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8C53

Trypanosoma brucei IMP dehydrogenase (ori) crystallized in High Five cells reveals native ligands ATP, GDP and phosphate. Diffraction data collection at 100 K in cellulo; CrystFEL processing

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0003938molecular_functionIMP dehydrogenase activity
A0005737cellular_componentcytoplasm
A0005777cellular_componentperoxisome
A0006164biological_processpurine nucleotide biosynthetic process
A0006177biological_processGMP biosynthetic process
A0006183biological_processGTP biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0020015cellular_componentglycosome
A0046872molecular_functionmetal ion binding
B0000166molecular_functionnucleotide binding
B0003824molecular_functioncatalytic activity
B0003938molecular_functionIMP dehydrogenase activity
B0005737cellular_componentcytoplasm
B0005777cellular_componentperoxisome
B0006164biological_processpurine nucleotide biosynthetic process
B0006177biological_processGMP biosynthetic process
B0006183biological_processGTP biosynthetic process
B0016491molecular_functionoxidoreductase activity
B0020015cellular_componentglycosome
B0046872molecular_functionmetal ion binding
Functional Information from PROSITE/UniProt
site_idPS00487
Number of Residues13
DetailsIMP_DH_GMP_RED IMP dehydrogenase / GMP reductase signature. LRIGMGsGSICiT
ChainResidueDetails
ALEU315-THR327

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Thioimidate intermediate => ECO:0000255|HAMAP-Rule:MF_03156
ChainResidueDetails
ACYS325
BCYS325

site_idSWS_FT_FI2
Number of Residues2
DetailsACT_SITE: Proton acceptor => ECO:0000255|HAMAP-Rule:MF_03156
ChainResidueDetails
AARG423
BARG423

site_idSWS_FT_FI3
Number of Residues18
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_03156
ChainResidueDetails
AASP268
BASP268
BGLY318
BSER323
BASP358
BGLY381
BTYR405
BGLN435
BGLU494
BGLY495
AGLY318
ASER323
AASP358
AGLY381
ATYR405
AGLN435
AGLU494
AGLY495

site_idSWS_FT_FI4
Number of Residues6
DetailsBINDING: in other chain => ECO:0000255|HAMAP-Rule:MF_03156
ChainResidueDetails
AGLY320
AGLY322
ACYS325
BGLY320
BGLY322
BCYS325

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PDB entries from 2025-06-18

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