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P53797 (PSY_NARPS) Reviewed, UniProtKB/Swiss-Prot

Last modified December 11, 2013. Version 64. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Phytoene synthase, chloroplastic

EC=2.5.1.32
Gene names
Name:PSY
OrganismNarcissus pseudonarcissus (Daffodil)
Taxonomic identifier39639 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaAsparagalesAmaryllidaceaeAmaryllidoideaeNarcissus

Protein attributes

Sequence length423 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Catalyzes the reaction from prephytoene diphosphate to phytoene.

Catalytic activity

2 geranylgeranyl diphosphate = 15-cis-phytoene + 2 diphosphate.

Pathway

Carotenoid biosynthesis; phytoene biosynthesis; all-trans-phytoene from geranylgeranyl diphosphate: step 1/1.

Subunit structure

Monomer By similarity.

Subcellular location

Plastidchloroplast.

Sequence similarities

Belongs to the phytoene/squalene synthase family.

Ontologies

Keywords
   Biological processCarotenoid biosynthesis
Isoprene biosynthesis
   Cellular componentChloroplast
Plastid
   DomainTransit peptide
   Molecular functionTransferase
   Technical termMultifunctional enzyme
Gene Ontology (GO)
   Biological_processcarotenoid biosynthetic process

Inferred from electronic annotation. Source: UniProtKB-KW

   Cellular_componentchloroplast

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular_functiongeranylgeranyl-diphosphate geranylgeranyltransferase activity

Inferred from electronic annotation. Source: UniProtKB-EC

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Transit peptide1 – 136136Chloroplast Potential
Chain137 – 423287Phytoene synthase, chloroplastic
PRO_0000029859

Sequences

Sequence LengthMass (Da)Tools
P53797 [UniParc].

Last modified October 1, 1996. Version 1.
Checksum: 8E76BA35312B73DF

FASTA42347,806
        10         20         30         40         50         60 
MVVAILRVVS AIEIPIRLGF SEANWRFSSP KYDNLGRKKS RLSVYSLYTT SKYACVGFEA 

        70         80         90        100        110        120 
ENNGKFLIRS SLVANPAGEA TISSEQKVYD VVLKQAALVK DQTKSSRKST DVKPDIVLPG 

       130        140        150        160        170        180 
TVYLLKDAYD RCGEVCAEYA KTFYLGTLLM TPERRRAIWA IYVWCRRTDE LVDGHNASHI 

       190        200        210        220        230        240 
TPSALDRWEA RLEDLFAGRP YDMFDAALSD TVSRFPVDIQ PFMDMVEGMR MDLKKSRYKN 

       250        260        270        280        290        300 
FDELYLYCYY VAGTVGLMSV PVMGIAPESL AEAESVYNAA LALGIANQLT NILRDVGEDA 

       310        320        330        340        350        360 
RRGRIYLPQD ELAEAGLSDE DVFTGKVTDK WRSFMKRQIK RARTFFEQAE KGVTELSQAS 

       370        380        390        400        410        420 
RWPVWASLLL YRQILDEIEA NDYNNFTKRA YVSKVKRLAA LPLAYGKSLL IPLSLRPPSL 


SKA 

« Hide

References

[1]"Nucleotide sequence of a Narcissus pseudonarcissus cDNA for phytoene synthase."
Schledz M., Beyer P.
Plant Gene Register PGR95-122
Cited for: NUCLEOTIDE SEQUENCE [MRNA].
Tissue: Paracorolla.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X78814 mRNA. Translation: CAA55391.1.
PIRS54135.

3D structure databases

ProteinModelPortalP53797.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Enzyme and pathway databases

BioCycMetaCyc:MONOMER-18247.
UniPathwayUPA00799; UER00773.

Family and domain databases

Gene3D1.10.600.10. 1 hit.
InterProIPR002060. Squ/phyt_synthse.
IPR019845. Squalene/phytoene_synthase_CS.
IPR008949. Terpenoid_synth.
[Graphical view]
PfamPF00494. SQS_PSY. 1 hit.
[Graphical view]
SUPFAMSSF48576. SSF48576. 1 hit.
PROSITEPS01044. SQUALEN_PHYTOEN_SYN_1. 1 hit.
PS01045. SQUALEN_PHYTOEN_SYN_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry namePSY_NARPS
AccessionPrimary (citable) accession number: P53797
Entry history
Integrated into UniProtKB/Swiss-Prot: October 1, 1996
Last sequence update: October 1, 1996
Last modified: December 11, 2013
This is version 64 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PATHWAY comments

Index of metabolic and biosynthesis pathways