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(-) Description

Title :  CRYSTAL STRUCTURE OF O-ACETYLSERINE SULFHYDRYLASE FROM HAEMOPHILUS INFLUENZAE IN COMPLEX WITH HIGH AFFINITY INHIBITORY PEPTIDE FROM SERINE ACETYL TRANSFERASE OF SALMONELLA TYPHIMURIUM
 
Authors :  A. K. Singh, M. K. Ekka, A. Kaushik, S. Kumaran
Date :  02 Jul 13  (Deposition) - 09 Jul 14  (Release) - 09 Jul 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.59
Chains :  Asym./Biol. Unit :  A,X
Keywords :  Alpha/Beta Fold, Rossmann Fold, Catalytic Activity, Cysteine Synthase Activity, Serine Acetyl Transferase, Transferase-Transferase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. K. Singh, M. K. Ekka, A. Kaushik, S. Kumaran
Crystal Structure Of O-Acetylserine Sulfhydrylase From Haemophilus Influenzae In Complex With High Affinity Inhibitory Peptide From Serine Acetyl Transferase Of Salmonella Typhimurium
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - CYSTEINE SYNTHASE
    Chains: X
    EC Number: 2.5.1.47
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET 28A
    Expression System Strain: K-12
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: CYSK, HI_1103
    Organism Scientific: HAEMOPHILUS INFLUENZAE
    Organism Taxid: 727
    Strain: ATCC 51907
    Synonym: CSASE, O-ACETYLSERINE (THIOL)-LYASE, OAS-TL, O-ACETYLSERINE SULFHYDRYLASE
 
Molecule 2 - SERINE ACETYLTRANSFERASE
    Chains: A
    Engineered: YES
    Organism Scientific: SALMONELLA TYPHIMURIUM
    Organism Taxid: 990282
    Other Details: CHEMICALLY SYNTHESIZED
    Synthetic: YES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AX

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 2)

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2LLP1Mod. Amino Acid2-LYSINE(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHANE)

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREVAL X:249 , ASP X:250 , ALA X:278 , ARG X:282 , HOH X:522BINDING SITE FOR RESIDUE GOL X 401

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4LI3)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Asp A:265 -Gly A:266
2Gly A:266 -Ile A:267

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4LI3)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4LI3)

(-) Exons   (0, 0)

(no "Exon" information available for 4LI3)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
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SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:8
                                        
               SCOP domains -------- SCOP domains
               CATH domains -------- CATH domains
               Pfam domains -------- Pfam domains
         Sec.struct. author ........ Sec.struct. author
                 SAPs(SNPs) -------- SAPs(SNPs)
                    PROSITE -------- PROSITE
                 Transcript -------- Transcript
                 4li3 A 260 TFEYGDGI 267


Chain X from PDB  Type:PROTEIN  Length:311
                                                                                                                                                                                                                                                                                                                                                       
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhh....eee.........eeeee.........hhhhhhhhhhhhhhh.......eeeee..hhhhhhhhhhhhhhh.eeeeeee...hhhhhhhhhhh..eeeee...hhhhhhhhhhhhhhhhh...ee.......hhhhhhhhhhhhhhhhhhh...eeeeeee...hhhhhhhhhhhhhh.....eeeeeee...hhhhhhhh.......................hhhhh.eeeeehhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhh..eeeeee..hhhhhh..... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4li3 X   1 MAIYADNSYSIGNTPLVRLKHFGHNGNVVVKIEGRNPSYSVkCRIGANMVWQAEKDGTLTKGKEIVDATSGNTGIALAYVAAARGYKITLTMPETMSLERKRLLCGLGVNLVLTEGAKGMKGAIAKAEEIVASDPSRYVMLKQFENPANPQIHRETTGPEIWKDTDGKVDVVVAGVGTGGSITGISRAIKLDFGKQITSVAVEPVESPVISQTLAGEEVKPGPHKIQGIGAGFIPKNLDLSIIDRVETVDSDTALATARRLMAEEGILAGISSGAAVAAADRLAKLPEFADKLIVVILPSASERYLSTALF 311
                                    10        20        30        40 |      50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310 
                                                                    42-LLP
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  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 4LI3)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4LI3)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4LI3)

(-) Gene Ontology  (12, 17)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        CYSE_SALTY | P29847: 4nu8 4zu1 4zu6 5dbe
        CYSK_HAEIN | P45040: 1y7l 3iqg 3iqh 3iqi 4ho1 4nu8 4ore 4zu1 4zu6 5dbe 5dbh

(-) Related Entries Specified in the PDB File

4lhg