Structure of PDB 6lkd Chain A

Receptor sequence

>6lkdA (length=427) Species: 10116 (Rattus norvegicus) [Search protein sequence]

TEGKRVVVIGGGLVGALNACFLAKRNFQVDVYEAREDIRVARSINLALSY
RGRQALKAVGLEDQIVSKGVPMKARMIHSLSGKKSAIPYGNKSQYILSIS
REKLNKDLLTAVESYPNAKVHFGHKLSKCLTMLGPNKVPRDITCDLIVGC
DGAYSTVRAHLMKKPRFDYSQQYIPHGYMELTIPPKNGEYAMEPNCLHIW
PRNAFMMIALPNMDKSFTCTLFMSFEEFEKLPTHSDVLDFFQKNFPDAIP
LMGEQALMRDFFLLPAQPMISVKCSPFHLKSRCVLMGDAAHAIVPFFGQG
MNAGFEDCLVFDELMDKFNNDLSVCLPEFSRFRIPDDHAISDLSMYNYIE
MRAHVNSRWFLFQRLLDKFLHALMPSTFIPLYTMVAFTRIRYHEAVLRWH
WQKKVINRGLFVLGSLVAIGSAYILVH

3D structure

PDB

6lkd Full-length in meso structure and mechanism of rat kynurenine 3-monooxygenase inhibition.

Chain

Resolution

3.0 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

1.14.13.9: kynurenine 3-monooxygenase.

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	FAD	A	I14 G17 L18 V19 E38 A39 R40 S53 L56 A57 R111 D167 Y194 D304 P311 G314 G316 M317 N318	I9 G12 L13 V14 E33 A34 R35 S43 L46 A47 R101 D151 Y178 D288 P295 G298 G300 M301 N302
BS02	EGO	A	R85 Y99 L213 I224 F238 F312 N363 M367 F376 Q379 R380 Y398	R75 Y89 L197 I208 F222 F296 N347 M351 F360 Q363 R364 Y382

Gene Ontology

	Molecular Function
GO:0004497	monooxygenase activity
GO:0004502	kynurenine 3-monooxygenase activity
GO:0016174	NAD(P)H oxidase H2O2-forming activity
GO:0050660	flavin adenine dinucleotide binding
GO:0071949	FAD binding

	Biological Process
GO:0006569	tryptophan catabolic process
GO:0009435	NAD biosynthetic process
GO:0009651	response to salt stress
GO:0014049	positive regulation of glutamate secretion
GO:0019363	pyridine nucleotide biosynthetic process
GO:0019674	NAD metabolic process
GO:0019805	quinolinate biosynthetic process
GO:0032496	response to lipopolysaccharide
GO:0034276	kynurenic acid biosynthetic process
GO:0034354	'de novo' NAD biosynthetic process from tryptophan
GO:0043420	anthranilate metabolic process
GO:0070189	kynurenine metabolic process
GO:0071222	cellular response to lipopolysaccharide
GO:0071347	cellular response to interleukin-1
GO:0097052	L-kynurenine metabolic process
GO:1903296	positive regulation of glutamate secretion, neurotransmission

	Cellular Component
GO:0005615	extracellular space
GO:0005739	mitochondrion
GO:0005741	mitochondrial outer membrane
GO:0031966	mitochondrial membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:6lkd, PDBe:6lkd, PDBj:6lkd
PDBsum	6lkd
PubMed	33542467
UniProt	O88867\|KMO_RAT Kynurenine 3-monooxygenase (Gene Name=Kmo)

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