Beta-lactamase Toho-1

Details

Name
Beta-lactamase Toho-1
Synonyms
  • 3.5.2.6
Gene Name
bla
UniProtKB Entry
Q47066Swiss-Prot
Organism
Escherichia coli
NCBI Taxonomy ID
562
Amino acid sequence
>lcl|BSEQ0021979|Beta-lactamase Toho-1
MMTQSIRRSMLTVMATLPLLFSSATLHAQANSVQQQLEALEKSSGGRLGVALINTADNSQ
ILYRADERFAMCSTSKVMAAAAVLKQSESDKHLLNQRVEIKKSDLVNYNPIAEKHVNGTM
TLAELGAAALQYSDNTAMNKLIAHLGGPDKVTAFARSLGDETFRLDRTEPTLNTAIPGDP
RDTTTPLAMAQTLKNLTLGKALAETQRAQLVTWLKGNTTGSASIRAGLPKSWVVGDKTGS
GDYGTTNDIAVIWPENHAPLVLVTYFTQPEQKAERRRDILAAAAKIVTHGF
Number of residues
291
Molecular Weight
31446.6
Theoretical pI
9.6
GO Classification
Functions
beta-lactamase activity
Processes
beta-lactam antibiotic catabolic process / response to antibiotic
General Function
Beta-lactamase activity
Specific Function
Has strong cefotaxime-hydrolyzing activity.
Pfam Domain Function
Signal Regions
1-29
Transmembrane Regions
Not Available
Cellular Location
Cytoplasmic
Gene sequence
>lcl|BSEQ0003479|876 bp
ATGATGACTCAGAGCATTCGCCGCTCAATGTTAACGGTGATGGCGACGCTACCCCTGCTA
TTTAGCAGCGCAACGCTGCATGCGCAGGCGAACAGCGTGCAACAGCAGCTGGAAGCCCTG
GAGAAAAGTTCGGGAGGTCGGCTTGGCGTTGCGCTGATTAACACCGCCGATAATTCGCAG
ATTCTCTACCGTGCCGATGAACGTTTTGCGATGTGCAGTACCAGTAAGGTGATGGCGGCC
GCGGCGGTGCTTAAACAGAGCGAGAGCGATAAGCACCTGCTAAATCAGCGCGTTGAAATC
AAGAAGAGCGACCTGGTTAACTACAATCCCATTGCGGAGAAACACGTTAACGGCACGATG
ACGCTGGCTGAGCTTGGCGCAGCGGCGCTGCAGTATAGCGACAATACTGCCATGAATAAG
CTGATTGCCCATCTGGGTGGTCCCGATAAAGTGACGGCGTTTGCTCGCTCGTTGGGTGAT
GAGACCTTCCGTCTGGACAGAACCGAGCCCACGCTCAATACCGCCATTCCAGGCGACCCG
CGTGATACCACCACGCCGCTCGCGATGGCGCAGACCCTGAAAAATCTGACGCTGGGTAAA
GCGCTGGCGGAAACTCAGCGGGCACAGTTGGTGACGTGGCTTAAGGGCAATACTACCGGT
AGCGCGAGCATTCGGGCGGGTCTGCCGAAATCATGGGTAGTGGGCGATAAAACCGGCAGC
GGAGATTATGGCACCACCAACGATATCGCGGTTATCTGGCCGGAAAACCACGCACCGCTG
GTTCTGGTGACCTACTTTACCCAACCGGAGCAGAAGGCGGAAAGGCGTCGGGATATTCTG
GCTGCGGCGGCGAAAATCGTAACCCACGGTTTCTGA
Chromosome Location
Not Available
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDQ47066
UniProtKB Entry NameBLT1_ECOLX
GenBank Protein ID1037162
GenBank Gene IDD37830
PDB ID(s)1BZA, 1IYO, 1IYP, 1IYQ, 1IYS, 1WE4, 2WYX, 2XQZ, 2XR0, 2ZQ7, 2ZQ8, 2ZQ9, 2ZQA, 2ZQC, 2ZQD, 4BD0, 4BD1, 4C3Q, 4X69
KEGG IDag:BAA07082
General References
  1. Ishii Y, Ohno A, Taguchi H, Imajo S, Ishiguro M, Matsuzawa H: Cloning and sequence of the gene encoding a cefotaxime-hydrolyzing class A beta-lactamase isolated from Escherichia coli. Antimicrob Agents Chemother. 1995 Oct;39(10):2269-75. [Article]
  2. Ibuka A, Taguchi A, Ishiguro M, Fushinobu S, Ishii Y, Kamitori S, Okuyama K, Yamaguchi K, Konno M, Matsuzawa H: Crystal structure of the E166A mutant of extended-spectrum beta-lactamase Toho-1 at 1.8 A resolution. J Mol Biol. 1999 Feb 5;285(5):2079-87. [Article]

Associated Data

Bio-Entities
Bio-EntityType
Beta-lactamase Toho-1 (Escherichia coli)protein
primary
Drug Relations
DrugDrug groupPharmacological action?TypeActionsDetails
Cephalothin GroupexperimentalunknowntargetDetails
(2R)-2-[(1R)-1-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-2-oxoethyl]-5-methylidene-2H-1,3-thiazine-4-carboxylic acidexperimentalunknowntargetDetails
Carbenicillinapproved, investigationalunknowntargetsubstrateDetails
Oxacillinapproved, investigationalunknowntargetsubstrateDetails
CeftazidimeapprovedunknowntargetsubstrateDetails
AztreonamapprovedunknowntargetsubstrateDetails
Threonineapproved, nutraceuticalunknowntargetunknownDetails