Structure of PDB 6u9h Chain L Binding Site BS03

Receptor Information

>6u9h Chain L (length=582) Species: 3702 (Arabidopsis thaliana) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

TFISRFAPDQPRKGADILVEALERQGVETVFAYPGGASMEIHQALTRSSS
IRNVLPRHEQGGVFAAEGYARSSGKPGICIATSGPGATNLVSGLADALLD
SVPLVAITGQVPRRMIGTDAFQETPIVEVTRSITKHNYLVMDVEDIPRII
EEAFFLATSGRPGPVLVDVPKDIQQQLAIPNWEQAMRLPGYMSRMPKPPE
DSHLEQIVRLISESKKPVLYVGGGCLNSSDELGRFVELTGIPVASTLMGL
GSYPCDDELSLHMLGMHGTVYANYAVEHSDLLLAFGVRFDDRVTGKLEAF
ASRAKIVHIDIDSAEIGKNKTPHVSVCGDVKLALQGMNKVLENRAEELKL
DFGVWRNELNVQKQKFPLSFKTFGEAIPPQYAIKVLDELTDGKAIISTGV
GQHQMWAAQFYNYKKPRQWLSSGGLGAMGFGLPAAIGASVANPDAIVVDI
DGDGSFIMNVQELATIRVENLPVKVLLLNNQHLGMVMQWEDRFYKANRAH
TFLGDPAQEDEIFPNMLLFAAACGIPAARVTKKADLREAIQTMLDTPGPY
LLDVICPHQEHVLPMIPSGGTFNDVITEGDGR

Ligand information

Ligand ID

TPP

InChI

InChI=1S/C12H18N4O7P2S/c1-8-11(3-4-22-25(20,21)23-24(17,18)19)26-7-16(8)6-10-5-14-9(2)15-12(10)13/h5,7H,3-4,6H2,1-2H3,(H4-,13,14,15,17,18,19,20,21)/p+1

InChIKey

AYEKOFBPNLCAJY-UHFFFAOYSA-O

SMILES

Software	SMILES
CACTVS 3.341	Cc1ncc(C[n+]2csc(CCO[P@@](O)(=O)O[P](O)(O)=O)c2C)c(N)n1
OpenEye OEToolkits 1.5.0	Cc1c(sc[n+]1Cc2cnc(nc2N)C)CCO[P@](=O)(O)OP(=O)(O)O
OpenEye OEToolkits 1.5.0	Cc1c(sc[n+]1Cc2cnc(nc2N)C)CCOP(=O)(O)OP(=O)(O)O
CACTVS 3.341	Cc1ncc(C[n+]2csc(CCO[P](O)(=O)O[P](O)(O)=O)c2C)c(N)n1
ACDLabs 10.04	O=P(O)(O)OP(=O)(O)OCCc1sc[n+](c1C)Cc2c(nc(nc2)C)N

Formula

C12 H19 N4 O7 P2 S

Name

THIAMINE DIPHOSPHATE

PDB chain

6u9h Chain L Residue 703 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	6u9h Structures of fungal and plant acetohydroxyacid synthases.
Resolution	3.8 Å
Binding residue (original residue number in PDB)	V485 Q487 H488 G511 M513 G537 D538 G539 S540 M543 L568 G569 M570 V571
Binding residue (residue number reindexed from 1)	V400 Q402 H403 G426 M428 G452 D453 G454 S455 M458 L483 G484 M485 V486
Annotation score	1

Enzymatic activity

Catalytic site (original residue number in PDB)	Y118 G120 G121 A122 S123 E144 T167 F206 Q207 E208 K256 M351 V378 V485 G511 M513 D538 N565 H567 L568 M570 V571 W574
Catalytic site (residue number reindexed from 1)	Y33 G35 G36 A37 S38 E59 T82 F121 Q122 E123 K171 M266 V293 V400 G426 M428 D453 N480 H482 L483 M485 V486 W489
Enzyme Commision number	2.2.1.6: acetolactate synthase.

Gene Ontology

	Molecular Function
GO:0000287	magnesium ion binding
GO:0003824	catalytic activity
GO:0003984	acetolactate synthase activity
GO:0030976	thiamine pyrophosphate binding
GO:0050660	flavin adenine dinucleotide binding

	Biological Process
GO:0009082	branched-chain amino acid biosynthetic process

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Molecular Function

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Biological Process

External links

PDB	RCSB:6u9h, PDBe:6u9h, PDBj:6u9h
PDBsum	6u9h
PubMed	32640464
UniProt	P17597\|ILVB_ARATH Acetolactate synthase, chloroplastic (Gene Name=ALS)

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