Structure of PDB 7btk Chain B Binding Site BS02

Receptor Information
>7btk Chain B (length=1021) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ITDSLAVVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEARTDRPSQQLR
SLNGEWRFAWFPAPEAVPESWLECDLPEADTVVVPSNWQMHGYDAPIYTN
VTYPITVNPPFVPTENPTGCYSLTFNVDESWLQEGQTRIIFDGVNSAFHL
WCNGRWVGYGQDSRLPSEFDLSAFLRAGENRLAVMVLRWSDGSYLEDQDM
WRMSGIFRDVSLLHKPTTQISDFHVATRFNDDFSRAVLEAEVQMCGELRD
YLRVTVSLWQGETQVASGTAPFGGEIIDERGGYADRVTLRLNVENPKLWS
AEIPNLYRAVVELHTADGTLIEAEACDVGFREVRIENGLLLLNGKPLLIR
GVNRHEHHPLHGQVMDEQTMVQDILLMKQNNFNAVRCSHYPNHPLWYTLC
DRYGLYVVDEANIETHGMVPMNRLTDDPRWLPAMSERVTRMVQRDRNHPS
VIIWSLGNESGHGANHDALYRWIKSVDPSRPVQYEGGGADTTATDIICPM
YARVDEDQPFPAVPKWSIKKWLSLPGETRPLILCQYAHAMGNSLGGFAKY
WQAFRQYPRLQGGFVWDWVDQSLIKYDENGNPWSAYGGDFGDTPNDRQFC
MNGLVFADRTPHPALTEAKHQQQFFQFRLSGQTIEVTSEYLFRHSDNELL
HWMVALDGKPLASGEVPLDVAPQGKQLIELPELPQPESAGQLWLTVRVVQ
PNATAWSEAGHISAWQQWRLAENLSVTLPAASHAIPHLTTSEMDFCIELG
NKRWQFNRQSGFLSQMWIGDKKQLLTPLRDQFTRAPLDNDIGVSEATRID
PNAWVERWKAAGHYQAEAALLQCTADTLADAVLITTAHAWQHQGKTLFIS
RKTYRIDGSGQMAITVDVEVASDTPHPARIGLNCQLAQVAERVNWLGLGP
QENYPDRLTAACFDRWDLPLSDMYTPYVFPSENGLRCGTRELNYGPHQWR
GDFQFNISRYSQQQLMETSHRHLLHAEEGTWLNIDGFHMGIGGDDSWSPS
VSAEFQLSAGRYHYQLVWCQK
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain7btk Chain B Residue 1102 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7btk Two-Dimensional Design Strategy to Construct Smart Fluorescent Probes for the Precise Tracking of Senescence.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		D201 E416 H418 E461
Binding residue
(residue number reindexed from 1)		D199 E414 H416 E459
Annotation score4
Enzymatic activity
Enzyme Commision number 3.2.1.23: beta-galactosidase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003824 catalytic activity
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0004565 beta-galactosidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0030246 carbohydrate binding
GO:0031420 alkali metal ion binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0005990 lactose catabolic process
GO:0009056 catabolic process
Cellular Component
GO:0009341 beta-galactosidase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7btk, PDBe:7btk, PDBj:7btk
PDBsum7btk
PubMed33624914
UniProtP00722|BGAL_ECOLI Beta-galactosidase (Gene Name=lacZ)

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