ID   ROC4_NICSY              Reviewed;         315 AA.
AC   P19683;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1991, sequence version 1.
DT   25-MAY-2022, entry version 97.
DE   RecName: Full=31 kDa ribonucleoprotein, chloroplastic;
DE   Flags: Precursor;
OS   Nicotiana sylvestris (Wood tobacco) (South American tobacco).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC   Nicotiana.
OX   NCBI_TaxID=4096;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA], AND PROTEIN SEQUENCE OF 72-101.
RC   STRAIN=cv. Bright Yellow 4;
RX   PubMed=1698606; DOI=10.1002/j.1460-2075.1990.tb07502.x;
RA   Li Y., Sugiura M.;
RT   "Three distinct ribonucleoproteins from tobacco chloroplasts: each contains
RT   a unique amino terminal acidic domain and two ribonucleoprotein consensus
RT   motifs.";
RL   EMBO J. 9:3059-3066(1990).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2057356; DOI=10.1093/nar/19.11.2987;
RA   Li Y., Ye L., Sugita M., Suguira M.;
RT   "Tobacco nuclear gene for the 31 kd chloroplast ribonucleoprotein: genomic
RT   organization, sequence analysis and expression.";
RL   Nucleic Acids Res. 19:2987-2991(1991).
CC   -!- FUNCTION: Could be involved in splicing and/or processing of
CC       chloroplast RNA's.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
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DR   EMBL; X53942; CAA37885.1; -; mRNA.
DR   EMBL; X57079; CAA40364.1; -; Genomic_DNA.
DR   PIR; S22548; S22548.
DR   RefSeq; XP_009777467.1; XM_009779165.1.
DR   AlphaFoldDB; P19683; -.
DR   SMR; P19683; -.
DR   STRING; 4096.XP_009777467.1; -.
DR   GeneID; 104227036; -.
DR   KEGG; nsy:104227036; -.
DR   eggNOG; KOG0118; Eukaryota.
DR   Proteomes; UP000189701; Unplaced.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0006397; P:mRNA processing; IEA:UniProtKB-KW.
DR   Gene3D; 3.30.70.330; -; 2.
DR   InterPro; IPR012677; Nucleotide-bd_a/b_plait_sf.
DR   InterPro; IPR035979; RBD_domain_sf.
DR   InterPro; IPR000504; RRM_dom.
DR   Pfam; PF00076; RRM_1; 2.
DR   SMART; SM00360; RRM; 2.
DR   SUPFAM; SSF54928; SSF54928; 2.
DR   PROSITE; PS50102; RRM; 2.
PE   1: Evidence at protein level;
KW   Chloroplast; Direct protein sequencing; mRNA processing; Plastid;
KW   Reference proteome; Repeat; Ribonucleoprotein; RNA-binding;
KW   Transit peptide.
FT   TRANSIT         1..71
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000269|PubMed:1698606"
FT   CHAIN           72..315
FT                   /note="31 kDa ribonucleoprotein, chloroplastic"
FT                   /id="PRO_0000031029"
FT   DOMAIN          136..214
FT                   /note="RRM 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00176"
FT   DOMAIN          230..308
FT                   /note="RRM 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00176"
FT   REGION          114..133
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        114..132
FT                   /note="Acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   315 AA;  35049 MW;  815E6E1BA3F10CE3 CRC64;
     MSCATKPIIK PSSMATNSCL ISLPPLFATT TKSKSFAYPY LSNTLKPIKL LHLSCTYSPC
     ILSPKKKTSV SALQEEENTL ILDGQGQESG DLFNFEPSGE ETEEEGFVEA VGDAGESDEV
     EADEEEEEFQ EPPEDAKLFV GNLPYDVDSE GLARLFEQAG VVEIAEVIYN RDTDQSRGFG
     FVTMSTVEEA EKAVEMYNRY DVNGRLLTVN KAARRGERPE RPPRTFEQSY RIYVGNIPWG
     IDDARLEQLF SEHGKVVSAR VVYDRETGRS RGFGFVTMAS EAEMSDAIAN LDGQSLDGRT
     IRVNVAEDRS RRNTF