Structural annotation of Rv2753c (dihydrodipicolinate synthase)

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Detail information available at OCA browser [http://www.ebi.ac.uk/msd-srv/oca/oca-bin/ocashort?id=1XXX 1XXX]
Detail information available at OCA browser [http://www.ebi.ac.uk/msd-srv/oca/oca-bin/ocashort?id=1XXX 1XXX]
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Discussion on this protein available at TopSCAN [http://www.topsan.org/Proteins/XMTB/1xxx 1XXX]
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= Structure Classification =
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Protein: Dihydrodipicolinate synthase from Mycobacterium tuberculosis [http://scop.mrc-lmb.cam.ac.uk/scop/data/scop.b.d.b.bb.b.bc.html SCOP_1XXX]
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Structural classification of 1XXX as per CATH [http://www.cathdb.info/pdb/1xxx CATH_1XXX]
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=Human Homologue Blast Result=
=Human Homologue Blast Result=
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<tr><td>sp|Q7Z7B0</td><td> 27.69</td><td> 44.62</td><td> 65</td><td> 2.7</td></tr></table>
<tr><td>sp|Q7Z7B0</td><td> 27.69</td><td> 44.62</td><td> 65</td><td> 2.7</td></tr></table>
=Antigens=
=Antigens=
-
  =External Links=
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  =Related Publications=
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Crystal structure and kinetic study of dihydrodipicolinate synthase from Mycobacterium tuberculosis. [http://www.ncbi.nlm.nih.gov/pubmed/18062777?dopt=Abstract Biochem J. 2008 Apr 15;411(2):351-60]
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Conserved main-chain peptide distortions: a proposed role for Ile203 in catalysis by dihydrodipicolinate synthase. [http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2590918/?tool=pubmed Protein Sci. 2008 Dec;17(12):2080-90. Epub 2008 Sep 11]
[[Category:C2D]]
[[Category:C2D]]
[[Category:Mtb Station]]
[[Category:Mtb Station]]

Revision as of 13:13, 30 January 2010

Structural annotation of Rv2753c (dihydrodipicolinate synthase)
Name
Dihydrodipicolinate Synthase
Identifiers
Swiss Prot P63945
Genbank 888289
PDB 1XXX
Chemical data
Formula  ?
Mol. wt. 30,858 Da
Pharmacokinetic data
Bioavailability  ?
Solubility  ?
Isoelectric-Point 5.57

Contents

General

dapA catalyzes the formation of dihydrodipicolinate from L-aspartate 4-semialdehyde and pyruvate.

L-aspartate 4-semialdehyde + pyruvate = dihydrodipicolinate + 2H2O.

This protein is eesential for optimal growth of M.tb and found in the cytoplasm as predicted by the WoLFPSORT and Subloc Server. HMMpfam found one domain PF00701 and has Helix Turn Helix secondary structure.

Amino Acid Sequence of Rv2753c

>Rv2753c, TB.seq 3066222:3067121 MW:30827 VTTVGFDVAARLGTLLTAMVTPFSGDGSLDTATAARLANHLVDQGCDGLVVSGTTGESPTTTDGEKIELLRAVLEAVGDR ARVIAGAGTYDTAHSIRLAKACAAEGAHGLLVVTPYYSKPPQRGLQAHFTAVADATELPMLLYDIPGRSAVPIEPDTIRA LASHPNIVGVKDAKADLHSGAQIMADTGLAYYSGDDALNLPWLAMGATGFISVIAHLAAGQLRELLSAFGSGDIATARKI NIAVAPLCNAMSRLGGVTLSKAGLRLQGIDVGDPRLPQVAATPEQIDALAADMRAASVLR

PDB Structure

This protein structure is available in PDB and having code 1XXX

Detail information available at OCA browser 1XXX

Discussion on this protein available at TopSCAN 1XXX

Structure Classification

Protein: Dihydrodipicolinate synthase from Mycobacterium tuberculosis SCOP_1XXX

Structural classification of 1XXX as per CATH CATH_1XXX

Human Homologue Blast Result

subject ids% identity% positivesalignment length evalue
sp|Q9BXD5 28 46.33 300 3.00E-023
sp|Q86XE5 26.57 46.15 286 4.00E-022
sp|Q9UG63 26.49 37.75 151 0.45
sp|O14556 22.09 50 86 2
sp|Q7Z7B0 27.69 44.62 65 2.7

Antigens

=Related Publications=

Crystal structure and kinetic study of dihydrodipicolinate synthase from Mycobacterium tuberculosis. Biochem J. 2008 Apr 15;411(2):351-60

Conserved main-chain peptide distortions: a proposed role for Ile203 in catalysis by dihydrodipicolinate synthase. Protein Sci. 2008 Dec;17(12):2080-90. Epub 2008 Sep 11