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5Y2Y

Crystal structure of HaloTag (M175C) complexed with dansyl-PEG2-HaloTag ligand

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0009636biological_processresponse to toxic substance
A0016020cellular_componentmembrane
A0016787molecular_functionhydrolase activity
A0018786molecular_functionhaloalkane dehalogenase activity
B0003824molecular_functioncatalytic activity
B0009636biological_processresponse to toxic substance
B0016020cellular_componentmembrane
B0016787molecular_functionhydrolase activity
B0018786molecular_functionhaloalkane dehalogenase activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
Detailsbinding site for residue 8LL A 300
ChainResidue
AASP106
AVAL245
AASN272
ALEU273
BPHE144
APRO142
APHE144
AALA145
APHE149
ATHR172
ACYS175
AGLY176
AGLY244

site_idAC2
Number of Residues3
Detailsbinding site for residue CL A 301
ChainResidue
AASN41
ATRP107
APRO206

site_idAC3
Number of Residues4
Detailsbinding site for residue CL B 301
ChainResidue
BASN41
BTRP107
BPRO206
B8LL300

site_idAC4
Number of Residues22
Detailsbinding site for Di-peptide 8LL B 300 and ASP B 106
ChainResidue
AVAL178
BGLY40
BASN41
BHIS105
BTRP107
BGLY108
BSER109
BALA110
BGLU130
BILE132
BTRP141
BPRO142
BALA145
BPHE149
BTHR172
BCYS175
BGLY176
BPRO243
BGLY244
BLEU271
BASN272
BCL301

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues248
DetailsDomain: {"description":"AB hydrolase-1","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

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