Q19341 (3HAO_CAEEL) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
3-hydroxyanthranilate 3,4-dioxygenase
EC=1.13.11.6

Alternative name(s):
3-hydroxyanthranilate oxygenase
Short name=3-HAO
3-hydroxyanthranilic acid dioxygenase
Short name=HAD

Gene names

Name:	haao-1
ORF Names:	K06A4.5

Organism

Caenorhabditis elegans [Reference proteome]

Taxonomic identifier

6239 [NCBI]

Taxonomic lineage

cellular organisms › Eukaryota › Opisthokonta › Metazoa › Eumetazoa › Bilateria › Protostomia › Ecdysozoa › Nematoda › Chromadorea › Rhabditida › Rhabditoidea › Rhabditidae › Peloderinae › Caenorhabditis

Protein attributes

Sequence length	281 AA.
Sequence status	Complete.
Protein existence	Evidence at protein level

General annotation (Comments)

Function	Catalyzes the oxidative ring opening of 3-hydroxyanthranilate to 2-amino-3-carboxymuconate semialdehyde, which spontaneously cyclizes to quinolinate By similarity. HAMAP-Rule MF_03019
Catalytic activity	3-hydroxyanthranilate + O2 = 2-amino-3-carboxymuconate semialdehyde. HAMAP-Rule MF_03019
Cofactor	Fe2+ ion By similarity.
Pathway	Cofactor biosynthesis; NAD(+) biosynthesis; quinolinate from L-kynurenine: step 3/3. HAMAP-Rule MF_03019
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the 3-HAO family.

Ontologies

Keywords
Biological process	Pyridine nucleotide biosynthesis
Cellular component	Cytoplasm
Ligand	Iron Metal-binding
Molecular function	Dioxygenase Oxidoreductase
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Biological_process	NAD biosynthetic process Inferred from electronic annotation. Source: UniProtKB-UniPathway
Cellular_component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	3-hydroxyanthranilate 3,4-dioxygenase activity Inferred from electronic annotation. Source: EC iron ion binding Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 281	281	3-hydroxyanthranilate 3,4-dioxygenase HAMAP-Rule MF_03019		PRO_0000245470
Regions
	Region	1 – 162	162	Domain A (catalytic) By similarity
	Region	163 – 179	17	Linker By similarity
	Region	180 – 281	102	Domain B By similarity
Sites
	Metal binding	49	1	Iron; catalytic By similarity
	Metal binding	55	1	Iron; catalytic By similarity
	Metal binding	93	1	Iron; catalytic By similarity
	Binding site	45	1	Dioxygen By similarity
	Binding site	55	1	Substrate By similarity
	Binding site	97	1	Substrate By similarity
	Binding site	107	1	Substrate By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q19341 [UniParc]. Last modified November 1, 1998. Version 2. Checksum: E3DD76D60D5930A9	FASTA	281	32,227
	10 20 30 40 50 60 MSGVTAIEIP QWIQDNQEDF VPPVCNKCMF SDQLKVFYVG GPNQRKDFHL EEGEEFFFQR 70 80 90 100 110 120 KGDMVLKVIE KGQVRDLVIK QGEMFMLPAR VEHSPQRFSN SIGLVVERER KNTEFDCVRF 130 140 150 160 170 180 LVGSSNITLF ERWFYLTDVV KDLPPLIKEF YGSNEFKTGK PGKGTFACNA PYEARWTDLP 190 200 210 220 230 240 VPINRKEFIY DHISEVKNGP VRIYGAPEYK TEVMLLGEGS YDLESGTVEL LIWLQENTFA 250 260 270 280 VVEESGFTYA MKSETMVRIK PNTKCLLNVK GGFAITIRMP A

References

[1]	"Genome sequence of the nematode C. elegans: a platform for investigating biology." The C. elegans sequencing consortium Science 282:2012-2018(1998) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: Bristol N2.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	Z70755, Z70751 Genomic DNA. Translation: CAA94787.1.
PIR	T20743.
RefSeq	NP_505450.1. NM_073049.1.
UniGene	Cel.3124.
3D structure databases
ProteinModelPortal	Q19341.
SMR	Q19341. Positions 12-241.
ModBase	Search...
Protein-protein interaction databases
IntAct	Q19341. 5 interactions.
MINT	MINT-116934.
STRING	6239.K06A4.5.
2D gel databases
World-2DPAGE	0011:Q19341.
Proteomic databases
PaxDb	Q19341.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblMetazoa	K06A4.5; K06A4.5; K06A4.5.
GeneID	179329.
KEGG	cel:CELE_K06A4.5.
UCSC	K06A4.5. c. elegans.
Organism-specific databases
CTD	179329.
WormBase	K06A4.5; CE06109; WBGene00010595; haao-1.
Phylogenomic databases
eggNOG	NOG77058.
GeneTree	ENSGT00390000013008.
HOGENOM	HOG000218448.
InParanoid	Q19341.
KO	K00452.
OMA	YDHISEV.
Enzyme and pathway databases
UniPathway	UPA00253; UER00330.
Family and domain databases
Gene3D	2.60.120.10. 1 hit.
HAMAP	MF_00825. 3_HAO.
InterPro	IPR010329. 3hydroanth_dOase. IPR016700. 3hydroanth_dOase_met. IPR014710. RmlC-like_jellyroll. IPR011051. RmlC_Cupin. [Graphical view]
Pfam	PF06052. 3-HAO. 1 hit. [Graphical view]
PIRSF	PIRSF017681. 3hydroanth_dOase_animal. 1 hit.
SUPFAM	SSF51182. RmlC_like_cupin. 1 hit.
TIGRFAMs	TIGR03037. anthran_nbaC. 1 hit.
ProtoNet	Search...
Other
NextBio	904940.

Entry information

Entry name

3HAO_CAEEL

Accession

Primary (citable) accession number: Q19341
Secondary accession number(s): Q21258

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 11, 2006
Last sequence update:	November 1, 1998
Last modified:	May 1, 2013
This is version 100 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Caenorhabditis annotation project