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1GUP

STRUCTURE OF NUCLEOTIDYLTRANSFERASE COMPLEXED WITH UDP-GALACTOSE

Functional Information from GO Data
ChainGOidnamespacecontents
A0004335molecular_functiongalactokinase activity
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006012biological_processgalactose metabolic process
A0008108molecular_functionUDP-glucose:hexose-1-phosphate uridylyltransferase activity
A0008198molecular_functionferrous iron binding
A0008270molecular_functionzinc ion binding
A0033499biological_processgalactose catabolic process via UDP-galactose, Leloir pathway
B0004335molecular_functiongalactokinase activity
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0006012biological_processgalactose metabolic process
B0008108molecular_functionUDP-glucose:hexose-1-phosphate uridylyltransferase activity
B0008198molecular_functionferrous iron binding
B0008270molecular_functionzinc ion binding
B0033499biological_processgalactose catabolic process via UDP-galactose, Leloir pathway
C0004335molecular_functiongalactokinase activity
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0006012biological_processgalactose metabolic process
C0008108molecular_functionUDP-glucose:hexose-1-phosphate uridylyltransferase activity
C0008198molecular_functionferrous iron binding
C0008270molecular_functionzinc ion binding
C0033499biological_processgalactose catabolic process via UDP-galactose, Leloir pathway
D0004335molecular_functiongalactokinase activity
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0006012biological_processgalactose metabolic process
D0008108molecular_functionUDP-glucose:hexose-1-phosphate uridylyltransferase activity
D0008198molecular_functionferrous iron binding
D0008270molecular_functionzinc ion binding
D0033499biological_processgalactose catabolic process via UDP-galactose, Leloir pathway
Functional Information from PDB Data
site_idAC1
Number of Residues25
DetailsBINDING SITE FOR RESIDUE GDU A 352
ChainResidue
APHE53
AGLY159
ACYS160
ASER161
AGLN168
ATRP170
AHOH356
AHOH365
AHOH675
BARG28
BARG31
AARG60
BLYS311
BPHE312
BVAL314
BGLY315
BTYR316
BGLU317
AVAL61
APHE75
AASN77
AASP78
APHE79
APHE151
AASN153

site_idAC2
Number of Residues27
DetailsBINDING SITE FOR RESIDUE GDU B 352
ChainResidue
AARG28
AARG31
APRO32
ATRP33
ALYS311
APHE312
AVAL314
AGLY315
ATYR316
AGLU317
BPHE53
BARG60
BVAL61
BPHE75
BASN77
BASP78
BPHE79
BPHE151
BASN153
BGLY159
BCYS160
BSER161
BGLN168
BTRP170
BHOH354
BHOH429
BHOH430

site_idAC3
Number of Residues27
DetailsBINDING SITE FOR RESIDUE GDU C 352
ChainResidue
CPHE53
CARG60
CVAL61
CPHE75
CASN77
CASP78
CPHE79
CPHE151
CASN153
CGLY159
CCYS160
CSER161
CGLN168
CTRP170
CHOH713
CHOH745
CHOH863
CHOH1057
DARG28
DARG31
DTRP33
DLYS311
DPHE312
DVAL314
DGLY315
DTYR316
DGLU317

site_idAC4
Number of Residues24
DetailsBINDING SITE FOR RESIDUE GDU D 352
ChainResidue
DSER161
DGLN168
DHOH701
DHOH856
CARG28
CARG31
CPRO32
CLYS311
CPHE312
CVAL314
CGLY315
CTYR316
CGLU317
CHOH806
DARG60
DVAL61
DPHE75
DASN77
DASP78
DPHE79
DPHE151
DASN153
DGLY159
DCYS160

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 350
ChainResidue
ACYS52
ACYS55
AHIS115
AHIS164

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE FE A 351
ChainResidue
AGLU182
AHIS281
AHIS296
AHIS298

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K A 353
ChainResidue
BASN153
BGLY166
BHOH376
BHOH430
BHOH458

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 350
ChainResidue
BCYS52
BCYS55
BHIS115
BHIS164

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE FE B 351
ChainResidue
BGLU182
BHIS281
BHIS296
BHIS298

site_idBC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE K B 353
ChainResidue
AASN153
AGLY166
AHOH356
AHOH408
AHOH433
AHOH459
AHOH675

site_idBC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 350
ChainResidue
CCYS52
CCYS55
CHIS115
CHIS164

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE FE C 351
ChainResidue
CGLU182
CHIS281
CHIS296
CHIS298

site_idBC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE K C 353
ChainResidue
CASN153
CGLY166
CHOH713
CHOH729
CHOH746
CHOH777
CHOH863

site_idBC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 350
ChainResidue
DCYS52
DCYS55
DHIS115
DHIS164

site_idBC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE FE D 351
ChainResidue
DGLU182
DHIS281
DHIS296
DHIS298

site_idBC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K D 353
ChainResidue
DASN153
DGLY166
DHOH719
DHOH741
DHOH783

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Tele-UMP-histidine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU10033","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"8794735","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9063869","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues20
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"9063869","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1GUQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues32
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8794735","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9063869","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1GUQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1HXQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues28
DetailsBinding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"9063869","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1GUQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1hxq
ChainResidueDetails
AHIS164
AGLY166
ACYS160
AGLN168

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1hxq
ChainResidueDetails
BHIS164
BGLY166
BCYS160
BGLN168

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 1hxq
ChainResidueDetails
CHIS164
CGLY166
CCYS160
CGLN168

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 1hxq
ChainResidueDetails
DHIS164
DGLY166
DCYS160
DGLN168

site_idMCSA1
Number of Residues8
DetailsM-CSA 88
ChainResidueDetails
ACYS52metal ligand
ACYS55metal ligand
AHIS115metal ligand
AASN153activator, hydrogen bond donor
ASER161electrostatic stabiliser, hydrogen bond donor, steric role
AHIS164activator
AGLY166hydrogen bond donor, nucleofuge, nucleophile
AGLN168electrostatic stabiliser, hydrogen bond donor

site_idMCSA2
Number of Residues8
DetailsM-CSA 88
ChainResidueDetails
BCYS52metal ligand
BCYS55metal ligand
BHIS115metal ligand
BASN153activator, hydrogen bond donor
BSER161electrostatic stabiliser, hydrogen bond donor, steric role
BHIS164activator
BGLY166hydrogen bond donor, nucleofuge, nucleophile
BGLN168electrostatic stabiliser, hydrogen bond donor

site_idMCSA3
Number of Residues8
DetailsM-CSA 88
ChainResidueDetails
CCYS52metal ligand
CCYS55metal ligand
CHIS115metal ligand
CASN153activator, hydrogen bond donor
CSER161electrostatic stabiliser, hydrogen bond donor, steric role
CHIS164activator
CGLY166hydrogen bond donor, nucleofuge, nucleophile
CGLN168electrostatic stabiliser, hydrogen bond donor

site_idMCSA4
Number of Residues8
DetailsM-CSA 88
ChainResidueDetails
DCYS52metal ligand
DCYS55metal ligand
DHIS115metal ligand
DASN153activator, hydrogen bond donor
DSER161electrostatic stabiliser, hydrogen bond donor, steric role
DHIS164activator
DGLY166hydrogen bond donor, nucleofuge, nucleophile
DGLN168electrostatic stabiliser, hydrogen bond donor

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PDB entries from 2026-03-25

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