Structure of PDB 4cme Chain B

Receptor sequence
>4cmeB (length=249) Species: 5702 (Trypanosoma brucei brucei) [Search protein sequence]
EAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKE
RSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTP
LVGKTVETQVAELIGTNAIAPFLLTMSFAQRQSNLSIVNLCDAMVDQPCM
AFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEEEKD
KWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLVHA
3D structure
PDB4cme Structure-Based Design and Synthesis of Antiparasitic Pyrrolopyrimidines Targeting Pteridine Reductase 1.
ChainB
Resolution1.85 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R14 D161 Y174 K178
Catalytic site (residue number reindexed from 1) R13 D142 Y155 K159
Enzyme Commision number 1.5.1.33: pteridine reductase.
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 NAP B R14 I15 H33 Y34 H35 N36 S37 L63 N93 A94 S95 T126 L159 D161 K178 P204 V206 S207 R13 I14 H32 Y33 H34 N35 S36 L62 N92 A93 S94 T116 L140 D142 K159 P185 V187 S188
BS02 KTZ B R14 S95 F97 M163 C168 Y174 G205 L209 R13 S94 F96 M144 C149 Y155 G186 L190 MOAD: Ki=0.29uM
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0016491 oxidoreductase activity
GO:0047040 pteridine reductase activity

View graph for
Molecular Function
External links
PDB RCSB:4cme, PDBe:4cme, PDBj:4cme
PDBsum4cme
PubMed25007262
UniProtO76290

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