Structure of PDB 8y2h Chain B

Receptor sequence
>8y2hB (length=267) Species: 3702 (Arabidopsis thaliana) [Search protein sequence]
DRSRAFARDVKRIVVKVGTAVVTGKGGRLALGRLGALCEQLAELNSDGFE
VILVSSGAVGLGRQRLRYRQLVNSSFADLQKPQTELDGKACAGVGQSSLM
AYYETMFDQLDVTAAQLLVNDSSFRDKDFRKQLNETVKSMLDLRVIPIFN
ENDAISTRSSGIFWDNDSLAALLALELKADLLILLSDVEGLYTGPPSDPN
SKLIHTFVKEKHQDEITFGMTAKVKAAVNAAYAGIPVIITSGYSAENIDK
VLRGLRVGTLFHQDARL
3D structure
PDB8y2h Dynamic Arabidopsis P5CS filament facilitates substrate channelling.
ChainB
Resolution3.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.2.1.41: glutamate-5-semialdehyde dehydrogenase.
2.7.2.11: glutamate 5-kinase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide B V76 S78 S79 F80 V72 S74 S75 F76
BS02 peptide B Y72 L75 F80 Q84 Y68 L71 F76 Q80
BS03 ATP B G22 T23 D177 D197 P206 F228 M239 K242 G18 T19 D167 D187 P196 F218 M220 K223
Gene Ontology
Molecular Function
GO:0004349 glutamate 5-kinase activity
GO:0004350 glutamate-5-semialdehyde dehydrogenase activity
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0016491 oxidoreductase activity
GO:0017084 delta1-pyrroline-5-carboxylate synthetase activity
Biological Process
GO:0006561 proline biosynthetic process
GO:0006979 response to oxidative stress
GO:0009084 glutamine family amino acid biosynthetic process
GO:0009414 response to water deprivation
GO:0009555 pollen development
GO:0009651 response to salt stress
GO:0016310 phosphorylation
GO:0042538 hyperosmotic salinity response
GO:0048364 root development
GO:0055129 L-proline biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0005794 Golgi apparatus
GO:0009507 chloroplast

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Biological Process
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Cellular Component
External links
PDB RCSB:8y2h, PDBe:8y2h, PDBj:8y2h
PDBsum8y2h
PubMed38740943
UniProtP54887|P5CS1_ARATH Delta-1-pyrroline-5-carboxylate synthase A (Gene Name=P5CSA)

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