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P96465

- BLA2_STEMA

UniProt

P96465 - BLA2_STEMA

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Protein

Beta-lactamase L2

Gene
N/A
Organism
Stenotrophomonas maltophilia (Pseudomonas maltophilia) (Xanthomonas maltophilia)
Status
Reviewed - Annotation score: 2 out of 5- Protein inferred from homologyi

Functioni

Catalytic activityi

A beta-lactam + H2O = a substituted beta-amino acid.PROSITE-ProRule annotation

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Active sitei83 – 831Acyl-ester intermediatePROSITE-ProRule annotation

GO - Molecular functioni

  1. beta-lactamase activity Source: UniProtKB-EC

GO - Biological processi

  1. beta-lactam antibiotic catabolic process Source: InterPro
  2. response to antibiotic Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Hydrolase

Keywords - Biological processi

Antibiotic resistance

Names & Taxonomyi

Protein namesi
Recommended name:
Beta-lactamase L2 (EC:3.5.2.6)
Alternative name(s):
Penicillinase
OrganismiStenotrophomonas maltophilia (Pseudomonas maltophilia) (Xanthomonas maltophilia)
Taxonomic identifieri40324 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaXanthomonadalesXanthomonadaceaeStenotrophomonasStenotrophomonas maltophilia group

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Signal peptidei1 – 3535Tat-type signalPROSITE-ProRule annotationAdd
BLAST
Chaini36 – 303268Beta-lactamase L2PRO_0000017021Add
BLAST

Post-translational modificationi

Predicted to be exported by the Tat system. The position of the signal peptide cleavage has not been experimentally proven.

Structurei

3D structure databases

ProteinModelPortaliP96465.
SMRiP96465. Positions 33-303.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni247 – 2493Substrate bindingBy similarity

Sequence similaritiesi

Belongs to the class-A beta-lactamase family.Curated

Keywords - Domaini

Signal

Family and domain databases

Gene3Di3.40.710.10. 1 hit.
InterProiIPR012338. Beta-lactam/transpept-like.
IPR000871. Beta-lactam_class-A/D.
IPR023650. Beta-lactam_class-A_AS.
IPR006311. TAT_signal.
[Graphical view]
PRINTSiPR00118. BLACTAMASEA.
SUPFAMiSSF56601. SSF56601. 1 hit.
PROSITEiPS00146. BETA_LACTAMASE_A. 1 hit.
PS51318. TAT. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

P96465-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MLARRRFLQF SGAAVASSLA LPLLARAAGK TAASAPTDAA LTAATDFAAL
60 70 80 90 100
EKAVRGRFGV TLLDTASGRR IGHRQDERFP MCSTFKSVLA ATVLSQAERQ
110 120 130 140 150
PALLDTRVPV RDADLLSHAP VTRRHAGKDM TVRDLCRATI ITSDNTAANL
160 170 180 190 200
LFGVVGGPPA VTAFLRSIGD AVSRTDRLEP ELNSFAKGDP RDTTTPAAMA
210 220 230 240 250
ATLQRVVLGE VLQLASRQQL ADWLIDNETG DACLRAGLGK LWRVRDKTGS
260 270 280 290 300
NGEDARNDIA VLWPVAGGAP WVLTAYLQAG AISYEQRATV LAQVGRIADR

LIG
Length:303
Mass (Da):32,208
Last modified:May 1, 1997 - v1
Checksum:iC278DAF4C824FD3C
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Y08562 Genomic DNA. Translation: CAA69869.1.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Y08562 Genomic DNA. Translation: CAA69869.1 .

3D structure databases

ProteinModelPortali P96465.
SMRi P96465. Positions 33-303.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Family and domain databases

Gene3Di 3.40.710.10. 1 hit.
InterProi IPR012338. Beta-lactam/transpept-like.
IPR000871. Beta-lactam_class-A/D.
IPR023650. Beta-lactam_class-A_AS.
IPR006311. TAT_signal.
[Graphical view ]
PRINTSi PR00118. BLACTAMASEA.
SUPFAMi SSF56601. SSF56601. 1 hit.
PROSITEi PS00146. BETA_LACTAMASE_A. 1 hit.
PS51318. TAT. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Sequence analysis and enzyme kinetics of the L2 serine beta-lactamase from Stenotrophomonas maltophilia."
    Walsh T.R., Macgowan A.P., Bennett P.M.
    Antimicrob. Agents Chemother. 41:1460-1464(1997) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: IID 1275.

Entry informationi

Entry nameiBLA2_STEMA
AccessioniPrimary (citable) accession number: P96465
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: May 1, 1997
Last modified: October 1, 2014
This is version 65 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3