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InterPro: IPR005932 Delta-1-pyrroline-5-carboxylate dehydrogenase 2
Protein matches
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UniProtKB Matches: 222 proteins |
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Accession
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IPR005932 d-1-pyrroline-5-COlate_DH-2 |
Type
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Signatures
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InterPro Relationships
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Contains
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IPR015590 Aldehyde dehydrogenase
IPR016162 Aldehyde dehydrogenase, N-terminal
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GO Term annotation
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Process
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GO:0006561 proline biosynthetic process
GO:0055114 oxidation reduction
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Function
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GO:0003842 1-pyrroline-5-carboxylate dehydrogenase activity
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InterPro annotation
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Entry Details in BioMart
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Abstract
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The delta(1)-pyrroline-5-carboxylate synthetase (EC:1.5.1.12) a mitochondrial inner membrane, ATP- and NADPH-dependent,
bifunctional enzyme, catalyzes the reduction of glutamate to delta1-pyrroline-5-carboxylate, a critical step in the de novo biosynthesis of proline and ornithine. It is the rate-limiting enzyme in proline biosynthesis and is subject to feedback inhibition by proline.
1-pyrroline-5-carboxylate + NAD+ + H2O = L-glutamate + NADH
This model represents one of several related branches of delta-1-pyrroline-5-carboxylate dehydrogenase.
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Structural links
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Database links
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Additional Reading
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Inagaki E, Ohshima N, Takahashi H, Kuroishi C, Yokoyama S, Tahirov TH.
Crystal structure of Thermus thermophilus Delta1-pyrroline-5-carboxylate dehydrogenase.
J. Mol. Biol. 362 2006 490-501
[PubMed: 16934832]
http://dx.doi.org/10.1016/j.jmb.2006.07.048
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Inagaki E, Ohshima N, Sakamoto K, Babayeva ND, Kato H, Yokoyama S, Tahirov TH.
New insights into the binding mode of coenzymes: structure of Thermus thermophilus Delta1-pyrroline-5-carboxylate dehydrogenase complexed with NADP+.
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 63 2007 462-5
[PubMed: 17554163]
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InterPro 23.1
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