Structure of PDB 4fl0 Chain B

Receptor sequence

>4fl0B (length=409) Species: 3702 (Arabidopsis thaliana)

GSTKLVRNVNLEKLKNNYLFPEINRRELEHIEKHPNVQLISLGTGDTTEP
IPEQITSHMSNFAHGLSTVEGYRGYGLEQGNKTLRKAIAETFYRDLHVKS
NEVFVSDGAQSDISRLQLLLGSNVTIAVQDPTFPAYIDSSVIIGQTGHFH
EKTKKYQNVVYMPCGPNNSFFPDLAMTPRTDVIFFCSPNNPTGYVASRKQ
LHQLVDFAKTNGSIIIFDSAYAAFIEDGSPRSIYEIPGAREVAIEVSSFS
KFAGFTGVRLGWSIIPDELLYSNGFPIINDFHRIVTTSFNGASNIAQAGG
LACLSSGGLKEIRSVNNYYKENRKILMDTLVSLGLKVYGGVNAPYLWVHF
KGSKSWDVFNEILENTHIITVPGSGFGPGGEEYLRISGFGRRDHIVEASK
RLQNFFNTR

3D structure

• PDB: 4fl0 Structure of ALD1, a plant-specific homologue of the universal diaminopimelate aminotransferase enzyme of lysine biosynthesis.
• Chain: B
• Resolution: 2.3 Å

Enzymatic activity

• Enzyme Commision number: 2.6.1.-

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	PLP	B	G141 A142 Q143 F166 N223 D251 Y254 S281 S283 K284 R292	G108 A109 Q110 F133 N190 D218 Y221 S248 S250 K251 R259

Gene Ontology

Molecular Function

• GO:0008483 transaminase activity
• GO:0030170 pyridoxal phosphate binding
• GO:0062045 L-lysine alpha-aminotransferase

Biological Process

• GO:0006952 defense response
• GO:0009058 biosynthetic process
• GO:0009627 systemic acquired resistance
• GO:0009862 systemic acquired resistance, salicylic acid mediated signaling pathway
• GO:0010150 leaf senescence
• GO:0042742 defense response to bacterium
• GO:0062034 L-pipecolic acid biosynthetic process

Cellular Component

• GO:0009507 chloroplast
• GO:0009536 plastid

External links

• PDB: RCSB:4fl0, PDBe:4fl0, PDBj:4fl0
• PDBsum: 4fl0
• PubMed: 23385743
• UniProt: Q9ZQI7|ALD1_ARATH Aminotransferase ALD1, chloroplastic (Gene Name=ALD1)