Structure of PDB 1nas Chain A Binding Site BS01

Receptor Information
>1nas Chain A (length=259) Species: 10090 (Mus musculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADGLGCAVCVLTGASRGFGRALAPQLARLLSPGSVMLVSARSESMLRQLK
EELGAQQPDLKVVLAAADLGTEAGVQRLLSAVRELPRPEGLQRLLLINNA
ATLGDVSKGFLNVNDLAEVNNYWALNLTSMLCLTSGTLNAFQDSPGLSKT
VVNISSLCALQPYKGWGLYCAGKAARDMLYQVLAAEEPSVRVLSYAPGPL
DNDMQQLARETSKDPELRSKLQKLKSDGALVDCGTSAQKLLGLLQKDTFQ
SGAHVDFYD
Ligand information
Ligand IDOAA
InChIInChI=1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)/p-1
InChIKeyKHPXUQMNIQBQEV-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04[O-]C(=O)CC(=O)C(=O)O
OpenEye OEToolkits 1.5.0C(C(=O)C(=O)O)C(=O)[O-]
CACTVS 3.341OC(=O)C(=O)CC([O-])=O
FormulaC4 H3 O5
NameOXALOACETATE ION
ChEMBL
DrugBankDB02637
ZINC
PDB chain1nas Chain A Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1nas The 1.25 A crystal structure of sepiapterin reductase reveals its binding mode to pterins and brain neurotransmitters.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		S158 W168 Y171 Q207 L223
Binding residue
(residue number reindexed from 1)		S156 W166 Y169 Q205 L221
Annotation score1
Enzymatic activity
Enzyme Commision number 1.1.1.153: sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming).
Gene Ontology
Molecular Function
GO:0004757 sepiapterin reductase (NADP+) activity
GO:0016491 oxidoreductase activity
GO:0042803 protein homodimerization activity
Biological Process
GO:0006558 L-phenylalanine metabolic process
GO:0006729 tetrahydrobiopterin biosynthetic process
GO:0019889 pteridine metabolic process
GO:0040014 regulation of multicellular organism growth
GO:0042415 norepinephrine metabolic process
GO:0042417 dopamine metabolic process
GO:0042428 serotonin metabolic process
GO:0046146 tetrahydrobiopterin metabolic process
GO:0048667 cell morphogenesis involved in neuron differentiation
GO:0050882 voluntary musculoskeletal movement
Cellular Component
GO:0005737 cytoplasm
GO:0005739 mitochondrion

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1nas, PDBe:1nas, PDBj:1nas
PDBsum1nas
PubMed9405351
UniProtQ64105|SPRE_MOUSE Sepiapterin reductase (Gene Name=Spr)

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