Membrane-bound lytic murein transglycosylase B

Details

Name
Membrane-bound lytic murein transglycosylase B
Synonyms
  • 35 kDa soluble lytic transglycosylase
  • 4.2.2.n1
  • Murein hydrolase B
  • Slt35
Gene Name
mltB
Organism
Escherichia coli (strain K12)
Amino acid sequence
>lcl|BSEQ0016484|Membrane-bound lytic murein transglycosylase B
MFKRRYVTLLPLFVLLAACSSKPKPTETDTTTGTPSGGFLLEPQHNVMQMGGDFANNPNA
QQFIDKMVNKHGFDRQQLQEILSQAKRLDSVLRLMDNQAPTTSVKPPSGPNGAWLRYRKK
FITPDNVQNGVVFWNQYEDALNRAWQVYGVPPEIIVGIIGVETRWGRVMGKTRILDALAT
LSFNYPRRAEYFSGELETFLLMARDEQDDPLNLKGSFAGAMGYGQFMPSSYKQYAVDFSG
DGHINLWDPVDAIGSVANYFKAHGWVKGDQVAVMANGQAPGLPNGFKTKYSISQLAAAGL
TPQQPLGNHQQASLLRLDVGTGYQYWYGLPNFYTITRYNHSTHYAMAVWQLGQAVALARV
Q
Number of residues
361
Molecular Weight
40255.55
Theoretical pI
9.37
GO Classification
Functions
carbon-oxygen lyase activity, acting on polysaccharides / lytic transglycosylase activity
Processes
cell wall organization / peptidoglycan biosynthetic process
Components
cell outer membrane
General Function
Lytic transglycosylase activity
Specific Function
Murein-degrading enzyme. Catalyzes the cleavage of the glycosidic bonds between N-acetylmuramic acid and N-acetylglucosamine residues in peptidoglycan. May play a role in recycling of muropeptides during cell elongation and/or cell division.
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Cell outer membrane
Gene sequence
>lcl|BSEQ0016485|Membrane-bound lytic murein transglycosylase B (mltB)
ATGTTCAAGCGTCGTTATGTAACATTGCTTCCCCTTTTTGTGTTGCTTGCCGCCTGTAGC
AGCAAGCCAAAACCTACTGAGACTGATACGACCACCGGAACGCCGTCTGGCGGCTTCCTG
CTTGAGCCGCAGCACAATGTGATGCAGATGGGCGGCGATTTCGCTAATAACCCGAATGCC
CAGCAGTTCATCGACAAAATGGTGAACAAACACGGTTTCGATCGTCAGCAGTTGCAGGAA
ATTCTCTCCCAGGCGAAGCGTCTGGATTCGGTACTGCGGCTGATGGATAACCAGGCACCA
ACCACATCGGTGAAACCGCCATCAGGTCCGAACGGCGCATGGCTCCGTTATCGCAAAAAA
TTTATTACGCCGGACAACGTGCAGAACGGTGTGGTTTTCTGGAATCAGTATGAAGATGCG
TTGAATCGCGCGTGGCAGGTGTATGGAGTACCGCCGGAAATTATCGTCGGGATTATCGGC
GTTGAAACCCGCTGGGGGCGCGTGATGGGGAAAACTCGCATCCTCGATGCGCTGGCAACG
CTGTCATTTAACTACCCACGCCGCGCGGAGTATTTCTCTGGCGAGCTGGAAACCTTCCTG
TTGATGGCGCGCGACGAGCAGGACGATCCGCTCAATCTGAAAGGTTCCTTTGCCGGGGCG
ATGGGCTACGGACAGTTTATGCCGTCGTCTTACAAACAATATGCGGTAGATTTCAGCGGC
GACGGGCATATCAACCTGTGGGATCCGGTTGATGCGATCGGTAGCGTGGCGAACTATTTC
AAAGCGCACGGCTGGGTGAAAGGCGATCAGGTCGCGGTAATGGCAAACGGTCAGGCTCCA
GGCTTGCCAAATGGCTTCAAAACTAAGTACAGCATTTCGCAGCTTGCCGCCGCAGGTTTA
ACGCCACAGCAGCCGCTGGGCAACCATCAACAAGCCAGCCTGCTGCGTCTGGATGTTGGC
ACCGGCTACCAGTACTGGTACGGTCTGCCGAACTTCTACACCATCACCCGTTACAACCAC
AGCACCCATTACGCAATGGCGGTCTGGCAGTTAGGACAAGCCGTGGCGCTGGCGCGAGTA
CAGTAG
Chromosome Location
Not Available
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDP41052
UniProtKB Entry NameMLTB_ECOLI
GenBank Protein ID642538
GenBank Gene IDU18785
General References
  1. Ehlert K, Holtje JV, Templin MF: Cloning and expression of a murein hydrolase lipoprotein from Escherichia coli. Mol Microbiol. 1995 May;16(4):761-8. [Article]
  2. Dijkstra AJ, Hermann F, Keck W: Cloning and controlled overexpression of the gene encoding the 35 kDa soluble lytic transglycosylase from Escherichia coli. FEBS Lett. 1995 Jun 12;366(2-3):115-8. [Article]
  3. Yamamoto Y, Aiba H, Baba T, Hayashi K, Inada T, Isono K, Itoh T, Kimura S, Kitagawa M, Makino K, Miki T, Mitsuhashi N, Mizobuchi K, Mori H, Nakade S, Nakamura Y, Nashimoto H, Oshima T, Oyama S, Saito N, Sampei G, Satoh Y, Sivasundaram S, Tagami H, Horiuchi T, et al.: Construction of a contiguous 874-kb sequence of the Escherichia coli -K12 genome corresponding to 50.0-68.8 min on the linkage map and analysis of its sequence features. DNA Res. 1997 Apr 28;4(2):91-113. [Article]
  4. Blattner FR, Plunkett G 3rd, Bloch CA, Perna NT, Burland V, Riley M, Collado-Vides J, Glasner JD, Rode CK, Mayhew GF, Gregor J, Davis NW, Kirkpatrick HA, Goeden MA, Rose DJ, Mau B, Shao Y: The complete genome sequence of Escherichia coli K-12. Science. 1997 Sep 5;277(5331):1453-62. [Article]
  5. Hayashi K, Morooka N, Yamamoto Y, Fujita K, Isono K, Choi S, Ohtsubo E, Baba T, Wanner BL, Mori H, Horiuchi T: Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110. Mol Syst Biol. 2006;2:2006.0007. Epub 2006 Feb 21. [Article]
  6. Yamada M, Saier MH Jr: Glucitol-specific enzymes of the phosphotransferase system in Escherichia coli. Nucleotide sequence of the gut operon. J Biol Chem. 1987 Apr 25;262(12):5455-63. [Article]
  7. Van Asselt EJ, Perrakis A, Kalk KH, Lamzin VS, Dijkstra BW: Accelerated X-ray structure elucidation of a 36 kDa muramidase/transglycosylase using wARP. Acta Crystallogr D Biol Crystallogr. 1998 Jan 1;54(Pt 1):58-73. [Article]
  8. van Asselt EJ, Dijkstra BW: Binding of calcium in the EF-hand of Escherichia coli lytic transglycosylase Slt35 is important for stability. FEBS Lett. 1999 Sep 24;458(3):429-35. [Article]
  9. van Asselt EJ, Dijkstra AJ, Kalk KH, Takacs B, Keck W, Dijkstra BW: Crystal structure of Escherichia coli lytic transglycosylase Slt35 reveals a lysozyme-like catalytic domain with an EF-hand. Structure. 1999 Oct 15;7(10):1167-80. [Article]
  10. van Asselt EJ, Kalk KH, Dijkstra BW: Crystallographic studies of the interactions of Escherichia coli lytic transglycosylase Slt35 with peptidoglycan. Biochemistry. 2000 Feb 29;39(8):1924-34. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB02595(2R,3S,5S)-2-(Hydroxymethyl)-5-[(2-sulfoethyl)carbamoyl]-3-pyrrolidiniumyl 2-acetamido-2-deoxy-4-O-sulfo-beta-D-glucopyranosideexperimentalunknownDetails
DB03709BicineexperimentalunknownDetails