Q8NFF5 (FAD1_HUMAN) Reviewed, UniProtKB/Swiss-Prot
Last modified
May 1, 2013.
Version 91.
History...
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize orderNames and origin
| Protein names | Recommended name: FAD synthase EC=2.7.7.2 Alternative name(s): FAD pyrophosphorylase FMN adenylyltransferase Flavin adenine dinucleotide synthase Including the following 2 domains:
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| Gene names |
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| Organism | Homo sapiens (Human) [Reference proteome] | ||||
| Taxonomic identifier | 9606 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo![]() |
Protein attributes
| Sequence length | 587 AA. |
| Sequence status | Complete. |
| Protein existence | Evidence at protein level |
General annotation (Comments)
| Function | Catalyzes the adenylation of flavin mononucleotide (FMN) to form flavin adenine dinucleotide (FAD) coenzyme. |
| Catalytic activity | ATP + FMN = diphosphate + FAD. Ref.1 |
| Cofactor | |
| Pathway | Cofactor biosynthesis; FAD biosynthesis; FAD from FMN: step 1/1. |
| Domain | The molybdenum cofactor biosynthesis protein-like region may not be functional. |
| Sequence similarities | In the N-terminal section; belongs to the MoaB/Mog family. In the C-terminal section; belongs to the PAPS reductase family. FAD1 subfamily. |
| Biophysicochemical properties | Kinetic parameters: KM=1.5 µM for FMN (Ref.1) Ref.1 Ref.9 KM=0.36 µM for FMN (isoform 2) (Ref.9) Vmax=6.1 nmol/min/mg enzyme (Ref.1) |
Ontologies
| Keywords | |
|---|---|
| Coding sequence diversity | Alternative splicing |
| Ligand | ATP-binding FAD FMN Nucleotide-binding |
| Molecular function | Nucleotidyltransferase Transferase |
| PTM | Phosphoprotein |
| Technical term | Complete proteome Reference proteome |
| Gene Ontology (GO) | |
| Biological_process | FAD biosynthetic process Inferred from electronic annotation. Source: UniProtKB-UniPathway Mo-molybdopterin cofactor biosynthetic processInferred from electronic annotation. Source: InterPro riboflavin metabolic processTraceable author statement. Source: Reactome |
| Cellular_component | cytosol Traceable author statement. Source: Reactome |
| Molecular_function | ATP binding Inferred from electronic annotation. Source: UniProtKB-KW FMN adenylyltransferase activityInferred from electronic annotation. Source: EC |
| Complete GO annotation... | |
Alternative products
| This entry describes 5 isoforms produced by alternative splicing. [Align] [Select] | ||||||
| Isoform 1 (identifier: Q8NFF5-1) 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. | ||||||
| Isoform 2 (identifier: Q8NFF5-2) The sequence of this isoform differs from the canonical sequence as follows: 1-97: Missing. | ||||||
| Isoform 3 (identifier: Q8NFF5-3) The sequence of this isoform differs from the canonical sequence as follows: 1-97: Missing. 544-587: Missing. | ||||||
| Isoform 4 (identifier: Q8NFF5-4) The sequence of this isoform differs from the canonical sequence as follows: 1-30: Missing. 31-124: LEGSTRTPAL...IIIVGDEILK → MQPSSSTPPLHPYSTDGLIFPFNPQ 374-393: SSLGKKVAGALQTIETSLAQ → RDLMEEGHYAQSHWWHPRSQ 394-587: Missing. | ||||||
| Isoform 5 (identifier: Q8NFF5-5) The sequence of this isoform differs from the canonical sequence as follows: 1-30: Missing. 31-124: LEGSTRTPAL...IIIVGDEILK → MQPSSSTPPLHPYSTDGLIFPFNPQ 374-437: SSLGKKVAGA...PNPLQILYIR → NYLMFQTPSR...WMGPFPGQQG 438-587: Missing. |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 587 | 587 | FAD synthase | PRO_0000302737 | |||||
Regions | |||||||||
| Region | 114 – 205 | 92 | Molybdenum cofactor biosynthesis protein-like | ||||||
| Region | 398 – 555 | 158 | FAD synthase | ||||||
Amino acid modifications | |||||||||
| Modified residue | 106 | 1 | Phosphoserine Ref.10 Ref.11 | ||||||
| Modified residue | 563 | 1 | Phosphoserine Ref.10 Ref.12 | ||||||
Natural variations | |||||||||
| Alternative sequence | 1 – 97 | 97 | Missing in isoform 2 and isoform 3. | VSP_027947 | |||||
| Alternative sequence | 1 – 30 | 30 | Missing in isoform 4 and isoform 5. | VSP_027948 | |||||
| Alternative sequence | 31 – 124 | 94 | LEGST…DEILK → MQPSSSTPPLHPYSTDGLIF PFNPQ in isoform 4 and isoform 5. | VSP_027949 | |||||
| Alternative sequence | 374 – 437 | 64 | SSLGK…ILYIR → NYLMFQTPSRSCISAASPLS LSWNSFYRTLSREQAIPENQ IASPPSEAKGAEEPWMGPFP GQQG in isoform 5. | VSP_027950 | |||||
| Alternative sequence | 374 – 393 | 20 | SSLGK…TSLAQ → RDLMEEGHYAQSHWWHPRSQ in isoform 4. | VSP_027951 | |||||
| Alternative sequence | 394 – 587 | 194 | Missing in isoform 4. | VSP_027952 | |||||
| Alternative sequence | 438 – 587 | 150 | Missing in isoform 5. | VSP_027953 | |||||
| Alternative sequence | 544 – 587 | 44 | Missing in isoform 3. | VSP_027954 | |||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Over-expression in Escherichia coli and characterization of two recombinant isoforms of human FAD synthetase." Brizio C., Galluccio M., Wait R., Torchetti E.M., Bafunno V., Accardi R., Gianazza E., Indiveri C., Barile M. Biochem. Biophys. Res. Commun. 344:1008-1016(2006) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), ALTERNATIVE SPLICING (ISOFORM 2), CATALYTIC ACTIVITY, BIOPHYSICOCHEMICAL PROPERTIES, COFACTOR. Tissue: Skin. |
| [2] | "Cloning, expression and characterization of a human FAD synthetase." Fischer M.J., Kempter K., Bacher A. Submitted (FEB-2002) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 2). Tissue: Liver. |
| [3] | Chen X.G., Li Y. Submitted (JUN-2002) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). Tissue: Skin. |
| [4] | "Large-scale cDNA transfection screening for genes related to cancer development and progression." Wan D., Gong Y., Qin W., Zhang P., Li J., Wei L., Zhou X., Li H., Qiu X., Zhong F., He L., Yu J., Yao G., Jiang H., Qian L., Yu Y., Shu H., Chen X. Gu J.Proc. Natl. Acad. Sci. U.S.A. 101:15724-15729(2004) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 4). |
| [5] | "The DNA sequence and biological annotation of human chromosome 1." Gregory S.G., Barlow K.F., McLay K.E., Kaul R., Swarbreck D., Dunham A., Scott C.E., Howe K.L., Woodfine K., Spencer C.C.A., Jones M.C., Gillson C., Searle S., Zhou Y., Kokocinski F., McDonald L., Evans R., Phillips K. Bentley D.R.Nature 441:315-321(2006) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. |
| [6] | Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., Turner R. Venter J.C.Submitted (DEC-2006) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. |
| [7] | "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)." The MGC Project Team Genome Res. 14:2121-2127(2004) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 2 AND 3), NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 10-587 (ISOFORM 5), NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 256-587 (ISOFORM 1). Tissue: Brain, Colon, Placenta and Skin. |
| [8] | "Large-scale concatenation cDNA sequencing." Yu W., Andersson B., Worley K.C., Muzny D.M., Ding Y., Liu W., Ricafrente J.Y., Wentland M.A., Lennon G., Gibbs R.A. Genome Res. 7:353-358(1997) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 151-587 (ISOFORM 1). Tissue: Brain. |
| [9] | "Over-expression in Escherichia coli, purification and characterization of isoform 2 of human FAD synthetase." Galluccio M., Brizio C., Torchetti E.M., Ferranti P., Gianazza E., Indiveri C., Barile M. Protein Expr. Purif. 52:175-181(2007) [PubMed] [Europe PMC] [Abstract] Cited for: BIOPHYSICOCHEMICAL PROPERTIES, COFACTOR. |
| [10] | "Kinase-selective enrichment enables quantitative phosphoproteomics of the kinome across the cell cycle." Daub H., Olsen J.V., Bairlein M., Gnad F., Oppermann F.S., Korner R., Greff Z., Keri G., Stemmann O., Mann M. Mol. Cell 31:438-448(2008) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-106 AND SER-563, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
| [11] | "A quantitative atlas of mitotic phosphorylation." Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E., Elledge S.J., Gygi S.P. Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-106, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
| [12] | "Large-scale proteomics analysis of the human kinome." Oppermann F.S., Gnad F., Olsen J.V., Hornberger R., Greff Z., Keri G., Mann M., Daub H. Mol. Cell. Proteomics 8:1751-1764(2009) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-563, MASS SPECTROMETRY. |
| [13] | "Initial characterization of the human central proteome." Burkard T.R., Planyavsky M., Kaupe I., Breitwieser F.P., Buerckstuemmer T., Bennett K.L., Superti-Furga G., Colinge J. BMC Syst. Biol. 5:17-17(2011) [PubMed] [Europe PMC] [Abstract] Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. |
| + | Additional computationally mapped references. |
Cross-references
Sequence databases | |
|---|---|
| EMBL GenBank DDBJ | DQ458779 mRNA. Translation: ABE65383.1. AF481877 mRNA. Translation: AAO49318.1. AF520568 mRNA. Translation: AAM77338.1. AF218022 mRNA. Translation: AAG17264.1. AL451085 Genomic DNA. Translation: CAI13259.1. AL451085 Genomic DNA. Translation: CAI13260.1. AL451085 Genomic DNA. Translation: CAI13261.1. AL451085 Genomic DNA. Translation: CAI13262.1. CH471121 Genomic DNA. Translation: EAW53154.1. CH471121 Genomic DNA. Translation: EAW53155.1. CH471121 Genomic DNA. Translation: EAW53158.1. CH471121 Genomic DNA. Translation: EAW53159.1. BC011378 mRNA. Translation: AAH11378.1. BC014012 mRNA. Translation: AAH14012.2. BC020253 mRNA. Translation: AAH20253.1. BC021096 mRNA. Translation: AAH21096.2. BC032323 mRNA. Translation: AAH32323.1. U79241 mRNA. Translation: AAB50199.1. |
| IPI | IPI00220299. IPI00387088. IPI00398214. IPI00642864. IPI00855871. |
| RefSeq | NP_001171820.1. NM_001184891.1. NP_001171821.1. NM_001184892.1. NP_079483.3. NM_025207.4. NP_958800.1. NM_201398.2. |
| UniGene | Hs.118666. |
3D structure databases | |
| ProteinModelPortal | Q8NFF5. |
| ModBase | Search... |
Protein-protein interaction databases | |
| IntAct | Q8NFF5. 5 interactions. |
| MINT | MINT-3042841. |
| STRING | 9606.ENSP00000292180. |
PTM databases | |
| PhosphoSite | Q8NFF5. |
Polymorphism databases | |
| DMDM | 74751275. |
Proteomic databases | |
| PaxDb | Q8NFF5. |
| PRIDE | Q8NFF5. |
Protocols and materials databases | |
| DNASU | 80308. |
| StructuralBiologyKnowledgebase | Search... |
Genome annotation databases | |
| Ensembl | ENST00000292180; ENSP00000292180; ENSG00000160688. ENST00000315144; ENSP00000317296; ENSG00000160688. ENST00000368431; ENSP00000357416; ENSG00000160688. ENST00000368432; ENSP00000357417; ENSG00000160688. ENST00000405236; ENSP00000384323; ENSG00000160688. |
| GeneID | 80308. |
| KEGG | hsa:80308. |
| UCSC | uc001fgc.3. human. uc001fgd.2. human. |
Organism-specific databases | |
| CTD | 80308. |
| GeneCards | GC01P154955. |
| HGNC | HGNC:24671. FLAD1. |
| HPA | HPA028476. HPA028486. HPA028563. |
| MIM | 610595. gene. |
| neXtProt | NX_Q8NFF5. |
| PharmGKB | PA142671759. |
| GenAtlas | Search... |
Phylogenomic databases | |
| eggNOG | COG0175. |
| HOVERGEN | HBG058211. |
| InParanoid | Q8NFF5. |
| KO | K00953. |
| OMA | AIAVEIS. |
| OrthoDB | EOG4P2Q27. |
| PhylomeDB | Q8NFF5. |
Enzyme and pathway databases | |
| BioCyc | MetaCyc:HS08520-MONOMER. |
| BRENDA | 2.7.7.2. 2681. |
| Reactome | REACT_111217. Metabolism. |
| SABIO-RK | Q8NFF5. |
| UniPathway | UPA00277; UER00407. |
Gene expression databases | |
| ArrayExpress | Q8NFF5. |
| Bgee | Q8NFF5. |
| CleanEx | HS_FLAD1. |
| Genevestigator | Q8NFF5. |
Family and domain databases | |
| Gene3D | 3.40.50.620. 1 hit. 3.40.980.10. 1 hit. |
| InterPro | IPR012183. FAD_synth_Mopterin-bd. IPR001453. Mopterin-bd_dom. IPR002500. PAPS_reduct. IPR014729. Rossmann-like_a/b/a_fold. [Graphical view] |
| Pfam | PF00994. MoCF_biosynth. 1 hit. PF01507. PAPS_reduct. 2 hits. [Graphical view] |
| PIRSF | PIRSF036620. MPTbdFAD. 1 hit. |
| SMART | SM00852. MoCF_biosynth. 1 hit. [Graphical view] |
| SUPFAM | SSF53218. MoCF_biosynth. 1 hit. |
| ProtoNet | Search... |
Other | |
| ChiTaRS | FLAD1. human. |
| GenomeRNAi | 80308. |
| NextBio | 70783. |
| SOURCE | Search... |
Entry information
| Entry name | FAD1_HUMAN | ||||||||
| Accession | Primary (citable) accession number: Q8NFF5 Secondary accession number(s): Q8N5J1 Q9HBN6 | ||||||||
| Entry history |
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| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation program | Chordata Protein Annotation Program | ||||||||
| Disclaimer | Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. | ||||||||
Relevant documents
| Human chromosome 1 Human chromosome 1: entries, gene names and cross-references to MIM |
| MIM cross-references Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot |
| PATHWAY comments Index of metabolic and biosynthesis pathways |
| SIMILARITY comments Index of protein domains and families |

Clusters with
