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A7FH78 (BGAL_YERP3) Reviewed, UniProtKB/Swiss-Prot

Last modified May 14, 2014. Version 49. 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:
Beta-galactosidase

Short name=Beta-gal
EC=3.2.1.23
Alternative name(s):
Lactase
Gene names
Name:lacZ
Ordered Locus Names:YpsIP31758_1629
OrganismYersinia pseudotuberculosis serotype O:1b (strain IP 31758) [Complete proteome] [HAMAP]
Taxonomic identifier349747 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeYersinia

Protein attributes

Sequence length1066 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Catalytic activity

Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides. HAMAP-Rule MF_01687

Cofactor

Binds 2 magnesium ions per monomer By similarity. HAMAP-Rule MF_01687

Binds 1 sodium ion per monomer By similarity. HAMAP-Rule MF_01687

Subunit structure

Homotetramer By similarity. HAMAP-Rule MF_01687

Sequence similarities

Belongs to the glycosyl hydrolase 2 family.

Ontologies

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 10661066Beta-galactosidase HAMAP-Rule MF_01687
PRO_0000367022

Regions

Region553 – 5564Substrate binding By similarity

Sites

Active site4771Proton donor By similarity
Active site5531Nucleophile By similarity
Metal binding2091Sodium By similarity
Metal binding4321Magnesium 1 By similarity
Metal binding4341Magnesium 1 By similarity
Metal binding4771Magnesium 1 By similarity
Metal binding6131Magnesium 2 By similarity
Metal binding6171Sodium; via carbonyl oxygen By similarity
Metal binding6201Sodium By similarity
Binding site1101Substrate By similarity
Binding site2091Substrate By similarity
Binding site4771Substrate By similarity
Binding site6201Substrate By similarity
Binding site10411Substrate By similarity
Site3731Transition state stabilizer By similarity
Site4071Transition state stabilizer By similarity

Sequences

Sequence LengthMass (Da)Tools
A7FH78 [UniParc].

Last modified September 11, 2007. Version 1.
Checksum: 12645739A7CC53AC

FASTA1,066123,440
        10         20         30         40         50         60 
MTSQEKVPFQ VQLSLPQILS RRDWENPQIT QYHRLEAHPP FHSWRDVESA QKDRPSPQQQ 

        70         80         90        100        110        120 
TLNGLWSFSY FTQPEAVPEH WVRCDLAEAK PLPVPANWQL HGYDAPIYTN IQYPIPVNPP 

       130        140        150        160        170        180 
RVPDLNPTGC YSRDFTLEPS WLASGKTRII FDGVSSAFYL WCNGQWVGYS QDSRLPAEFD 

       190        200        210        220        230        240 
LTPYLQAGSN RIAVLVLRWS DGSYLEDQDM WRMSGIFRDV KLLHKPEIHL RDIHIMTHLS 

       250        260        270        280        290        300 
PEFTSANLEV MAAVNIPSLQ LNDPQVTGSY QLRVQLWLAD KLVASLQQPL GTQAIDERGP 

       310        320        330        340        350        360 
YTDRTQLVLR IDQPLLWSAE QPTLYRAVVS LLNHQQELIE AEAYDVGFRQ VAIHQGLLKI 

       370        380        390        400        410        420 
NGKAVLIRGV NRHEHHPQTG QAIDEESLLQ DILLMKQHNF NAVRCSHYPN HPLWYRLCDR 

       430        440        450        460        470        480 
YGLYVVDEAN IETHGMQPMS RLSDDPSWFS AFSERVTRMV QRDRNHPCII IWSLGNESGH 

       490        500        510        520        530        540 
GATHDALYRW IKTNDPTRPV QYEGGGANTL ATDILCPMYA RVDEDQPFPA VPKWSIKKWV 

       550        560        570        580        590        600 
GLPNESRPLI LCEYAHAMGN SFGGFARYWQ AFRQYPRLQG GFIWDWVDQS LTHHNDHGQP 

       610        620        630        640        650        660 
YWAYGGDFGD TPNDRQFCMN GLVFPDRSPH PSLYEAQCAQ QFFQFSLLST TPLVINITSE 

       670        680        690        700        710        720 
YLFRESDNEQ LYWRIMLEGE SMLEGSQPLN LSPESSQCYR LAEKLPTLNK PGQLWLNVEI 

       730        740        750        760        770        780 
RQPKETPWSP AQHRSAWHQW RLPQPLFSPS SDLTNATAHY APQLQHNLQL QHNRQLQHDL 

       790        800        810        820        830        840 
QLQQDEQHIK VTYQQQCWQF SRQTGRLAQW WVADKPMLLR PLQDQFVRAP LDNDIGISEA 

       850        860        870        880        890        900 
THIDPNAWVE RWKKAGMYQL QQRCLSLHVD HLSHSVQISA EYGYEFEQEP LLHSHWVYRF 

       910        920        930        940        950        960 
DRHGRMTIDV NVRIATSLPA PARIGMCCQL ADISPTVDWL GLGPHENYPD RQLAAQYGHW 

       970        980        990       1000       1010       1020 
SLPLEQMHTA YIFPSENGLR CNTHTLNYGR WTLTGDFHFG ISRYSTQQLM VTSHQHLLEP 

      1030       1040       1050       1060 
EEGTWLNIDG FHMGVGGDDS WSPSVHIDDI LTRETYQYQI CWQYKV 

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References

[1]"The complete genome sequence of Yersinia pseudotuberculosis IP31758, the causative agent of Far East scarlet-like fever."
Eppinger M., Rosovitz M.J., Fricke W.F., Rasko D.A., Kokorina G., Fayolle C., Lindler L.E., Carniel E., Ravel J.
PLoS Genet. 3:1508-1523(2007) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: IP 31758.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000720 Genomic DNA. Translation: ABS47972.1.
RefSeqYP_001400606.1. NC_009708.1.

3D structure databases

ProteinModelPortalA7FH78.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING349747.YpsIP31758_1629.

Protein family/group databases

CAZyGH2. Glycoside Hydrolase Family 2.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABS47972; ABS47972; YpsIP31758_1629.
GeneID5387098.
KEGGypi:YpsIP31758_1629.
PATRIC18632074. VBIYerPse15693_1985.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG3250.
HOGENOMHOG000252443.
KOK01190.
OMADPKKPYI.
OrthoDBEOG6XWV0T.

Enzyme and pathway databases

BioCycYPSE349747:GH71-1669-MONOMER.

Family and domain databases

Gene3D2.60.120.260. 1 hit.
2.60.40.320. 2 hits.
2.70.98.10. 1 hit.
3.20.20.80. 1 hit.
HAMAPMF_01687. Beta_gal.
InterProIPR004199. B-gal_small/dom_5.
IPR011013. Gal_mutarotase_SF_dom.
IPR008979. Galactose-bd-like.
IPR014718. Glyco_hydro-type_carb-bd_sub.
IPR006101. Glyco_hydro_2.
IPR013812. Glyco_hydro_2/20_Ig-like.
IPR023232. Glyco_hydro_2_AS.
IPR023933. Glyco_hydro_2_beta_Galsidase.
IPR023230. Glyco_hydro_2_CS.
IPR006102. Glyco_hydro_2_Ig-like.
IPR006104. Glyco_hydro_2_N.
IPR006103. Glyco_hydro_2_TIM.
IPR013781. Glyco_hydro_catalytic_dom.
IPR017853. Glycoside_hydrolase_SF.
[Graphical view]
PfamPF02929. Bgal_small_N. 1 hit.
PF00703. Glyco_hydro_2. 1 hit.
PF02836. Glyco_hydro_2_C. 1 hit.
PF02837. Glyco_hydro_2_N. 1 hit.
[Graphical view]
PRINTSPR00132. GLHYDRLASE2.
SMARTSM01038. Bgal_small_N. 1 hit.
[Graphical view]
SUPFAMSSF49303. SSF49303. 2 hits.
SSF49785. SSF49785. 1 hit.
SSF51445. SSF51445. 1 hit.
SSF74650. SSF74650. 1 hit.
PROSITEPS00719. GLYCOSYL_HYDROL_F2_1. 1 hit.
PS00608. GLYCOSYL_HYDROL_F2_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameBGAL_YERP3
AccessionPrimary (citable) accession number: A7FH78
Entry history
Integrated into UniProtKB/Swiss-Prot: March 24, 2009
Last sequence update: September 11, 2007
Last modified: May 14, 2014
This is version 49 of the entry and version 1 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

Glycosyl hydrolases

Classification of glycosyl hydrolase families and list of entries