ID   CFXQ_PORPU              Reviewed;         301 AA.
AC   P51228;
DT   01-OCT-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1996, sequence version 1.
DT   03-AUG-2022, entry version 72.
DE   RecName: Full=Protein CfxQ homolog;
GN   Name=cfxQ;
OS   Porphyra purpurea (Red seaweed) (Ulva purpurea).
OG   Plastid; Chloroplast.
OC   Eukaryota; Rhodophyta; Bangiophyceae; Bangiales; Bangiaceae; Porphyra.
OX   NCBI_TaxID=2787;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Avonport;
RA   Reith M.E., Munholland J.;
RT   "Complete nucleotide sequence of the Porphyra purpurea chloroplast
RT   genome.";
RL   Plant Mol. Biol. Rep. 13:333-335(1995).
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}.
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; U38804; AAC08114.1; -; Genomic_DNA.
DR   PIR; S73149; S73149.
DR   RefSeq; NP_053838.1; NC_000925.1.
DR   AlphaFoldDB; P51228; -.
DR   SMR; P51228; -.
DR   GeneID; 809855; -.
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..301
FT                   /note="Protein CfxQ homolog"
FT                   /id="PRO_0000063042"
FT   BINDING         77..84
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   301 AA;  34431 MW;  4D04481E0DCED8E9 CRC64;
     MTQLTNIVSN DTLVNLQEEY DKTQIQEVLN ELNQELIGLV PVKTRIREIA ALLLIDRLRR
     KLELVSGNPG LHMSFTGSPG TGKTTVAMKM ADILHRLGYI KKGHLLTVTR DDLVGQYIGH
     TAPKTKEVLK QAMGGVLFID EAYYLYKADN ERDYGSEAIE ILLQVMENQR NDLVVIFAGY
     KDRMEKFYES NPGLSSRVAN HVDFPDYTSE ELLQIAKMMI EEQQYCFTEE ADKTLLEYTE
     RRMKQPYFAN ARSIRNAIDR ARMRQANRIF ASGEKVLTKA DLVTIEAEDI LKSRLFSLPN
     N