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Reviewed, UniProtKB/Swiss-Prot P97386 (DNLI3_MOUSE)

Last modified June 16, 2009. Version 82. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data | Customize display text xml rdf/xml gff fasta
Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Alternative products · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents

Names and origin

Protein namesRecommended name:
    DNA ligase 3
    EC=6.5.1.1
Alternative name(s):
    DNA ligase III
    Polydeoxyribonucleotide synthase [ATP] 3
Gene names
Name: Lig3
OrganismMus musculus (Mouse)
Taxonomic identifier10090 [NCBI]
Taxonomic lineageEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaSciurognathiMuroideaMuridaeMurinaeMus

Protein attributes

Sequence length1015 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is not processed.
Protein existenceEvidence at protein level.

General annotation (Comments)

Function

The alpha isoform interacts with DNA-repair protein XRCC1 and can correct defective DNA strand-break repair and sister chromatid exchange following treatment with ionizing radiation and alkylating agents. The beta isoform does not interact with XRCC1 and may be specifically involved in the completion of homologous recombination events that occur during meiotic prophase.

Catalytic activity

ATP + (deoxyribonucleotide)(n) + (deoxyribonucleotide)(m) = AMP + diphosphate + (deoxyribonucleotide)(n+m).

Cofactor

Magnesium By similarity.

Subcellular location

Nucleus.

Tissue specificity

The alpha isoform is expressed in all tissues, while the beta isoform is expressed only in the testis.

Developmental stage

During male germ cell differentiation, expression of the beta isoform begins in the later stages of meiotic prophase and ends in the round spermatid stage.

Sequence similarities

Belongs to the ATP-dependent DNA ligase family.

Contains 1 BRCT domain.

Contains 1 PARP-type zinc finger.

Alternative products

This entry describes 2 isoforms produced by alternative splicing. [Align] [Select]
Isoform Alpha (identifier: P97386-1)

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 Beta (identifier: P97386-2)

The sequence of this isoform differs from the canonical sequence as follows:
     939-1015: VLLDVFTGVR...IRKRRLIAPC → RRRASRQRGRKAMQTGRR

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 10151015DNA ligase 3
PRO_0000059575

Regions

Domain939 – 101577BRCT
Zinc finger94 – 18693PARP-type

Sites

Active site5121N6-AMP-lysine intermediate By similarity
Metal binding5641Magnesium 1 By similarity
Metal binding6591Magnesium 2 By similarity
Binding site5101ATP By similarity
Binding site5171ATP By similarity
Binding site5321ATP By similarity
Binding site6641ATP By similarity
Binding site6751ATP By similarity
Binding site6791ATP By similarity

Amino acid modifications

Modified residue2101Phosphothreonine Ref.2
Modified residue2111Phosphoserine By similarity
Modified residue2281Phosphoserine By similarity
Modified residue2441Phosphoserine By similarity

Natural variations

Alternative sequence939 – 101577VLLDV…LIAPC → RRRASRQRGRKAMQTGRR in isoform Beta.
VSP_001303

Sequences

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

Last modified May 1, 1997. Version 1.
Checksum: DE96B81CD9C5FC36

FASTA1,015113,018
        10         20         30         40         50         60 
MTLAFKILFP RNLCALGRKE LCLFPEQNRW AAISQFSQWS ETNLLGGCCL LQRRKPVLAL 

        70         80         90        100        110        120 
QRGHLRPRAT HLTFWPGSHV GLCTGPCAMA EQRFCVDYAK RGTAGCKKCK EKIVKGVCRI 

       130        140        150        160        170        180 
GKVVPNPFSE SGGDMKEWYH IKCMFEKLER ARATTKKIED LTELEGWEEL EDNEKEQISQ 

       190        200        210        220        230        240 
HIADLSSKAA ATPKKKAAVQ AKLTTTGQVT SPVKGASFIT STNPRKFSGF SAAKPNNSEQ 

       250        260        270        280        290        300 
APSSPAPGTS LSASKCDPKH KDCLLREFRK LCAMVAENPS YNTKTQIIHD FLQKGSTGST 

       310        320        330        340        350        360 
GDGFHGDVYL TVKLLLPGVI KSVYNLNDKQ IVKLFSRIFN CNPDDMARDL EQGDVSETIR 

       370        380        390        400        410        420 
IFFEQSKSFP PAAKSLLTIQ EVDAFLLHLS KLTKEDEQQQ ALQDIASRCT ANDLKCIRLI 

       430        440        450        460        470        480 
KHDLKMNSGA KHVLDALDPN AYEAFKASRN LQDVVERVLH NEQEVEKDPG RRRALRVQAS 

       490        500        510        520        530        540 
LMTPVQPMLA EACKSIEYAM KKCPNGMFSE IKYDGERVQV HKKGDHFSYF SRSLKPVLPH 

       550        560        570        580        590        600 
KVAHFKDYIP KAFPGGQSMI LDSEVLLIDN NTGKPLPFGT LGVHKKAAFQ DANLCLFVFD 

       610        620        630        640        650        660 
CIYFNDVSLM DRPLCERRKF LHDNMVEIRN RIMFSEMKQV TKASDLADMI NRVIREGLEG 

       670        680        690        700        710        720 
LVLKDVKGTY EPGKRHWLKV KKDYLNEGAM ADTADLVVLG VFLIGQGSKG GMMSIFLMGC 

       730        740        750        760        770        780 
YDPDSQKWCT VTKCAGGHDD ATLARLQKEL VMVKISKDPS KIPSWLKINK IYYPDFIVPD 

       790        800        810        820        830        840 
PKKAAVWEIT GAEFSRSEAH TADGISIRFP RCTRIRDDKD WKSATNLPQL KELYQLSKDK 

       850        860        870        880        890        900 
ADFAVVAGDE ASPTTGGSSG ENEGTAGSAG PCKGPPSKSS ASAKTTEQKL NSPSSRGGIK 

       910        920        930        940        950        960 
PIPKHSPMKP GEKLAVKSSP VKVGMKRKAT DETPCLKKVL LDVFTGVRLY LPPSTPDFKR 

       970        980        990       1000       1010 
LKRYFVAFDG DLVQEFDMGS ATHVLGNREK NTDAQLVSSE WIWACIRKRR LIAPC 

« Hide

Isoform Beta.

Checksum: 028D40CDC800BC8C
Show »

FASTA956106,374

References

« Hide 'large scale' references
[1]"An alternative splicing event which occurs in mouse pachytene spermatocytes generates a form of DNA ligase III with distinct biochemical properties that may function in meiotic recombination."
Mackey Z.B., Ramos W., Levin D.S., Walter C.A., McCarrey J.R., Tomkinson A.E.
Mol. Cell. Biol. 17:989-998(1997) [PubMed: 9001252] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS ALPHA AND BETA).
Tissue: Testis.
[2]"Large-scale phosphorylation analysis of mouse liver."
Villen J., Beausoleil S.A., Gerber S.A., Gygi S.P.
Proc. Natl. Acad. Sci. U.S.A. 104:1488-1493(2007) [PubMed: 17242355] [Abstract]
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-210, MASS SPECTROMETRY.
Tissue: Liver.
+Additional computationally mapped references.

Cross-references

Sequence databases

U66058 mRNA. Translation: AAC53004.1.
U66057 mRNA. Translation: AAC53003.1.
IPIIPI00124272.
IPI00230471.
UniGeneMm.277136
Mm.413071

3D structure databases

HSSPHSSP built from PDB template 1IMO based on UniProtKB P49916.
SMRP97386. Positions 89-205.
ModBaseSearch...

PTM databases

PhosphoSiteP97386.

Proteomic databases

PRIDEP97386.

Genome annotation databases

EnsemblENSMUSG00000020697. Mus musculus. [Contig view]

Organism-specific databases

MGIMGI:109152. Lig3.

Phylogenomic databases

HOGENOMP97386.
HOVERGENP97386.

Enzyme and pathway databases

BRENDA6.5.1.1. 244.

Gene expression databases

ArrayExpressP97386.
BgeeP97386.
CleanExMM_LIG3.
GermOnlineENSMUSG00000020697. Mus musculus.

Family and domain databases

InterProIPR001357. BRCT.
IPR000977. DNA_ligase.
IPR012309. DNA_ligase_A_C.
IPR012310. DNA_ligase_A_M.
IPR012308. DNA_ligase_A_N.
IPR016059. DNA_ligase_CS.
IPR012340. NA-bd_OB-fold.
IPR001510. Znf_PARP.
[Graphical view]
Gene3DG3DSA:2.40.50.140. OB_NA_bd_sub. 1 hit.
G3DSA:3.30.1740.10. Znf_PARP. 1 hit.
PfamPF00533. BRCT. 1 hit.
PF04679. DNA_ligase_A_C. 1 hit.
PF01068. DNA_ligase_A_M. 1 hit.
PF04675. DNA_ligase_A_N. 1 hit.
PF00645. zf-PARP. 1 hit.
[Graphical view]
ProDomPD004675. Znf_PolyADPpol. 1 hit.
[Graphical view] [Entries sharing at least one domain]
SMARTSM00292. BRCT. 1 hit.
[Graphical view]
TIGRFAMsTIGR00574. dnl1. 1 hit.
PROSITEPS50172. BRCT. 1 hit.
PS00697. DNA_LIGASE_A1. 1 hit.
PS00333. DNA_LIGASE_A2. 1 hit.
PS50160. DNA_LIGASE_A3. 1 hit.
PS00347. PARP_ZN_FINGER_1. 1 hit.
PS50064. PARP_ZN_FINGER_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Other Resources

SOURCESearch...

Entry information

Entry nameDNLI3_MOUSE
AccessionPrimary (citable) accession number: P97386
Secondary accession number(s): P97385
Entry history
Integrated into UniProtKB/Swiss-Prot: December 15, 1998
Last sequence update: May 1, 1997
Last modified: June 16, 2009
This is version 82 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation projectHPI (Human Proteome Initiative)

Relevant documents

MGD cross-references

Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot

SIMILARITY comments

Index of protein domains and families

Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Alternative products · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents