ID   CFXQ2_CYACA             Reviewed;         286 AA.
AC   O22034;
DT   15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 68.
DE   RecName: Full=Protein CfxQ homolog;
GN   Name=cfxQ;
OS   Cyanidium caldarium (Red alga).
OG   Plastid; Chloroplast.
OC   Eukaryota; Rhodophyta; Bangiophyceae; Cyanidiales; Cyanidiaceae; Cyanidium.
OX   NCBI_TaxID=2771;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=RK-1;
RA   Ohta N.;
RT   "Analysis of a plastid gene cluster reveals a close relationship between
RT   Cyanidioschyzon and Cyanidium.";
RL   J. Plant Res. 110:235-245(1997).
CC   -!- FUNCTION: Necessary for the expression of RuBisCO. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
CC   -!- SIMILARITY: Belongs to the CbxX/CfxQ family. {ECO:0000305}.
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DR   EMBL; D63676; BAA22830.1; -; Genomic_DNA.
DR   AlphaFoldDB; O22034; -.
DR   SMR; O22034; -.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR   Gene3D; 3.40.50.300; -; 1.
DR   InterPro; IPR003593; AAA+_ATPase.
DR   InterPro; IPR041627; AAA_lid_6.
DR   InterPro; IPR003959; ATPase_AAA_core.
DR   InterPro; IPR000470; CbxX/CfqX_mono.
DR   InterPro; IPR000641; CbxX/CfxQ.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   Pfam; PF00004; AAA; 1.
DR   Pfam; PF17866; AAA_lid_6; 1.
DR   PRINTS; PR00819; CBXCFQXSUPER.
DR   PRINTS; PR00820; CBXXCFQX.
DR   SMART; SM00382; AAA; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR02880; cbbX_cfxQ; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Chloroplast; Nucleotide-binding; Plastid.
FT   CHAIN           1..286
FT                   /note="Protein CfxQ homolog"
FT                   /id="PRO_0000063037"
FT   BINDING         66..73
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   286 AA;  32804 MW;  9F4E4275E7C3FAA4 CRC64;
     MKVNLQTEFK QTQIQQVLDD LDRELIGLQA VKTRIREIAA LLLVDRLRQK LGLSSSNPGL
     HMSFTGSPGT GKTTVATKMA DILYRLGYIK KGHLITVTRD DLVGQYIGHT APKTKQVLKN
     AMGGVLFIDE AYYLYRPDNE RDYGAEAIEI LLQVMENQRD DLVIIFAGYK EKMDRFYASN
     PGLSSRVANH VNFPDYTPEE LLMIGKIMLQ EQQYQFTPEA EEVFLQYIQR RMQQPHFANA
     RSVRNALDRA RLRQANRIFA TPGQNLTKYD LVTIQAEDIL KCRLFQ