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P49085

- PSY_MAIZE

UniProt

P49085 - PSY_MAIZE

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Protein

Phytoene synthase, chloroplastic

Gene

Y1

Organism
Zea mays (Maize)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi

Functioni

Catalyzes the reaction from prephytoene diphosphate to phytoene.

Catalytic activityi

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

Pathwayi

GO - Molecular functioni

  1. geranylgeranyl-diphosphate geranylgeranyltransferase activity Source: UniProtKB-EC

GO - Biological processi

  1. carotenoid biosynthetic process Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Transferase

Keywords - Biological processi

Carotenoid biosynthesis, Isoprene biosynthesis

Enzyme and pathway databases

BioCyciMetaCyc:GBWI-61910-MONOMER.
UniPathwayiUPA00799; UER00773.

Names & Taxonomyi

Protein namesi
Recommended name:
Phytoene synthase, chloroplastic (EC:2.5.1.32)
Gene namesi
Name:Y1
OrganismiZea mays (Maize)
Taxonomic identifieri4577 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaPoalesPoaceaePACMAD cladePanicoideaeAndropogoneaeZea

Organism-specific databases

GrameneiP49085.
MaizeGDBi66643.

Subcellular locationi

GO - Cellular componenti

  1. chloroplast Source: UniProtKB-KW
Complete GO annotation...

Keywords - Cellular componenti

Chloroplast, Plastid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini? – 410Phytoene synthase, chloroplasticPRO_0000029858
Transit peptidei1 – ?ChloroplastSequence Analysis

Interactioni

Subunit structurei

Monomer.By similarity

Structurei

3D structure databases

ProteinModelPortaliP49085.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the phytoene/squalene synthase family.Curated

Keywords - Domaini

Transit peptide

Phylogenomic databases

HOGENOMiHOG000220848.

Family and domain databases

Gene3Di1.10.600.10. 1 hit.
InterProiIPR002060. Squ/phyt_synthse.
IPR019845. Squalene/phytoene_synthase_CS.
IPR008949. Terpenoid_synth.
[Graphical view]
PfamiPF00494. SQS_PSY. 1 hit.
[Graphical view]
SUPFAMiSSF48576. SSF48576. 1 hit.
PROSITEiPS01044. SQUALEN_PHYTOEN_SYN_1. 1 hit.
PS01045. SQUALEN_PHYTOEN_SYN_2. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

P49085-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MAIILVRAAS PGLSAADSIS HQGTLQCSTL LKTKRPAARR WMPCSLLGLH
60 70 80 90 100
PWEAGRPSPA VYSSLPVNPA GEAVVSSEQK VYDVVLKQAA LLKRQLRTPV
110 120 130 140 150
LDARPQDMDM PRNGLKEAYD RCGEICEEYA KTFYLGTMLM TEERRRAIWA
160 170 180 190 200
IYVWCRRTDE LVDGPNANYI TPTALDRWEK RLEDLFTGRP YDMLDAALSD
210 220 230 240 250
TISRFPIDIQ PFRDMIEGMR SDLRKTRYNN FDELYMYCYY VAGTVGLMSV
260 270 280 290 300
PVMGIATESK ATTESVYSAA LALGIANQLT NILRDVGEDA RRGRIYLPQD
310 320 330 340 350
ELAQAGLSDE DIFKGVVTNR WRNFMKRQIK RARMFFEEAE RGVNELSQAS
360 370 380 390 400
RWPVWASLLL YRQILDEIEA NDYNNFTKRA YVGKGKKLLA LPVAYGKSLL
410
LPCSLRNGQT
Length:410
Mass (Da):46,481
Last modified:February 1, 1996 - v1
Checksum:i21070A33624EED79
GO

Natural variant

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Natural varianti344 – 3441N → T in allele B73.

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
U32636 Genomic DNA. Translation: AAB60314.1.
PIRiS68307.
UniGeneiZm.94272.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
U32636 Genomic DNA. Translation: AAB60314.1 .
PIRi S68307.
UniGenei Zm.94272.

3D structure databases

ProteinModelPortali P49085.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Organism-specific databases

Gramenei P49085.
MaizeGDBi 66643.

Phylogenomic databases

HOGENOMi HOG000220848.

Enzyme and pathway databases

UniPathwayi UPA00799 ; UER00773 .
BioCyci MetaCyc:GBWI-61910-MONOMER.

Family and domain databases

Gene3Di 1.10.600.10. 1 hit.
InterProi IPR002060. Squ/phyt_synthse.
IPR019845. Squalene/phytoene_synthase_CS.
IPR008949. Terpenoid_synth.
[Graphical view ]
Pfami PF00494. SQS_PSY. 1 hit.
[Graphical view ]
SUPFAMi SSF48576. SSF48576. 1 hit.
PROSITEi PS01044. SQUALEN_PHYTOEN_SYN_1. 1 hit.
PS01045. SQUALEN_PHYTOEN_SYN_2. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "The y1 gene of maize codes for phytoene synthase."
    Buckner B., Sanmiguel P., Janick-Buckner D., Bennetzen J.L.
    Genetics 143:479-488(1996) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].

Entry informationi

Entry nameiPSY_MAIZE
AccessioniPrimary (citable) accession number: P49085
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1996
Last sequence update: February 1, 1996
Last modified: October 29, 2014
This is version 73 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Multifunctional enzyme

Documents

  1. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3