHMG. DR SUPFAM; SSF55315; SSF55315; 1. DR PROSITE; PS01082; RIBOSOMAL_L7AE; 1. PE 1: Evidence at protein level; KW 3D-structure; Acetylation; Direct protein sequencing; mRNA processing; KW mRNA splicing; Nucleus; Phosphoprotein; Reference proteome; KW Ribonucleoprotein; RNA-binding; Spliceosome. FT CHAIN 1..128 FT /note="NHP2-like protein 1" FT /id="PRO_0000423260" FT INIT_MET 1 FT /note="Removed; alternate" FT /evidence="ECO:0000244|PubMed:19413330, FT ECO:0000244|PubMed:25944712, ECO:0000269|Ref.7" FT CHAIN 2..128 FT /note="NHP2-like protein 1, N-terminally processed" FT /id="PRO_0000136778" FT REGION 36..48 FT /note="Interaction with U4 snRNA and U4atac snRNA" FT /evidence="ECO:0000269|PubMed:17412961, FT ECO:0000269|PubMed:21784869" FT REGION 96..128 FT /note="Important for U4 snRNA-binding" FT /evidence="ECO:0000269|PubMed:10545122" FT SITE 61 FT /note="Interaction with U4 snRNA and U4atac snRNA" FT /evidence="ECO:0000269|PubMed:17412961, FT ECO:0000269|PubMed:21784869" FT SITE 86 FT /note="Interaction with U4 snRNA and U4atac snRNA" FT /evidence="ECO:0000269|PubMed:17412961, FT ECO:0000269|PubMed:21784869" FT MOD_RES 1 FT /note="N-acetylmethionine" FT /evidence="ECO:0000244|PubMed:19413330" FT MOD_RES 2 FT /note="N-acetylthreonine; in NHP2-like protein 1, N- FT terminally processed" FT /evidence="ECO:0000244|PubMed:19413330, FT ECO:0000244|PubMed:25944712, ECO:0000269|Ref.7" FT MOD_RES 21 FT /note="N6-acetyllysine" FT /evidence="ECO:0000250|UniProtKB:Q9D0T1" FT MOD_RES 122 FT /note="Phosphoserine" FT /evidence="ECO:0000244|PubMed:23186163" FT VARIANT 19 FT /note="T -> N (in dbSNP:rs1802521)" FT /id="VAR_034155" FT MUTAGEN 38 FT /note="G->K: Abolishes U4 snRNA-binding." FT /evidence="ECO:0000269|PubMed:10545122" FT MUTAGEN 57 FT /note="A->F: Abolishes U4 snRNA-binding." FT /evidence="ECO:0000269|PubMed:10545122" FT MUTAGEN 80 FT /note="Y->A: Reduces U4 snRNA-binding by about 50%." FT /evidence="ECO:0000269|PubMed:10545122" FT MUTAGEN 96..128 FT /note="Missing: Abolishes U4 snRNA-binding." FT /evidence="ECO:0000269|PubMed:10545122" FT STRAND 10..13 FT /evidence="ECO:0000244|PDB:2JNB" FT HELIX 16..31 FT /evidence="ECO:0000244|PDB:2OZB" FT STRAND 35..38 FT /evidence="ECO:0000244|PDB:2OZB" FT HELIX 39..48 FT /evidence="ECO:0000244|PDB:2OZB" FT STRAND 51..57 FT /evidence="ECO:0000244|PDB:2OZB" FT HELIX 63..65 FT /evidence="ECO:0000244|PDB:2OZB" FT HELIX 68..76 FT /evidence="ECO:0000244|PDB:2OZB" FT STRAND 80..84 FT /evidence="ECO:0000244|PDB:2OZB" FT HELIX 86..92 FT /evidence="ECO:0000244|PDB:2OZB" FT STRAND 100..105 FT /evidence="ECO:0000244|PDB:2OZB" FT HELIX 113..124 FT /evidence="ECO:0000244|PDB:2OZB" SQ SEQUENCE 128 AA; 14174 MW; 78849EBB497089ED CRC64; MTEADVNPKA YPLADAHLTK KLLDLVQQSC NYKQLRKGAN EATKTLNRGI SEFIVMAADA EPLEIILHLP LLCEDKNVPY VFVRSKQALG RACGVSRPVI ACSVTIKEGS QLKQQIQSIQ QSIERLLV //