ID A0A2K9L7V8_9RHOO Unreviewed; 270 AA.
AC A0A2K9L7V8;
DT 25-APR-2018, integrated into UniProtKB/TrEMBL.
DT 25-APR-2018, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE RecName: Full=Pyrroline-5-carboxylate reductase {ECO:0000256|HAMAP-Rule:MF_01925};
DE Short=P5C reductase {ECO:0000256|HAMAP-Rule:MF_01925};
DE Short=P5CR {ECO:0000256|HAMAP-Rule:MF_01925};
DE EC=1.5.1.2 {ECO:0000256|HAMAP-Rule:MF_01925};
DE AltName: Full=PCA reductase {ECO:0000256|HAMAP-Rule:MF_01925};
GN Name=proC {ECO:0000256|HAMAP-Rule:MF_01925};
GN ORFNames=B4966_02540 {ECO:0000313|EMBL:AUL99180.1};
OS Rhodocyclaceae bacterium.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Rhodocyclales;
OC Rhodocyclaceae.
OX NCBI_TaxID=1898103 {ECO:0000313|EMBL:AUL99180.1, ECO:0000313|Proteomes:UP000235024};
RN [1] {ECO:0000313|EMBL:AUL99180.1, ECO:0000313|Proteomes:UP000235024}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Thauera-like {ECO:0000313|EMBL:AUL99180.1,
RC ECO:0000313|Proteomes:UP000235024};
RA Umu S.U., Elley S., Stott M., Poole A.M.;
RT "A full genome of an Rhodocyclaceae isolate from Taupo Volcanic zone.";
RL Submitted (MAR-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reduction of 1-pyrroline-5-carboxylate (PCA) to
CC L-proline. {ECO:0000256|HAMAP-Rule:MF_01925}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-proline + NAD(+) = 1-pyrroline-5-carboxylate + 2 H(+) +
CC NADH; Xref=Rhea:RHEA:14105, ChEBI:CHEBI:15378, ChEBI:CHEBI:15893,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:60039; EC=1.5.1.2;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01925};
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|HAMAP-Rule:MF_01925};
CC -!- PATHWAY: Amino-acid biosynthesis; L-proline biosynthesis; L-proline
CC from L-glutamate 5-semialdehyde: step 1/1. {ECO:0000256|HAMAP-
CC Rule:MF_01925}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01925}.
CC -!- SIMILARITY: Belongs to the pyrroline-5-carboxylate reductase family.
CC {ECO:0000256|ARBA:ARBA00005525, ECO:0000256|HAMAP-Rule:MF_01925}.
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DR EMBL; CP020026; AUL99180.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2K9L7V8; -.
DR KEGG; rbh:B4966_02540; -.
DR OrthoDB; 9805754at2; -.
DR UniPathway; UPA00098; UER00361.
DR Proteomes; UP000235024; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004735; F:pyrroline-5-carboxylate reductase activity; IEA:UniProtKB-UniRule.
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.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_01925};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01925};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|HAMAP-Rule:MF_01925};
KW Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01925};
KW Proline biosynthesis {ECO:0000256|HAMAP-Rule:MF_01925};
KW Reference proteome {ECO:0000313|Proteomes:UP000235024}.
FT DOMAIN 3..95
FT /note="Pyrroline-5-carboxylate reductase catalytic N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF03807"
FT DOMAIN 159..263
FT /note="Pyrroline-5-carboxylate reductase dimerisation"
FT /evidence="ECO:0000259|Pfam:PF14748"
FT BINDING 6..11
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000193-1"
FT BINDING 67..70
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000193-1"
SQ SEQUENCE 270 AA; 27889 MW; DA04A98F297411C1 CRC64;
MNITFLGGGN MAAALIGGLV DQGFPASAIQ VVELQAENRE RLAARWGVRA IEALDEAALG
CDVLVLAVKP QQMKAALAPL AGRLEGQLVV SIAAGLRLAD LSRWLGGYRR LVRCMPNTPA
LIGAGITGLF AASEVDRAGR DAAERVLAAV GSTVWIADEA QMDAVTAISG SGPAYVFHFI
EALQAAGQEA GFDDATARKL AIETVLGAAR LAAQSPEPAS VLRERVTSKG GTTEAALNSL
AAAGWHDAMV AAVRAALVRG RELGDQLGRD
//
