Structure of PDB 6jkt Chain B

Receptor sequence
>6jktB (length=310) Species: 5693 (Trypanosoma cruzi) [Search protein sequence]
GSMLELPPVASLKGKSITSAEQFSRADIYALIHLASAMQRKIDAGEVLNL
LQGRIMTPLFFEDSSRTFSSFCAAMIRLGGSVVNFKVEASSINKGETLAD
TIRTLDSYSDVLVMRHPRQDAIEEALSVAQHPILNAGNGAGEHPTQALLD
TLTIHSELGSVDGITIALIGDLKMGRTVHSLLKLLVRNFSIKCVFLVAPD
ALQMPQDVLEPLQHEIATKGVIIHRTHALTDEVMQKSDVLYTTRLQKERF
DITIDAARMRLAKEKMIVMHPLPRNDELSTTVDADPRAAYFRQMRYGMFM
RMAILWSVLA
3D structure
PDB6jkt Crystallographic snapshots of Trypanosoma cruzi aspartate transcarbamoylase revealed an ordered Bi-Bi reaction mechanism
ChainB
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R113 H141 Q144 T241 P287 G313
Catalytic site (residue number reindexed from 1) R115 H143 Q146 T243 P271 G297
Enzyme Commision number 2.1.3.2: aspartate carbamoyltransferase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 PAL B S89 K92 S91 K94
BS02 PAL B S62 S63 R64 T65 R113 H141 R174 R242 Q244 L288 S64 S65 R66 T67 R115 H143 R176 R244 Q246 L272
Gene Ontology
Molecular Function
GO:0004070 aspartate carbamoyltransferase activity
GO:0016597 amino acid binding
GO:0016740 transferase activity
GO:0016743 carboxyl- or carbamoyltransferase activity
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0006520 amino acid metabolic process
GO:0044205 'de novo' UMP biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6jkt, PDBe:6jkt, PDBj:6jkt
PDBsum6jkt
PubMed
UniProtO15636

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