Reviewed, UniProtKB/Swiss-Prot Q9SDT1 (POR_DAUCA)

Names and origin

Protein names

Recommended name:
    Protochlorophyllide reductase, chloroplastic
      Short name=PCR
    EC=1.3.1.33
Alternative name(s):
    NADPH-protochlorophyllide oxidoreductase
      Short name=POR

Gene names

Name:

POR1

Organism

Daucus carota (Carrot)

Taxonomic identifier

4039 [NCBI]

Taxonomic lineage

Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › eudicotyledons › core eudicotyledons › asterids › campanulids › Apiales › Apiaceae › Apioideae › Scandiceae › Daucinae › Daucus

Protein attributes

Sequence length	398 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Evidence at transcript level.

General annotation (Comments)

Function	Phototransformation of protochlorophyllide (Pchlide) to chlorophyllide (Chlide).
Catalytic activity	Chlorophyllide a + NADP+ = protochlorophyllide + NADPH.
Pathway	Porphyrin biosynthesis; chlorophyll biosynthesis.
Subcellular location	Plastid › chloroplast.
Sequence similarities	Belongs to the short-chain dehydrogenases/reductases (SDR) family. POR subfamily.

Ontologies

Keywords
Biological process	Chlorophyll biosynthesis Photosynthesis
Cellular component	Chloroplast Plastid
Domain	Transit peptide
Ligand	NADP
Molecular function	Oxidoreductase
Gene Ontology (GO)
Biological process	chlorophyll biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW photosynthesis Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	chloroplast Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	binding Inferred from electronic annotation. Source: InterPro protochlorophyllide reductase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Transit peptide	1 – ?		Chloroplast Potential
	Chain	? – 398		Protochlorophyllide reductase, chloroplastic		PRO_0000023292

Sequences

	Sequence		Length	Mass (Da)
	Q9SDT1-1 [UniParc]. Last modified May 1, 2000. Version 1. Checksum: C817D57FA7CF27D5	FASTA	398	43,365
	10 20 30 40 50 60 MALQAASFLP SSFSINKEGK ANVSLKETSL FGVTFSDSLR TDFSSLRTRR GCRQISQTGA 70 80 90 100 110 120 IRSQAVATTP SVNRATGEGK KTLRKGSVII TGASSGLGLA TAKALAETGK WHVIMACRDF 130 140 150 160 170 180 LKAERAAKSA GMPKENYTIM HLDLASLDSV RQFVETFRRS ERPLDVLVCN AAVYFPTAKE 190 200 210 220 230 240 PTYTADGFEL SVGTNHLGHF LLSRLLLDDL NKSDYPSKRL IIVGSITGNT NTLAGNVPPK 250 260 270 280 290 300 ANLGDLRGLA GGLNGMNSSA MIDGAEFDGA KAYKDSKVCN MLTMQEFHRR YHEETGITFA 310 320 330 340 350 360 SLYPGCIATT GLFREHIPLF RTLFPPFQKY ITKGYVSEAE SGKRLAQVVS EPSLTKSGVY 370 380 390 WSWNKDSASF ENQLSEEASD VEKARKVWEV SEKLVGLA

References

[1]	"Cloning of photosynthesis-related genes and their expression during somatic embryogenesis in carrot." Sato K., Demura T., Fukuda H. Plant Cell Physiol. 38:77-77(1997) Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Strain: cv. Kurodagosun.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AF207691 mRNA. Translation: AAF20949.1.
3D structure databases
SMR	Q9SDT1. Positions 86-316.
ModBase	Search...
Enzyme and pathway databases
BRENDA	1.3.1.33. 1081.
Family and domain databases
InterPro	IPR002198. DH_sc/Rdtase_SDR. IPR002347. Glc/ribitol_DH. IPR016040. NAD(P)-bd_dom. IPR005979. Prochl_reduct. [Graphical view]
Gene3D	G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
PANTHER	PTHR19410. ADH_short_C2. 1 hit.
Pfam	PF00106. adh_short. 1 hit. [Graphical view]
PRINTS	PR00081. GDHRDH.
TIGRFAMs	TIGR01289. LPOR. 1 hit.
ProtoNet	Search...

Entry information

Entry name

POR_DAUCA

Accession

Primary (citable) accession number: Q9SDT1

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 1, 2000
Last sequence update:	May 1, 2000
Last modified:	February 9, 2010
This is version 57 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

PPAP (Plant Proteome Annotation Project)