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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 AT 2.0 A
 
Authors :  M. K. Ekka, A. Kaushik, A. K. Singh, S. Kumaran
Date :  03 Dec 13  (Deposition) - 03 Dec 14  (Release) - 03 Dec 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.07
Chains :  Asym. Unit :  A,X
Biol. Unit 1:  A,X  (2x)
Keywords :  Alpha/Beta Fold, Rossmann Fold Cysk, Catalytic Activity Cysteine Synthase, Transferase, Serine Acetyl Transferase, Transferase- Transferase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. K. Ekka, A. Kaushik, A. K. Singh, 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 At 2. 0 A
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: 71421
    Strain: ATCC51907
    Synonym: CSASE, O-ACETYLSERINE (THIOL)-LYASE, OAS-TL, O-ACETYLSERINE SULFHYDRYLASE
 
Molecule 2 - PEPTIDE FROM SERINE ACETYLTRANSFERASE
    Chains: A
    Engineered: YES
    Organism Scientific: SALMONELLA ENTERICA
    Organism Taxid: 90370
    Synthetic: YES

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AX
Biological Unit 1 (2x): AX

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (2, 2)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2LLP1Mod. Amino Acid2-LYSINE(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHANE)
Biological Unit 1 (2, 4)
No.NameCountTypeFull Name
1GOL2Ligand/IonGLYCEROL
2LLP2Mod. Amino Acid2-LYSINE(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHANE)

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELEU X:214 , THR X:248 , VAL X:249 , ASP X:250 , THR X:253 , ARG X:282 , HOH X:545 , HOH X:546BINDING SITE FOR RESIDUE GOL X 401
2AC2SOFTWAREHOH A:301 , HOH A:302 , LLP X:42 , THR X:69 , SER X:70 , GLY X:71 , ASN X:72 , THR X:73 , MET X:120 , GLN X:143 , PRO X:221 , PRO X:223 , HIS X:224 , GLN X:227 , GLY X:228 , ALA X:231 , ASP X:291 , HOH X:516 , HOH X:540BINDING SITE FOR CHAIN A OF PEPTIDE FROM SERINE ACETYLTRANSFERASE

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4NU8)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4NU8)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4NU8)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4NU8)

(-) Exons   (0, 0)

(no "Exon" information available for 4NU8)

(-) Sequences/Alignments

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   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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SAPs(SNPs) PROSITE motifs Exons
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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
                 4nu8 A 265 TFEYGDGI 273
                            ||      
                            ||      
                          265|      
                           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...hhhhhhhhhhhhhhhhhhhhh.......eeeee..hhhhhhhhhhhhhhh..eeeeee....hhhhhhhhhh..eeeeehhhhhhhhhhhhhhhhhhhh...ee.......hhhhhhhhhhhhhhhhhhhh....eeeee...hhhhhhhhhhhhhh.....eeeeeee...hhhhhhhh.......................hhhhh.eeeeehhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhh...eeeee..hhhhhh..... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4nu8 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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  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 4NU8)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4NU8)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4NU8)

(-) Gene Ontology  (12, 22)

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 Related Entries

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

UniProtKB/Swiss-Prot
        CYSE_SALTY | P29847: 4li3 4zu1 4zu6 5dbe
        CYSK_HAEIN | P45040: 1y7l 3iqg 3iqh 3iqi 4ho1 4li3 4ore 4zu1 4zu6 5dbe 5dbh

(-) Related Entries Specified in the PDB File

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