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Q1RFJ2

- BGAL_ECOUT

UniProt

Q1RFJ2 - BGAL_ECOUT

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Protein

Beta-galactosidase

Gene

lacZ

Organism
Escherichia coli (strain UTI89 / UPEC)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi

Functioni

Catalytic activityi

Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides.UniRule annotation

Cofactori

Protein has several cofactor binding sites:
  • Mg2+UniRule annotationNote: Binds 2 magnesium ions per monomer.UniRule annotation
  • Na(+)UniRule annotationNote: Binds 1 sodium ion per monomer.UniRule annotation

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Binding sitei103 – 1031SubstrateUniRule annotation
Metal bindingi202 – 2021SodiumUniRule annotation
Binding sitei202 – 2021SubstrateUniRule annotation
Sitei358 – 3581Transition state stabilizerUniRule annotation
Sitei392 – 3921Transition state stabilizerUniRule annotation
Metal bindingi417 – 4171Magnesium 1UniRule annotation
Metal bindingi419 – 4191Magnesium 1UniRule annotation
Active sitei462 – 4621Proton donorUniRule annotation
Metal bindingi462 – 4621Magnesium 1UniRule annotation
Binding sitei462 – 4621SubstrateUniRule annotation
Active sitei538 – 5381NucleophileUniRule annotation
Metal bindingi598 – 5981Magnesium 2UniRule annotation
Metal bindingi602 – 6021Sodium; via carbonyl oxygenUniRule annotation
Metal bindingi605 – 6051SodiumUniRule annotation
Binding sitei605 – 6051SubstrateUniRule annotation
Binding sitei1000 – 10001SubstrateUniRule annotation

GO - Molecular functioni

  1. beta-galactosidase activity Source: UniProtKB-EC
  2. carbohydrate binding Source: InterPro
  3. magnesium ion binding Source: UniProtKB-HAMAP

GO - Biological processi

  1. carbohydrate metabolic process Source: InterPro
Complete GO annotation...

Keywords - Molecular functioni

Glycosidase, Hydrolase

Keywords - Ligandi

Magnesium, Metal-binding, Sodium

Enzyme and pathway databases

BioCyciECOL364106:GHPQ-366-MONOMER.

Protein family/group databases

CAZyiGH2. Glycoside Hydrolase Family 2.

Names & Taxonomyi

Protein namesi
Recommended name:
Beta-galactosidaseUniRule annotation (EC:3.2.1.23UniRule annotation)
Short name:
Beta-galUniRule annotation
Alternative name(s):
LactaseUniRule annotation
Gene namesi
Name:lacZUniRule annotation
Ordered Locus Names:UTI89_C0371
OrganismiEscherichia coli (strain UTI89 / UPEC)
Taxonomic identifieri364106 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeEscherichia
ProteomesiUP000001952: Chromosome

Subcellular locationi

GO - Cellular componenti

  1. beta-galactosidase complex Source: InterPro
Complete GO annotation...

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 10241024Beta-galactosidasePRO_0000366991Add
BLAST

Interactioni

Subunit structurei

Homotetramer.UniRule annotation

Protein-protein interaction databases

STRINGi364106.UTI89_C0371.

Structurei

3D structure databases

ProteinModelPortaliQ1RFJ2.
SMRiQ1RFJ2. Positions 14-1024.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni538 – 5414Substrate bindingUniRule annotation

Sequence similaritiesi

Belongs to the glycosyl hydrolase 2 family.UniRule annotation

Phylogenomic databases

eggNOGiCOG3250.
HOGENOMiHOG000252443.
KOiK01190.
OMAiNPPFVPK.
OrthoDBiEOG6XWV0T.

Family and domain databases

Gene3Di2.60.120.260. 1 hit.
2.60.40.320. 2 hits.
2.70.98.10. 1 hit.
3.20.20.80. 1 hit.
HAMAPiMF_01687. Beta_gal.
InterProiIPR004199. 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]
PfamiPF02929. 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]
PRINTSiPR00132. GLHYDRLASE2.
SMARTiSM01038. Bgal_small_N. 1 hit.
[Graphical view]
SUPFAMiSSF49303. SSF49303. 2 hits.
SSF49785. SSF49785. 1 hit.
SSF51445. SSF51445. 1 hit.
SSF74650. SSF74650. 1 hit.
PROSITEiPS00719. GLYCOSYL_HYDROL_F2_1. 1 hit.
PS00608. GLYCOSYL_HYDROL_F2_2. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q1RFJ2-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MTMITDSLAV VLQRRDWENP GVTQLNRLAA HPPFASWRNS EEARTDRPSQ
60 70 80 90 100
QLRSLNGEWR FAWFPAPEAV PESWLECDLP DADTVVVPSN WQMHGYDAPI
110 120 130 140 150
YTNVTYPITV NPPFVPAENP TGCYSLTFNI DESWLQEGQT RIIFDGVNSA
160 170 180 190 200
FHLWCNGRWV GYGQDSRLPS EFDLSAFLHA GENRLAVMVL RWSDGSYLED
210 220 230 240 250
QDMWRMSGIF RDVSLLHKPT TQISDFQVTT RFNDDFSRAV LEAEVQMYGE
260 270 280 290 300
LRDELRVTVS LWQGETQVAS GTAPFGGEII DERGGYADRV TLRLNVENPE
310 320 330 340 350
LWSAEIPNLY RAVVELHTAD GTLIEAEACD VGFREVRIEN GLLLLNGKPL
360 370 380 390 400
LIRGVNRHEH HPLHGQVMDE QTMVQDILLM KQNNFNAVRC SHYPNHPLWY
410 420 430 440 450
TLCDRYGLYV VDEANIETHG MVPMNRLTDD PRWLPAMSER VTRMVQRDRN
460 470 480 490 500
HPSVIIWSLG NESGHGANHD ALYRWIKSVD PSRPVQYEGG GADTTATDII
510 520 530 540 550
CPMYARVDED QPFPAVPKWS IKKWLSLPGE MRPLILCEYA HAMGNSLGGF
560 570 580 590 600
AKYWQAFRQY PRLQGGFVWD WVDQSLIKYD ENGNPWSAYG GDFGDTPNDR
610 620 630 640 650
QFCMNGLVFA DRTPHPALTE AKHQQQFFQF RLSGRTIEVT SEYLFRHSDN
660 670 680 690 700
EFLHWMVALD GKPLASGEVP LDVGPQGKQL IELPELPQPE SAGQLWLTVR
710 720 730 740 750
VVQPNATAWS EAGHISAWQQ WRLAENLSVT LPSASHAIPQ LTTSGTDFCI
760 770 780 790 800
ELGNKRWQFN RQSGFLSQMW IGDEKQLLTP LRDQFTRAPL DNDIGVSEAT
810 820 830 840 850
RIDPNAWVER WKAAGHYQAE AALLQCTADT LADAVLITTA HAWQHQGKTL
860 870 880 890 900
FISRKTYRID GHGEMVINVD VAVASDTPHP ARIGLTCQLA QVSERVNWLG
910 920 930 940 950
LGPQENYPDR LTAACFDRWD LPLSDMYTPY VFPSENGLRC GTRELNYGPH
960 970 980 990 1000
QWRGDFQFNI SRYSQQQLME TSHRHLLHAE EGTWLNIDGF HMGIGGDDSW
1010 1020
SPSVSAEFQL SAGRYHYQLV WCQK
Length:1,024
Mass (Da):116,503
Last modified:May 16, 2006 - v1
Checksum:iBFC6CD845D16A806
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CP000243 Genomic DNA. Translation: ABE05872.1.
RefSeqiYP_539403.1. NC_007946.1.

Genome annotation databases

EnsemblBacteriaiABE05872; ABE05872; UTI89_C0371.
GeneIDi3994393.
KEGGieci:UTI89_C0371.
PATRICi18450421. VBIEscCol42261_0482.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CP000243 Genomic DNA. Translation: ABE05872.1 .
RefSeqi YP_539403.1. NC_007946.1.

3D structure databases

ProteinModelPortali Q1RFJ2.
SMRi Q1RFJ2. Positions 14-1024.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 364106.UTI89_C0371.

Protein family/group databases

CAZyi GH2. Glycoside Hydrolase Family 2.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai ABE05872 ; ABE05872 ; UTI89_C0371 .
GeneIDi 3994393.
KEGGi eci:UTI89_C0371.
PATRICi 18450421. VBIEscCol42261_0482.

Phylogenomic databases

eggNOGi COG3250.
HOGENOMi HOG000252443.
KOi K01190.
OMAi NPPFVPK.
OrthoDBi EOG6XWV0T.

Enzyme and pathway databases

BioCyci ECOL364106:GHPQ-366-MONOMER.

Family and domain databases

Gene3Di 2.60.120.260. 1 hit.
2.60.40.320. 2 hits.
2.70.98.10. 1 hit.
3.20.20.80. 1 hit.
HAMAPi MF_01687. Beta_gal.
InterProi IPR004199. 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 ]
Pfami PF02929. 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 ]
PRINTSi PR00132. GLHYDRLASE2.
SMARTi SM01038. Bgal_small_N. 1 hit.
[Graphical view ]
SUPFAMi SSF49303. SSF49303. 2 hits.
SSF49785. SSF49785. 1 hit.
SSF51445. SSF51445. 1 hit.
SSF74650. SSF74650. 1 hit.
PROSITEi PS00719. GLYCOSYL_HYDROL_F2_1. 1 hit.
PS00608. GLYCOSYL_HYDROL_F2_2. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Identification of genes subject to positive selection in uropathogenic strains of Escherichia coli: a comparative genomics approach."
    Chen S.L., Hung C.-S., Xu J., Reigstad C.S., Magrini V., Sabo A., Blasiar D., Bieri T., Meyer R.R., Ozersky P., Armstrong J.R., Fulton R.S., Latreille J.P., Spieth J., Hooton T.M., Mardis E.R., Hultgren S.J., Gordon J.I.
    Proc. Natl. Acad. Sci. U.S.A. 103:5977-5982(2006) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: UTI89 / UPEC.

Entry informationi

Entry nameiBGAL_ECOUT
AccessioniPrimary (citable) accession number: Q1RFJ2
Entry historyi
Integrated into UniProtKB/Swiss-Prot: March 24, 2009
Last sequence update: May 16, 2006
Last modified: November 26, 2014
This is version 60 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome

Documents

  1. Glycosyl hydrolases
    Classification of glycosyl hydrolase families and list of entries
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3