ID   KPPR_NITVU              Reviewed;         290 AA.
AC   P37100;
DT   01-OCT-1994, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1994, sequence version 1.
DT   03-AUG-2022, entry version 64.
DE   RecName: Full=Phosphoribulokinase;
DE            Short=PRK;
DE            Short=PRKase;
DE            EC=2.7.1.19;
DE   AltName: Full=Phosphopentokinase;
GN   Name=cbbP;
OS   Nitrobacter vulgaris.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Nitrobacter.
OX   NCBI_TaxID=29421;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=T3;
RA   Strecker M., Sickinger E., English R.S., Shively J.M., Bock E.;
RT   "Cloning, sequence analysis, expression in E. coli, and genome organization
RT   of some Calvin cycle genes from Nitrobacter vulgaris T3.";
RL   Submitted (JAN-1994) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + D-ribulose 5-phosphate = ADP + D-ribulose 1,5-
CC         bisphosphate + H(+); Xref=Rhea:RHEA:19365, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:57870, ChEBI:CHEBI:58121,
CC         ChEBI:CHEBI:456216; EC=2.7.1.19;
CC   -!- PATHWAY: Carbohydrate biosynthesis; Calvin cycle.
CC   -!- SIMILARITY: Belongs to the phosphoribulokinase family. {ECO:0000305}.
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DR   EMBL; L22884; AAA25506.1; -; Genomic_DNA.
DR   AlphaFoldDB; P37100; -.
DR   SMR; P37100; -.
DR   STRING; 29421.B2M20_17180; -.
DR   UniPathway; UPA00116; -.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0008974; F:phosphoribulokinase activity; IEA:UniProtKB-EC.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0019253; P:reductive pentose-phosphate cycle; IEA:UniProtKB-UniPathway.
DR   Gene3D; 3.40.50.300; -; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR006082; PRK.
DR   InterPro; IPR006083; PRK/URK.
DR   Pfam; PF00485; PRK; 1.
DR   PRINTS; PR00478; PHRIBLKINASE.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   PROSITE; PS00567; PHOSPHORIBULOKINASE; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Calvin cycle; Kinase; Nucleotide-binding; Photosynthesis;
KW   Transferase.
FT   CHAIN           1..290
FT                   /note="Phosphoribulokinase"
FT                   /id="PRO_0000201954"
FT   BINDING         12..20
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   290 AA;  32908 MW;  9E29722319A2B41C CRC64;
     MLRKHPIISI TGSSGAGTTS VKRTFEQIFR RENVVAAYIE GDAFHRYNRA EMRTRMAEES
     DKGNKHFSHF SPETNLFAEL EGVFRSYGET GTGNTRYYVH DDAESALHGV PPGTFTDWQP
     LPDASDLLFY EGLHGAVVTD KVNVAQYADL KIGVVPVINL EWIQKLHRDR NARGYSTEAV
     TDTILRRMPD YVNYICPQFA ETDINFQRVP TVDTSNPFIS RWIPTPDESM VVIRLKNPRG
     IDFPYLLSMI PSSFMSRANS IVIHGSKLDL AMQLILTPLI LQLIERKKRA