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6LK4

Crystal structure of GMP reductase from Trypanosoma brucei in complex with guanosine 5'-triphosphate

Replaces:  5X8O
Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0003920molecular_functionGMP reductase activity
A0003938molecular_functionIMP dehydrogenase activity
A0005525molecular_functionGTP binding
A0005654cellular_componentnucleoplasm
A0005730cellular_componentnucleolus
A0005737cellular_componentcytoplasm
A0005777cellular_componentperoxisome
A0006144biological_processpurine nucleobase metabolic process
A0006164biological_processpurine nucleotide biosynthetic process
A0006177biological_processGMP biosynthetic process
A0006183biological_processGTP biosynthetic process
A0009152biological_processpurine ribonucleotide biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
A0020015cellular_componentglycosome
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues14
Detailsbinding site for residue GTP A 601
ChainResidue
AARG93
ALEU206
ASER210
AASP211
ALYS214
AHOH701
AALA94
AILE99
APRO102
AARG103
AARG123
AVAL127
AGLY128
ACYS129

site_idAC2
Number of Residues4
Detailsbinding site for residue PO4 A 602
ChainResidue
AGLY352
AGLY353
AGLY374
AASN375

Functional Information from PROSITE/UniProt
site_idPS00487
Number of Residues13
DetailsIMP_DH_GMP_RED IMP dehydrogenase / GMP reductase signature. LKIGVGpGSICiT
ChainResidueDetails
ALEU308-THR320

238268

PDB entries from 2025-07-02

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