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Q8W3D9 (PORB_ORYSJ) Reviewed, UniProtKB/Swiss-Prot

Last modified May 14, 2014. Version 84. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (3) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Protochlorophyllide reductase B, chloroplastic

Short name=PCR B
EC=1.3.1.33
Alternative name(s):
NADPH-protochlorophyllide oxidoreductase B
Short name=POR B
Gene names
Name:PORB
Ordered Locus Names:Os10g0496900, LOC_Os10g35370
ORF Names:OSJNBa0017E08.8
OrganismOryza sativa subsp. japonica (Rice) [Reference proteome]
Taxonomic identifier39947 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaPoalesPoaceaeBEP cladeEhrhartoideaeOryzeaeOryza

Protein attributes

Sequence length402 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Phototransformation of protochlorophyllide (Pchlide) to chlorophyllide (Chlide).

Catalytic activity

Chlorophyllide a + NADP+ = protochlorophyllide + NADPH.

Pathway

Porphyrin-containing compound metabolism; chlorophyll biosynthesis.

Subcellular location

Plastidchloroplast By similarity.

Sequence similarities

Belongs to the short-chain dehydrogenases/reductases (SDR) family. POR subfamily.

Ontologies

Keywords
   Biological processChlorophyll biosynthesis
Photosynthesis
   Cellular componentChloroplast
Plastid
   Coding sequence diversityAlternative splicing
   DomainTransit peptide
   LigandNADP
   Molecular functionOxidoreductase
   Technical termComplete proteome
Reference proteome
Gene Ontology (GO)
   Biological_processchlorophyll biosynthetic process

Inferred from electronic annotation. Source: UniProtKB-UniPathway

photosynthesis

Inferred from electronic annotation. Source: UniProtKB-KW

   Cellular_componentchloroplast

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular_functionprotochlorophyllide reductase activity

Inferred from electronic annotation. Source: UniProtKB-EC

Complete GO annotation...

Alternative products

This entry describes 2 isoforms produced by alternative splicing. [Align] [Select]
Isoform 1 (identifier: Q8W3D9-1)

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.
Note: Derived from EST data. No experimental confirmation available.
Isoform 2 (identifier: Q8W3D9-2)

The sequence of this isoform differs from the canonical sequence as follows:
     1-114: Missing.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Transit peptide1 – ?Chloroplast Potential
Chain? – 402Protochlorophyllide reductase B, chloroplasticPRO_0000376077

Natural variations

Alternative sequence1 – 114114Missing in isoform 2.
VSP_037403

Sequences

Sequence LengthMass (Da)Tools
Isoform 1 [UniParc].

Last modified March 1, 2002. Version 1.
Checksum: 749869F7316DFAAA

FASTA40242,766
        10         20         30         40         50         60 
MALQAATTTS FLPSALSARK EGAVKDSAFL GVRLGDGLKL ETSALGLRTK RVSTSSVAIR 

        70         80         90        100        110        120 
AQASAAVSSP TVTPASPSGK QTLRKGTAVI TGASSGLGLA TAKALAETGR WHVVMGCRDF 

       130        140        150        160        170        180 
LKASRAAKAA GMEKGSYTIV HLDLASLDSV RQFVANVRRL EMPVDVVVCN AAVYQPTAKQ 

       190        200        210        220        230        240 
PSFTADGFEM SVGVNHLGHF LLARELLADL TSSDYPSKRL IIVGSITGNT NTLAGNVPPK 

       250        260        270        280        290        300 
ANLGDLRGLA SGLDGVSSSA MIDGGEFDGA KAYKDSKVCN MLTMQEFHRR YHGETGVTFA 

       310        320        330        340        350        360 
SLYPGCIATT GLFREHVPLF RLLFPPFQKY ITKGYVSEEE AGKRLAQVVS DPSLTKSGVY 

       370        380        390        400 
WSWNNNSASF ENQLSEEASD PEKAKKVWEL SEKLVGLADH DQ 

« Hide

Isoform 2 [UniParc].

Checksum: 9D0C3CCC97655D85
Show »

FASTA28831,377

References

« Hide 'large scale' references
[1]"In-depth view of structure, activity, and evolution of rice chromosome 10."
Yu Y., Rambo T., Currie J., Saski C., Kim H.-R., Collura K., Thompson S., Simmons J., Yang T.-J., Nah G., Patel A.J., Thurmond S., Henry D., Oates R., Palmer M., Pries G., Gibson J., Anderson H. expand/collapse author list , Paradkar M., Crane L., Dale J., Carver M.B., Wood T., Frisch D., Engler F., Soderlund C., Palmer L.E., Teytelman L., Nascimento L., De la Bastide M., Spiegel L., Ware D., O'Shaughnessy A., Dike S., Dedhia N., Preston R., Huang E., Ferraro K., Kuit K., Miller B., Zutavern T., Katzenberger F., Muller S., Balija V., Martienssen R.A., Stein L., Minx P., Johnson D., Cordum H., Mardis E., Cheng Z., Jiang J., Wilson R., McCombie W.R., Wing R.A., Yuan Q., Ouyang S., Liu J., Jones K.M., Gansberger K., Moffat K., Hill J., Tsitrin T., Overton L., Bera J., Kim M., Jin S., Tallon L., Ciecko A., Pai G., Van Aken S., Utterback T., Reidmuller S., Bormann J., Feldblyum T., Hsiao J., Zismann V., Blunt S., de Vazeille A.R., Shaffer T., Koo H., Suh B., Yang Q., Haas B., Peterson J., Pertea M., Volfovsky N., Wortman J., White O., Salzberg S.L., Fraser C.M., Buell C.R., Messing J., Song R., Fuks G., Llaca V., Kovchak S., Young S., Bowers J.E., Paterson A.H., Johns M.A., Mao L., Pan H., Dean R.A.
Science 300:1566-1569(2003) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: cv. Nipponbare.
[2]"The map-based sequence of the rice genome."
International rice genome sequencing project (IRGSP)
Nature 436:793-800(2005) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: cv. Nipponbare.
[3]"The rice annotation project database (RAP-DB): 2008 update."
The rice annotation project (RAP)
Nucleic Acids Res. 36:D1028-D1033(2008) [PubMed] [Europe PMC] [Abstract]
Cited for: GENOME REANNOTATION.
Strain: cv. Nipponbare.
[4]"Collection, mapping, and annotation of over 28,000 cDNA clones from japonica rice."
The rice full-length cDNA consortium
Science 301:376-379(2003) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2).
Strain: cv. Nipponbare.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AC068923 Genomic DNA. Translation: AAL58280.1.
DP000086 Genomic DNA. Translation: AAP54438.1.
DP000086 Genomic DNA. Translation: ABB47824.1.
AP008216 Genomic DNA. Translation: BAF26869.1.
AK068143 mRNA. Translation: BAG90777.1.
RefSeqNP_001064955.1. NM_001071490.1. [Q8W3D9-2]
UniGeneOs.88103.

3D structure databases

ProteinModelPortalQ8W3D9.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING39947.LOC_Os10g35370.1.

Proteomic databases

PaxDbQ8W3D9.
PRIDEQ8W3D9.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID4349004.
KEGGosa:4349004.

Organism-specific databases

GrameneQ8W3D9.

Phylogenomic databases

eggNOGCOG1028.
KOK00218.
OMAKGSYTIV.

Enzyme and pathway databases

UniPathwayUPA00668.

Family and domain databases

Gene3D3.40.50.720. 2 hits.
InterProIPR002198. DH_sc/Rdtase_SDR.
IPR002347. Glc/ribitol_DH.
IPR016040. NAD(P)-bd_dom.
IPR005979. Prochl_reduct.
[Graphical view]
PfamPF00106. adh_short. 1 hit.
[Graphical view]
PRINTSPR00081. GDHRDH.
TIGRFAMsTIGR01289. LPOR. 1 hit.
ProtoNetSearch...

Entry information

Entry namePORB_ORYSJ
AccessionPrimary (citable) accession number: Q8W3D9
Secondary accession number(s): Q337H5, Q7XD32
Entry history
Integrated into UniProtKB/Swiss-Prot: May 26, 2009
Last sequence update: March 1, 2002
Last modified: May 14, 2014
This is version 84 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

Oryza sativa (rice)

Index of Oryza sativa entries and their corresponding gene designations

PATHWAY comments

Index of metabolic and biosynthesis pathways