Structure of PDB 4cmb Chain B

Receptor sequence
>4cmbB (length=250) Species: 5702 (Trypanosoma brucei brucei) [Search protein sequence]
EAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKE
RSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTP
LVQGKTVETQVAELIGTNAIAPFLLTMSFAQRQSNLSIVNLCDAMVDQPC
MAFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEEEK
DKWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLVHA
3D structure
PDB4cmb Structure-Based Design and Synthesis of Antiparasitic Pyrrolopyrimidines Targeting Pteridine Reductase 1.
ChainB
Resolution1.96 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 D143 Y156 K160
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 H35 N36 S37 L63 N93 S95 T126 L159 D161 K178 P204 V206 S207 R13 I14 H34 N35 S36 L62 N92 S94 T117 L141 D143 K160 P186 V188 S189
BS02 UEN B R14 S95 F97 Y174 L209 W221 R13 S94 F96 Y156 L191 W203 MOAD: Ki=0.56uM
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:4cmb, PDBe:4cmb, PDBj:4cmb
PDBsum4cmb
PubMed25007262
UniProtO76290

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