Skip Header

You are using a version of Internet Explorer that may not display all features of this website. Please upgrade to a modern browser.
Contribute Send feedback
Read comments (?) or add your own

Q8X9Y6 (DDLB_ECO57) Reviewed, UniProtKB/Swiss-Prot

Last modified May 14, 2014. Version 91. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
D-alanine--D-alanine ligase B

EC=6.3.2.4
Alternative name(s):
D-Ala-D-Ala ligase B
D-alanylalanine synthetase B
Gene names
Name:ddlB
Ordered Locus Names:Z0102, ECs0096
OrganismEscherichia coli O157:H7 [Complete proteome] [HAMAP]
Taxonomic identifier83334 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeEscherichia

Protein attributes

Sequence length306 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceInferred from homology

General annotation (Comments)

Function

Cell wall formation By similarity. HAMAP-Rule MF_00047

Catalytic activity

ATP + 2 D-alanine = ADP + phosphate + D-alanyl-D-alanine. HAMAP-Rule MF_00047

Cofactor

Binds 2 magnesium or manganese ions per subunit By similarity.

Pathway

Cell wall biogenesis; peptidoglycan biosynthesis. HAMAP-Rule MF_00047

Subunit structure

Monomer By similarity. HAMAP-Rule MF_00047

Subcellular location

Cytoplasm By similarity HAMAP-Rule MF_00047.

Sequence similarities

Belongs to the D-alanine--D-alanine ligase family.

Contains 1 ATP-grasp domain.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Initiator methionine11Removed By similarity
Chain2 – 306305D-alanine--D-alanine ligase B HAMAP-Rule MF_00047
PRO_0000177820

Regions

Domain101 – 303203ATP-grasp
Nucleotide binding134 – 18956ATP By similarity

Sites

Active site151 By similarity
Active site1501 By similarity
Active site2811 By similarity
Metal binding2571Magnesium or manganese 1 By similarity
Metal binding2701Magnesium or manganese 1 By similarity
Metal binding2701Magnesium or manganese 2 By similarity
Metal binding2721Magnesium or manganese 2 By similarity

Sequences

Sequence LengthMass (Da)Tools
Q8X9Y6 [UniParc].

Last modified January 23, 2007. Version 3.
Checksum: 3302284E030DD647

FASTA30632,854
        10         20         30         40         50         60 
MTDKIAVLLG GTSAEREVSL NSGAAVLAGL REGGIDAYPV DPKEVDVTQL KSMGFQKVFI 

        70         80         90        100        110        120 
ALHGRGGEDG TLQGMLELMG LPYTGSGVMA SALSMDKLRS KLLWQGAGLP VAPWVALTRV 

       130        140        150        160        170        180 
EFEKGLSDKQ LAEISALGLP VIVKPSREGS SVGMSKVVAE NALQDALRLA FQHDEEVLIE 

       190        200        210        220        230        240 
KWLSGPEFTV AILGEEILPS VRIQPSGTFY DYEAKYLSDE TQYFCPAGLE ASQEANLQAL 

       250        260        270        280        290        300 
VLKAWTTLGC KGWGRIDVML DSDGQFYLLE ANTSPGMTSH SLVPMAARQA GMSFSQLVVR 


ILELAD 

« Hide

References

[1]"Genome sequence of enterohaemorrhagic Escherichia coli O157:H7."
Perna N.T., Plunkett G. III, Burland V., Mau B., Glasner J.D., Rose D.J., Mayhew G.F., Evans P.S., Gregor J., Kirkpatrick H.A., Posfai G., Hackett J., Klink S., Boutin A., Shao Y., Miller L., Grotbeck E.J., Davis N.W. expand/collapse author list , Lim A., Dimalanta E.T., Potamousis K., Apodaca J., Anantharaman T.S., Lin J., Yen G., Schwartz D.C., Welch R.A., Blattner F.R.
Nature 409:529-533(2001) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: O157:H7 / EDL933 / ATCC 700927 / EHEC.
[2]"Complete genome sequence of enterohemorrhagic Escherichia coli O157:H7 and genomic comparison with a laboratory strain K-12."
Hayashi T., Makino K., Ohnishi M., Kurokawa K., Ishii K., Yokoyama K., Han C.-G., Ohtsubo E., Nakayama K., Murata T., Tanaka M., Tobe T., Iida T., Takami H., Honda T., Sasakawa C., Ogasawara N., Yasunaga T. expand/collapse author list , Kuhara S., Shiba T., Hattori M., Shinagawa H.
DNA Res. 8:11-22(2001) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: O157:H7 / Sakai / RIMD 0509952 / EHEC.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AE005174 Genomic DNA. Translation: AAG54396.1.
BA000007 Genomic DNA. Translation: BAB33519.1.
PIRH85491.
H90640.
RefSeqNP_285788.1. NC_002655.2.
NP_308123.1. NC_002695.1.

3D structure databases

ProteinModelPortalQ8X9Y6.
SMRQ8X9Y6. Positions 1-306.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING155864.Z0102.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaAAG54396; AAG54396; Z0102.
BAB33519; BAB33519; BAB33519.
GeneID913558.
956778.
KEGGece:Z0102.
ecs:ECs0096.
PATRIC18349134. VBIEscCol44059_0097.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG1181.
HOGENOMHOG000011592.
KOK01921.
OMAEDPARES.
OrthoDBEOG6ND0KB.

Enzyme and pathway databases

BioCycECOL386585:GJFA-94-MONOMER.
ECOO157:DDLB-MONOMER.
UniPathwayUPA00219.

Family and domain databases

Gene3D3.30.1490.20. 1 hit.
3.30.470.20. 2 hits.
3.40.50.20. 1 hit.
HAMAPMF_00047. Dala_Dala_lig.
InterProIPR011761. ATP-grasp.
IPR013815. ATP_grasp_subdomain_1.
IPR013816. ATP_grasp_subdomain_2.
IPR000291. D-Ala_lig_Van_CS.
IPR005905. D_ala_D_ala.
IPR011095. Dala_Dala_lig_C.
IPR011127. Dala_Dala_lig_N.
IPR016185. PreATP-grasp_dom.
[Graphical view]
PANTHERPTHR23132. PTHR23132. 1 hit.
PfamPF07478. Dala_Dala_lig_C. 1 hit.
PF01820. Dala_Dala_lig_N. 2 hits.
[Graphical view]
SUPFAMSSF52440. SSF52440. 1 hit.
TIGRFAMsTIGR01205. D_ala_D_alaTIGR. 1 hit.
PROSITEPS50975. ATP_GRASP. 1 hit.
PS00843. DALA_DALA_LIGASE_1. 1 hit.
PS00844. DALA_DALA_LIGASE_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameDDLB_ECO57
AccessionPrimary (citable) accession number: Q8X9Y6
Entry history
Integrated into UniProtKB/Swiss-Prot: August 2, 2002
Last sequence update: January 23, 2007
Last modified: May 14, 2014
This is version 91 of the entry and version 3 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PATHWAY comments

Index of metabolic and biosynthesis pathways