ID   POR_PEA                 Reviewed;         399 AA.
AC   Q01289;
DT   01-APR-1993, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1993, sequence version 1.
DT   03-AUG-2022, entry version 105.
DE   RecName: Full=Protochlorophyllide reductase, chloroplastic;
DE            Short=PCR;
DE            EC=1.3.1.33;
DE   AltName: Full=NADPH-protochlorophyllide oxidoreductase;
DE            Short=POR;
DE   Flags: Precursor;
GN   Name=3PCR;
OS   Pisum sativum (Garden pea).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; Hologalegina; IRL clade; Fabeae; Pisum.
OX   NCBI_TaxID=3888;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND PROTEIN SEQUENCE OF 65-76.
RC   STRAIN=cv. Progress No. 9;
RX   PubMed=1581573; DOI=10.1007/bf00019210;
RA   Spano A.J., He Z., Michel H., Hunt D.F., Timko M.P.;
RT   "Molecular cloning, nuclear gene structure, and developmental expression of
RT   NADPH: protochlorophyllide oxidoreductase in pea (Pisum sativum L.).";
RL   Plant Mol. Biol. 18:967-972(1992).
CC   -!- FUNCTION: Phototransformation of protochlorophyllide (Pchlide) to
CC       chlorophyllide (Chlide).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=chlorophyllide a + NADP(+) = H(+) + NADPH +
CC         protochlorophyllide a; Xref=Rhea:RHEA:11132, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:83348,
CC         ChEBI:CHEBI:83350; EC=1.3.1.33;
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; chlorophyll
CC       biosynthesis.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
CC   -!- SIMILARITY: Belongs to the short-chain dehydrogenases/reductases (SDR)
CC       family. POR subfamily. {ECO:0000305}.
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DR   EMBL; X63060; CAA44786.1; -; Genomic_DNA.
DR   PIR; S20941; S20941.
DR   AlphaFoldDB; Q01289; -.
DR   SMR; Q01289; -.
DR   PRIDE; Q01289; -.
DR   BRENDA; 1.3.1.33; 4872.
DR   UniPathway; UPA00668; -.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR   GO; GO:0016630; F:protochlorophyllide reductase activity; IEA:UniProtKB-EC.
DR   GO; GO:0015995; P:chlorophyll biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   InterPro; IPR005979; Prochl_reduct.
DR   InterPro; IPR002347; SDR_fam.
DR   PANTHER; PTHR44419; PTHR44419; 1.
DR   Pfam; PF00106; adh_short; 1.
DR   PRINTS; PR00081; GDHRDH.
DR   SUPFAM; SSF51735; SSF51735; 1.
DR   TIGRFAMs; TIGR01289; LPOR; 1.
PE   1: Evidence at protein level;
KW   Chlorophyll biosynthesis; Chloroplast; Direct protein sequencing; NADP;
KW   Oxidoreductase; Photosynthesis; Plastid; Transit peptide.
FT   TRANSIT         1..64
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000269|PubMed:1581573"
FT   CHAIN           65..399
FT                   /note="Protochlorophyllide reductase, chloroplastic"
FT                   /id="PRO_0000023296"
SQ   SEQUENCE   399 AA;  42962 MW;  E6607FB2CD4837D2 CRC64;
     MALQTASMLP ASFSIPKEGK IGASLKDSTL FGVSSLSDSL KGDFTSSALR CKELRQKVGA
     VRAETAAPAT PAVNKSSSEG KKTLRKGNVV ITGASSGLGL ATAKALAESG KWHVIMACRD
     YLKAARAAKS AGLAKENYTI MHLDLASLDS VRQFVDNFRR SEMPLDVLIN NAAVYFPTAK
     EPSFTADGFE ISVGTNHLGH FLLSRLLLED LKKSDYPSKR LIIVGSITGN TNTLAGNVPP
     KANLGDLRGL AGGLTGLNSS AMIDGGDFDG AKAYKDSKVC NMLTMQEFHR RYHEETGITF
     ASLYPGCIAT TGLFREHIPL FRTLFPPFQK YITKGYVSEE ESGKRLAQVV SDPSLTKSGV
     YWSWNNASAS FENQLSQEAS DAEKARKVWE VSEKLVGLA