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9XOU

CryoEM structure of LacY with Trimbody

Functional Information from GO Data
ChainGOidnamespacecontents
A0008674molecular_function2-dehydro-3-deoxy-6-phosphogalactonate aldolase activity
A0034194biological_processD-galactonate catabolic process
B0008674molecular_function2-dehydro-3-deoxy-6-phosphogalactonate aldolase activity
B0034194biological_processD-galactonate catabolic process
C0008674molecular_function2-dehydro-3-deoxy-6-phosphogalactonate aldolase activity
C0034194biological_processD-galactonate catabolic process
G0005351molecular_functioncarbohydrate:proton symporter activity
G0005515molecular_functionprotein binding
G0005886cellular_componentplasma membrane
G0008643biological_processcarbohydrate transport
G0015528molecular_functionlactose:proton symporter activity
G0015767biological_processlactose transport
G0016020cellular_componentmembrane
G0030395molecular_functionlactose binding
G0034219biological_processcarbohydrate transmembrane transport
G0055085biological_processtransmembrane transport
G1902600biological_processproton transmembrane transport
H0005351molecular_functioncarbohydrate:proton symporter activity
H0005515molecular_functionprotein binding
H0005886cellular_componentplasma membrane
H0008643biological_processcarbohydrate transport
H0015528molecular_functionlactose:proton symporter activity
H0015767biological_processlactose transport
H0016020cellular_componentmembrane
H0030395molecular_functionlactose binding
H0034219biological_processcarbohydrate transmembrane transport
H0055085biological_processtransmembrane transport
H1902600biological_processproton transmembrane transport
I0005351molecular_functioncarbohydrate:proton symporter activity
I0005515molecular_functionprotein binding
I0005886cellular_componentplasma membrane
I0008643biological_processcarbohydrate transport
I0015528molecular_functionlactose:proton symporter activity
I0015767biological_processlactose transport
I0016020cellular_componentmembrane
I0030395molecular_functionlactose binding
I0034219biological_processcarbohydrate transmembrane transport
I0055085biological_processtransmembrane transport
I1902600biological_processproton transmembrane transport
Functional Information from PROSITE/UniProt
site_idPS00896
Number of Residues15
DetailsLACY_1 LacY family proton/sugar symporters signature 1. GLLsDKLGLRKyLLW
ChainResidueDetails
GGLY64-TRP78

site_idPS00897
Number of Residues15
DetailsLACY_2 LacY family proton/sugar symporters signature 2. PlIINRIGgKNALLL
ChainResidueDetails
GPRO280-LEU294

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI2
Number of Residues117
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"2164211","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues78
DetailsTransmembrane: {"description":"Helical; Name=1"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues54
DetailsTopological domain: {"description":"Periplasmic","evidences":[{"source":"PubMed","id":"2164211","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues84
DetailsTransmembrane: {"description":"Helical; Name=2"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues75
DetailsTransmembrane: {"description":"Helical; Name=3"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues72
DetailsTransmembrane: {"description":"Helical; Name=4"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues66
DetailsTransmembrane: {"description":"Helical; Name=5"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues57
DetailsTransmembrane: {"description":"Helical; Name=6"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues84
DetailsTransmembrane: {"description":"Helical; Name=7"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues72
DetailsTransmembrane: {"description":"Helical; Name=8"}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues57
DetailsTransmembrane: {"description":"Helical; Name=9"}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues66
DetailsTransmembrane: {"description":"Helical; Name=10"}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues81
DetailsTransmembrane: {"description":"Helical; Name=11"}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues60
DetailsTransmembrane: {"description":"Helical; Name=12"}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues6
DetailsSite: {"description":"Substrate binding","evidences":[{"source":"PubMed","id":"12893935","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues3
DetailsSite: {"description":"Substrate binding and proton translocation","evidences":[{"source":"PubMed","id":"12893935","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues9
DetailsSite: {"description":"Proton translocation","evidences":[{"source":"PubMed","id":"12893935","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues3
DetailsModified residue: {"description":"N-formylmethionine; partial","evidences":[{"source":"PubMed","id":"10485888","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

251801

PDB entries from 2026-04-08

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