ID K0R6V9_THAOC Unreviewed; 278 AA.
AC K0R6V9;
DT 28-NOV-2012, integrated into UniProtKB/TrEMBL.
DT 28-NOV-2012, sequence version 1.
DT 27-MAR-2024, entry version 43.
DE RecName: Full=Pyrroline-5-carboxylate reductase {ECO:0000256|RuleBase:RU003903};
DE EC=1.5.1.2 {ECO:0000256|RuleBase:RU003903};
GN ORFNames=THAOC_32036 {ECO:0000313|EMBL:EJK49118.1};
OS Thalassiosira oceanica (Marine diatom).
OC Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC Coscinodiscophyceae; Thalassiosirophycidae; Thalassiosirales;
OC Thalassiosiraceae; Thalassiosira.
OX NCBI_TaxID=159749 {ECO:0000313|EMBL:EJK49118.1, ECO:0000313|Proteomes:UP000266841};
RN [1] {ECO:0000313|EMBL:EJK49118.1, ECO:0000313|Proteomes:UP000266841}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCMP1005 {ECO:0000313|EMBL:EJK49118.1,
RC ECO:0000313|Proteomes:UP000266841};
RX PubMed=22835381; DOI=10.1186/gb-2012-13-7-r66;
RA Lommer M., Specht M., Roy A.S., Kraemer L., Andreson R., Gutowska M.A.,
RA Wolf J., Bergner S.V., Schilhabel M.B., Klostermeier U.C., Beiko R.G.,
RA Rosenstiel P., Hippler M., Laroche J.;
RT "Genome and low-iron response of an oceanic diatom adapted to chronic iron
RT limitation.";
RL Genome Biol. 13:R66-R66(2012).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-proline + NADP(+) = 1-pyrroline-5-carboxylate + 2 H(+) +
CC NADPH; Xref=Rhea:RHEA:14109, ChEBI:CHEBI:15378, ChEBI:CHEBI:15893,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:60039; EC=1.5.1.2;
CC Evidence={ECO:0000256|RuleBase:RU003903};
CC -!- PATHWAY: Amino-acid biosynthesis; L-proline biosynthesis; L-proline
CC from L-glutamate 5-semialdehyde: step 1/1.
CC {ECO:0000256|RuleBase:RU003903}.
CC -!- SIMILARITY: Belongs to the pyrroline-5-carboxylate reductase family.
CC {ECO:0000256|ARBA:ARBA00005525, ECO:0000256|RuleBase:RU003903}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EJK49118.1}.
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DR EMBL; AGNL01045104; EJK49118.1; -; Genomic_DNA.
DR AlphaFoldDB; K0R6V9; -.
DR EnsemblProtists; EJK49118; EJK49118; THAOC_32036.
DR eggNOG; KOG3124; Eukaryota.
DR OMA; VVRVMTN; -.
DR UniPathway; UPA00098; UER00361.
DR Proteomes; UP000266841; Unassembled WGS sequence.
DR GO; GO:0004735; F:pyrroline-5-carboxylate reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0055129; P:L-proline biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR Gene3D; 1.10.3730.10; ProC C-terminal domain-like; 1.
DR HAMAP; MF_01925; P5C_reductase; 1.
DR InterPro; IPR008927; 6-PGluconate_DH-like_C_sf.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR028939; P5C_Rdtase_cat_N.
DR InterPro; IPR029036; P5CR_dimer.
DR InterPro; IPR000304; Pyrroline-COOH_reductase.
DR NCBIfam; TIGR00112; proC; 1.
DR PANTHER; PTHR11645; PYRROLINE-5-CARBOXYLATE REDUCTASE; 1.
DR PANTHER; PTHR11645:SF0; PYRROLINE-5-CARBOXYLATE REDUCTASE; 1.
DR Pfam; PF03807; F420_oxidored; 1.
DR Pfam; PF14748; P5CR_dimer; 1.
DR PIRSF; PIRSF000193; Pyrrol-5-carb_rd; 1.
DR SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00521; P5CR; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|RuleBase:RU003903};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRSR:PIRSR000193-1};
KW Oxidoreductase {ECO:0000256|RuleBase:RU003903};
KW Proline biosynthesis {ECO:0000256|RuleBase:RU003903};
KW Reference proteome {ECO:0000313|Proteomes:UP000266841}.
FT DOMAIN 4..98
FT /note="Pyrroline-5-carboxylate reductase catalytic N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF03807"
FT DOMAIN 162..264
FT /note="Pyrroline-5-carboxylate reductase dimerisation"
FT /evidence="ECO:0000259|Pfam:PF14748"
FT BINDING 7..12
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000193-1"
FT BINDING 55
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000193-1"
FT BINDING 69..72
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000193-1"
SQ SEQUENCE 278 AA; 28676 MW; F747FD47B8710B0F CRC64;
MSTLGFLGAG QMASALADGI VSNGLRKPNQ IHCSDIWKPA REKAQAKGYN AYELNSGVCE
NSEDAIFLAV KPNCVAAACK DVMESKDSGA LIISIAAGVT LETLEDSLPG RRVVRVMPNT
PCLVGEQAAG FALGGLATDD DRRLVKELLD AVGVAMEVNE ILLNAITGLS GSGPAYVFQF
IEALSDGGVR AGLPRNVATQ LAAQTVKGAA EMVLKTGKHP GELKDAVTSP GGTTIAGVEA
LEKGGFRAAT ISAVTSATKR SMQLGGMPDA DIQNKYGL
//
