{"entryType":"UniProtKB reviewed (Swiss-Prot)","primaryAccession":"Q9CYH6","secondaryAccessions":["Q3UQW6","Q9CS27","Q9D2B2","Q9D6M6","Q9JJC1"],"uniProtkbId":"RRS1_MOUSE","entryAudit":{"firstPublicDate":"2002-06-06","lastAnnotationUpdateDate":"2026-09-02","lastSequenceUpdateDate":"2001-06-01","entryVersion":166,"sequenceVersion":1},"annotationScore":5.0,"organism":{"scientificName":"Mus musculus","commonName":"Mouse","taxonId":10090,"lineage":["Eukaryota","Metazoa","Chordata","Craniata","Vertebrata","Euteleostomi","Mammalia","Eutheria","Euarchontoglires","Glires","Rodentia","Myomorpha","Muroidea","Muridae","Murinae","Mus","Mus"]},"proteinExistence":"1: Evidence at protein level","proteinDescription":{"recommendedName":{"fullName":{"value":"Ribosome biogenesis regulatory protein homolog"}}},"genes":[{"geneName":{"value":"Rrs1"},"synonyms":[{"value":"Rrr"}],"orfNames":[{"value":"MNCb-2643"}]}],"comments":[{"texts":[{"evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}],"value":"Involved in ribosomal large subunit assembly. May regulate the localization of the 5S RNP/5S ribonucleoprotein particle to the nucleolus"}],"commentType":"FUNCTION"},{"texts":[{"evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}],"value":"Component of a hexameric 5S RNP precursor complex, composed of 5S RNA, RRS1, RPF2/BXDC1, RPL5, RPL11 and HEATR3; this complex acts as a precursor for ribosome assembly"}],"commentType":"SUBUNIT"},{"commentType":"SUBCELLULAR LOCATION","subcellularLocations":[{"location":{"evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}],"value":"Nucleus, nucleolus","id":"SL-0188"}}]},{"texts":[{"evidences":[{"evidenceCode":"ECO:0000269","source":"PubMed","id":"24463520"}],"value":"Citrullinated by PADI4"}],"commentType":"PTM"},{"texts":[{"evidences":[{"evidenceCode":"ECO:0000305"}],"value":"Belongs to the RRS1 family"}],"commentType":"SIMILARITY"}],"features":[{"type":"Chain","location":{"start":{"value":1,"modifier":"EXACT"},"end":{"value":365,"modifier":"EXACT"}},"description":"Ribosome biogenesis regulatory protein homolog","featureId":"PRO_0000185375"},{"type":"Region","location":{"start":{"value":200,"modifier":"EXACT"},"end":{"value":255,"modifier":"EXACT"}},"description":"Disordered","evidences":[{"evidenceCode":"ECO:0000256","source":"SAM","id":"MobiDB-lite"}]},{"type":"Region","location":{"start":{"value":281,"modifier":"EXACT"},"end":{"value":365,"modifier":"EXACT"}},"description":"Disordered","evidences":[{"evidenceCode":"ECO:0000256","source":"SAM","id":"MobiDB-lite"}]},{"type":"Compositional bias","location":{"start":{"value":235,"modifier":"EXACT"},"end":{"value":245,"modifier":"EXACT"}},"description":"Basic and acidic residues","evidences":[{"evidenceCode":"ECO:0000256","source":"SAM","id":"MobiDB-lite"}]},{"type":"Compositional bias","location":{"start":{"value":302,"modifier":"EXACT"},"end":{"value":325,"modifier":"EXACT"}},"description":"Basic residues","evidences":[{"evidenceCode":"ECO:0000256","source":"SAM","id":"MobiDB-lite"}]},{"type":"Compositional bias","location":{"start":{"value":351,"modifier":"EXACT"},"end":{"value":365,"modifier":"EXACT"}},"description":"Basic residues","evidences":[{"evidenceCode":"ECO:0000256","source":"SAM","id":"MobiDB-lite"}]},{"type":"Modified residue","location":{"start":{"value":1,"modifier":"EXACT"},"end":{"value":1,"modifier":"EXACT"}},"description":"N-acetylmethionine","evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}]},{"type":"Modified residue","location":{"start":{"value":273,"modifier":"EXACT"},"end":{"value":273,"modifier":"EXACT"}},"description":"Citrulline","evidences":[{"evidenceCode":"ECO:0000269","source":"PubMed","id":"24463520"}]},{"type":"Cross-link","location":{"start":{"value":154,"modifier":"EXACT"},"end":{"value":154,"modifier":"EXACT"}},"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}]},{"type":"Cross-link","location":{"start":{"value":226,"modifier":"EXACT"},"end":{"value":226,"modifier":"EXACT"}},"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}]},{"type":"Cross-link","location":{"start":{"value":266,"modifier":"EXACT"},"end":{"value":266,"modifier":"EXACT"}},"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"evidenceCode":"ECO:0000250","source":"UniProtKB","id":"Q15050"}]},{"type":"Sequence conflict","location":{"start":{"value":135,"modifier":"EXACT"},"end":{"value":135,"modifier":"EXACT"}},"description":"in Ref. 2; BAB26750","evidences":[{"evidenceCode":"ECO:0000305"}],"alternativeSequence":{"originalSequence":"E","alternativeSequences":["V"]}},{"type":"Sequence conflict","location":{"start":{"value":185,"modifier":"EXACT"},"end":{"value":185,"modifier":"EXACT"}},"description":"in Ref. 2; BAB31912","evidences":[{"evidenceCode":"ECO:0000305"}],"alternativeSequence":{"originalSequence":"N","alternativeSequences":["G"]}},{"type":"Sequence conflict","location":{"start":{"value":324,"modifier":"EXACT"},"end":{"value":324,"modifier":"EXACT"}},"description":"in Ref. 1; BAA95072","evidences":[{"evidenceCode":"ECO:0000305"}],"alternativeSequence":{"originalSequence":"K","alternativeSequences":["R"]}}],"keywords":[{"id":"KW-0007","category":"PTM","name":"Acetylation"},{"id":"KW-0164","category":"PTM","name":"Citrullination"},{"id":"KW-1017","category":"PTM","name":"Isopeptide bond"},{"id":"KW-0539","category":"Cellular component","name":"Nucleus"},{"id":"KW-1185","category":"Technical term","name":"Reference proteome"},{"id":"KW-0690","category":"Biological process","name":"Ribosome biogenesis"},{"id":"KW-0832","category":"PTM","name":"Ubl conjugation"}],"references":[{"referenceNumber":1,"citation":{"id":"CI-CJKQMKOGL9J01","citationType":"submission","authors":["Osada N.","Kusuda J.","Tanuma R.","Ito A.","Hirata M.","Sugano S.","Hashimoto K."],"title":"Isolation of full-length cDNA clones from mouse brain cDNA library made by oligo-capping method.","publicationDate":"APR-2000","submissionDatabase":"EMBL/GenBank/DDBJ databases"},"referencePositions":["NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]"],"referenceComments":[{"value":"C57BL/6J","type":"STRAIN"},{"value":"Brain","type":"TISSUE"}]},{"referenceNumber":2,"citation":{"id":"16141072","citationType":"journal article","authors":["Carninci P.","Kasukawa T.","Katayama S.","Gough J.","Frith M.C.","Maeda N.","Oyama R.","Ravasi T.","Lenhard B.","Wells C.","Kodzius R.","Shimokawa K.","Bajic V.B.","Brenner S.E.","Batalov S.","Forrest A.R.","Zavolan M.","Davis M.J.","Wilming L.G.","Aidinis V.","Allen J.E.","Ambesi-Impiombato A.","Apweiler R.","Aturaliya R.N.","Bailey T.L.","Bansal M.","Baxter L.","Beisel K.W.","Bersano T.","Bono H.","Chalk A.M.","Chiu K.P.","Choudhary V.","Christoffels A.","Clutterbuck D.R.","Crowe M.L.","Dalla E.","Dalrymple B.P.","de Bono B.","Della Gatta G.","di Bernardo D.","Down T.","Engstrom P.","Fagiolini M.","Faulkner G.","Fletcher C.F.","Fukushima T.","Furuno M.","Futaki S.","Gariboldi M.","Georgii-Hemming P.","Gingeras T.R.","Gojobori T.","Green R.E.","Gustincich S.","Harbers M.","Hayashi Y.","Hensch T.K.","Hirokawa N.","Hill D.","Huminiecki L.","Iacono M.","Ikeo K.","Iwama A.","Ishikawa T.","Jakt M.","Kanapin A.","Katoh M.","Kawasawa Y.","Kelso J.","Kitamura H.","Kitano H.","Kollias G.","Krishnan S.P.","Kruger A.","Kummerfeld S.K.","Kurochkin I.V.","Lareau L.F.","Lazarevic D.","Lipovich L.","Liu J.","Liuni S.","McWilliam S.","Madan Babu M.","Madera M.","Marchionni L.","Matsuda H.","Matsuzawa S.","Miki H.","Mignone F.","Miyake S.","Morris K.","Mottagui-Tabar S.","Mulder N.","Nakano N.","Nakauchi H.","Ng P.","Nilsson R.","Nishiguchi S.","Nishikawa S.","Nori F.","Ohara O.","Okazaki Y.","Orlando V.","Pang K.C.","Pavan W.J.","Pavesi G.","Pesole G.","Petrovsky N.","Piazza S.","Reed J.","Reid J.F.","Ring B.Z.","Ringwald M.","Rost B.","Ruan Y.","Salzberg S.L.","Sandelin A.","Schneider C.","Schoenbach C.","Sekiguchi K.","Semple C.A.","Seno S.","Sessa L.","Sheng Y.","Shibata Y.","Shimada H.","Shimada K.","Silva D.","Sinclair B.","Sperling S.","Stupka E.","Sugiura K.","Sultana R.","Takenaka Y.","Taki K.","Tammoja K.","Tan S.L.","Tang S.","Taylor M.S.","Tegner J.","Teichmann S.A.","Ueda H.R.","van Nimwegen E.","Verardo R.","Wei C.L.","Yagi K.","Yamanishi H.","Zabarovsky E.","Zhu S.","Zimmer A.","Hide W.","Bult C.","Grimmond S.M.","Teasdale R.D.","Liu E.T.","Brusic V.","Quackenbush J.","Wahlestedt C.","Mattick J.S.","Hume D.A.","Kai C.","Sasaki D.","Tomaru Y.","Fukuda S.","Kanamori-Katayama M.","Suzuki M.","Aoki J.","Arakawa T.","Iida J.","Imamura K.","Itoh M.","Kato T.","Kawaji H.","Kawagashira N.","Kawashima T.","Kojima M.","Kondo S.","Konno H.","Nakano K.","Ninomiya N.","Nishio T.","Okada M.","Plessy C.","Shibata K.","Shiraki T.","Suzuki S.","Tagami M.","Waki K.","Watahiki A.","Okamura-Oho Y.","Suzuki H.","Kawai J.","Hayashizaki Y."],"citationCrossReferences":[{"database":"PubMed","id":"16141072"},{"database":"DOI","id":"10.1126/science.1112014"}],"title":"The transcriptional landscape of the mammalian genome.","publicationDate":"2005","journal":"Science","firstPage":"1559","lastPage":"1563","volume":"309"},"referencePositions":["NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]"],"referenceComments":[{"value":"C57BL/6J","type":"STRAIN"},{"value":"Embryo","type":"TISSUE"},{"value":"Eye","type":"TISSUE"},{"value":"Pituitary","type":"TISSUE"},{"value":"Tongue","type":"TISSUE"}]},{"referenceNumber":3,"citation":{"id":"15489334","citationType":"journal article","authoringGroup":["The MGC Project Team"],"citationCrossReferences":[{"database":"PubMed","id":"15489334"},{"database":"DOI","id":"10.1101/gr.2596504"}],"title":"The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC).","publicationDate":"2004","journal":"Genome Res.","firstPage":"2121","lastPage":"2127","volume":"14"},"referencePositions":["NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]"],"referenceComments":[{"value":"C57BL/6J","type":"STRAIN"},{"value":"Kidney","type":"TISSUE"},{"value":"Mammary gland","type":"TISSUE"}]},{"referenceNumber":4,"citation":{"id":"24463520","citationType":"journal article","authors":["Christophorou M.A.","Castelo-Branco G.","Halley-Stott R.P.","Oliveira C.S.","Loos R.","Radzisheuskaya A.","Mowen K.A.","Bertone P.","Silva J.C.","Zernicka-Goetz M.","Nielsen M.L.","Gurdon J.B.","Kouzarides T."],"citationCrossReferences":[{"database":"PubMed","id":"24463520"},{"database":"DOI","id":"10.1038/nature12942"}],"title":"Citrullination regulates pluripotency and histone H1 binding to chromatin.","publicationDate":"2014","journal":"Nature","firstPage":"104","lastPage":"108","volume":"507"},"referencePositions":["CITRULLINATION AT ARG-273"]}],"uniProtKBCrossReferences":[{"database":"EMBL","id":"AB041589","properties":[{"key":"ProteinId","value":"BAA95072.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"AK010178","properties":[{"key":"ProteinId","value":"BAB26750.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"AK017683","properties":[{"key":"ProteinId","value":"BAB30871.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"AK019257","properties":[{"key":"ProteinId","value":"BAB31631.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"AK019913","properties":[{"key":"ProteinId","value":"BAB31912.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"AK142041","properties":[{"key":"ProteinId","value":"BAE24922.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"BC003481","properties":[{"key":"ProteinId","value":"AAH03481.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"EMBL","id":"BC055925","properties":[{"key":"ProteinId","value":"AAH55925.1"},{"key":"Status","value":"-"},{"key":"MoleculeType","value":"mRNA"}]},{"database":"CCDS","id":"CCDS14811.1","properties":[{"key":"Description","value":"-"}]},{"database":"RefSeq","id":"NP_067486.2","properties":[{"key":"NucleotideSequenceId","value":"NM_021511.2"}]},{"database":"AlphaFoldDB","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"SMR","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"BioGRID","id":"208485","properties":[{"key":"Interactions","value":"6"}]},{"database":"CORUM","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"FunCoup","id":"Q9CYH6","properties":[{"key":"Number of interactors","value":"2570"}]},{"database":"STRING","id":"10090.ENSMUSP00000071955","properties":[{"key":"Description","value":"-"}]},{"database":"iPTMnet","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"PhosphoSitePlus","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"SwissPalm","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"jPOST","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"PaxDb","id":"10090-ENSMUSP00000071955","properties":[{"key":"Description","value":"-"}]},{"database":"PeptideAtlas","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"ProteomicsDB","id":"299935","properties":[{"key":"Description","value":"-"}]},{"database":"Pumba","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"TopDownProteomics","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"Antibodypedia","id":"24827","properties":[{"key":"antibodies","value":"197 antibodies from 30 providers"}]},{"database":"DNASU","id":"59014","properties":[{"key":"Description","value":"-"}]},{"database":"Ensembl","id":"ENSMUST00000072079.9","properties":[{"key":"ProteinId","value":"ENSMUSP00000071955.8"},{"key":"GeneId","value":"ENSMUSG00000061024.9"}]},{"database":"GeneID","id":"59014","properties":[{"key":"Description","value":"-"}]},{"database":"KEGG","id":"mmu:59014","properties":[{"key":"Description","value":"-"}]},{"database":"UCSC","id":"uc007agk.2","properties":[{"key":"OrganismName","value":"mouse"}]},{"database":"AGR","id":"MGI:1929721","properties":[{"key":"Description","value":"-"}]},{"database":"CTD","id":"23212","properties":[{"key":"Description","value":"-"}]},{"database":"MGI","id":"MGI:1929721","properties":[{"key":"GeneName","value":"Rrs1"}]},{"database":"VEuPathDB","id":"HostDB:ENSMUSG00000061024","properties":[{"key":"Description","value":"-"}]},{"database":"eggNOG","id":"KOG1765","properties":[{"key":"ToxonomicScope","value":"Eukaryota"}]},{"database":"GeneTree","id":"ENSGT00390000005213","properties":[{"key":"Description","value":"-"}]},{"database":"HOGENOM","id":"CLU_065163_1_0_1","properties":[{"key":"Description","value":"-"}]},{"database":"InParanoid","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"OMA","id":"ACDKNRI","properties":[{"key":"Fingerprint","value":"-"}]},{"database":"OrthoDB","id":"28455at2759","properties":[{"key":"Description","value":"-"}]},{"database":"PhylomeDB","id":"Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"BioGRID-ORCS","id":"59014","properties":[{"key":"hits","value":"23 hits in 75 CRISPR screens"}]},{"database":"PRO","id":"PR:Q9CYH6","properties":[{"key":"Description","value":"-"}]},{"database":"Proteomes","id":"UP000000589","properties":[{"key":"Component","value":"Chromosome 1"}]},{"database":"RNAct","id":"Q9CYH6","properties":[{"key":"moleculeType","value":"protein"}]},{"database":"Bgee","id":"ENSMUSG00000061024","properties":[{"key":"ExpressionPatterns","value":"Expressed in epiblast (generic) and 138 other cell types or tissues"}]},{"database":"GO","id":"GO:0000794","properties":[{"key":"GoTerm","value":"C:condensed nuclear chromosome"},{"key":"GoEvidenceType","value":"ISO:GO_Central"}]},{"database":"GO","id":"GO:0005783","properties":[{"key":"GoTerm","value":"C:endoplasmic reticulum"},{"key":"GoEvidenceType","value":"IDA:UniProtKB"}],"evidences":[{"evidenceCode":"ECO:0000314","source":"PubMed","id":"19433866"}]},{"database":"GO","id":"GO:0005730","properties":[{"key":"GoTerm","value":"C:nucleolus"},{"key":"GoEvidenceType","value":"IDA:UniProtKB"}],"evidences":[{"evidenceCode":"ECO:0000314","source":"PubMed","id":"19433866"}]},{"database":"GO","id":"GO:0005654","properties":[{"key":"GoTerm","value":"C:nucleoplasm"},{"key":"GoEvidenceType","value":"ISO:GO_Central"}]},{"database":"GO","id":"GO:0030687","properties":[{"key":"GoTerm","value":"C:preribosome, large subunit precursor"},{"key":"GoEvidenceType","value":"IBA:GO_Central"}]},{"database":"GO","id":"GO:0008097","properties":[{"key":"GoTerm","value":"F:5S rRNA binding"},{"key":"GoEvidenceType","value":"ISS:UniProtKB"}]},{"database":"GO","id":"GO:0000447","properties":[{"key":"GoTerm","value":"P:endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)"},{"key":"GoEvidenceType","value":"IBA:GO_Central"}]},{"database":"GO","id":"GO:0002244","properties":[{"key":"GoTerm","value":"P:hematopoietic progenitor cell differentiation"},{"key":"GoEvidenceType","value":"IMP:MGI"}],"evidences":[{"evidenceCode":"ECO:0000315","source":"PubMed","id":"24029230"}]},{"database":"GO","id":"GO:0007080","properties":[{"key":"GoTerm","value":"P:mitotic metaphase chromosome alignment"},{"key":"GoEvidenceType","value":"ISO:GO_Central"}]},{"database":"GO","id":"GO:1902570","properties":[{"key":"GoTerm","value":"P:protein localization to nucleolus"},{"key":"GoEvidenceType","value":"ISS:UniProtKB"}]},{"database":"GO","id":"GO:1901796","properties":[{"key":"GoTerm","value":"P:regulation of signal transduction by p53 class mediator"},{"key":"GoEvidenceType","value":"ISS:UniProtKB"}]},{"database":"GO","id":"GO:0000027","properties":[{"key":"GoTerm","value":"P:ribosomal large subunit assembly"},{"key":"GoEvidenceType","value":"ISS:UniProtKB"}]},{"database":"GO","id":"GO:0042273","properties":[{"key":"GoTerm","value":"P:ribosomal large subunit biogenesis"},{"key":"GoEvidenceType","value":"ISO:GO_Central"}]},{"database":"InterPro","id":"IPR007023","properties":[{"key":"EntryName","value":"Ribosom_reg"}]},{"database":"PANTHER","id":"PTHR17602","properties":[{"key":"EntryName","value":"RIBOSOME BIOGENESIS REGULATORY PROTEIN"},{"key":"MatchStatus","value":"1"}]},{"database":"PANTHER","id":"PTHR17602:SF4","properties":[{"key":"EntryName","value":"RIBOSOME BIOGENESIS REGULATORY PROTEIN HOMOLOG"},{"key":"MatchStatus","value":"1"}]},{"database":"Pfam","id":"PF04939","properties":[{"key":"EntryName","value":"RRS1"},{"key":"MatchStatus","value":"1"}]}],"sequence":{"value":"MEGQRVEELLAKAEQEEAEKLQRITVHKELELEFDLGNLLASDRNPPTVLRQAGPSPEAELRALARDNTQLLINQLWRLPTERVEEAVVARLPEPATRLPREKPLPRPRPLTRWQQFARLKGIRPKKKTNLVWDEASGQWRRRWGYKRARDDTKEWLIEVPGSADPMEDQFAKRTQAKKERVAKNELNRLRNLARAHKMQMPSSAGLHPTGHQSKEELGRAMQVAKVSTASVGRFQERLPKEKAPRGSGKKRKFQPLFGDFAAEKKNQLELLRVMNSKKPRLDVTRATNKQMREEDQEEAAKRRKMSQKGKRKGGRQGPSGKRKGGPPGQGEKRKGGLGSKKHSWPSALAGKKKGVPPQGGKRRK","length":365,"molWeight":41552,"crc64":"A99BDE7321652E66","md5":"585916A0C27E4C99DD0C761D3D3B3C6F"},"extraAttributes":{"countByCommentType":{"FUNCTION":1,"SUBUNIT":1,"SUBCELLULAR LOCATION":1,"PTM":1,"SIMILARITY":1},"countByFeatureType":{"Chain":1,"Region":2,"Compositional bias":3,"Modified residue":2,"Cross-link":3,"Sequence conflict":3},"uniParcId":"UPI00000257A2"}}