Structure of PDB 5ims Chain A Binding Site BS05

Receptor Information

>5ims Chain A (length=541) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

PDMDTSFVGLTGGQIFNEMMSRQNVDTVFGYPGGAILPVYDAIHNSDKFN
FVLPKHEQGAGHMAEGYARASGKPGVVLVTSGPGATNVVTPMADAFADGI
PMVVFTGQVPTSAIGTDAFQEADVVGISRSCTKWNVMVKSVEELPLRINE
AFEIATSGRPGPVLVDLPKDVTAAILRNPIPTKTTLPSNRAQDEFVMQSI
NKAADLINLAKKPVLYVGAGILNHADGPRLLKELSDRAQIPVTTTLQGLG
SFDQEDPKSLDMLGMHGCATANLAVQNADLIIAVGARFDDRVTGNISKFA
PEARRAAAEGRGGIIHFEVSPKNINKVVQTQIAVEGDATTNLGKMMSKIF
PVKERSEWFAQINKWKKEYPYAYMEETPGSKIKPQTVIKKLSKVANDTGR
HVIVTTGVGQHQMWAAQHWTWRNPHTFITSGGLGTMGYGLPAAIGAQVAK
PESLVIDIDGDASFNMTLTELSSAVQAGTPVKILILNNEEHTHQLNPDFI
KLAEAMGLKGLRVKKQEELDAKLKEFVSTKGPVLLEVEVDK

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

5ims Chain B Residue 704 [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	5ims A hidden redox cycle controls catalysis in acetohydroxyacid synthase
Resolution	1.984 Å
Binding residue (original residue number in PDB)	P114 E139
Binding residue (residue number reindexed from 1)	P32 E57
Annotation score	1

Enzymatic activity

Catalytic site (original residue number in PDB)	Y113 G115 G116 A117 I118 E139 T162 F201 Q202 E203 K251 R318 M354 V381 V497 L522 G523 M525 D550 N577 E579 L608 G613 L614 K647
Catalytic site (residue number reindexed from 1)	Y31 G33 G34 A35 I36 E57 T80 F119 Q120 E121 K169 R229 M265 V292 V408 L433 G434 M436 D461 N488 E490 L502 G507 L508 K541
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:0016740	transferase activity
GO:0030976	thiamine pyrophosphate binding
GO:0046872	metal ion binding
GO:0050660	flavin adenine dinucleotide binding

	Biological Process
GO:0008652	amino acid biosynthetic process
GO:0009082	branched-chain amino acid biosynthetic process
GO:0009097	isoleucine biosynthetic process
GO:0009099	L-valine biosynthetic process

	Cellular Component
GO:0005739	mitochondrion
GO:0005948	acetolactate synthase complex

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:5ims, PDBe:5ims, PDBj:5ims
PDBsum	5ims
PubMed
UniProt	P07342\|ILVB_YEAST Acetolactate synthase catalytic subunit, mitochondrial (Gene Name=ILV2)

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