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(-) Description

Title :  ALLOSTERIC PEPTIDIC INHIBITOR OF HUMAN THYMIDYLATE SYNTHASE THAT STABILIZES INACTIVE CONFORMATION OF THE ENZYME.
 
Authors :  A. Tochowicz, J. Finer-Moore, R. M. Stroud, M. P. Costi
Date :  04 Jun 12  (Deposition) - 06 Mar 13  (Release) - 04 Feb 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A,D
Biol. Unit 1:  A,D  (2x)
Keywords :  Dimer, Mutant K47A Of Hts, Inactive Hts Conformation, Hts Complex With Peptidic Inhibitor, Transferase-Transferase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. Tochowicz, M. Santucci, P. Saxena, G. Guaitoli, M. Trande, J. Finer-Moore, R. M. Stroud, M. P. Costi
Alanine Mutants Of The Interface Residues Of Human Thymidylate Synthase Decode Key Features Of The Binding Mod Of Allosteric Anticancer Peptides.
J. Med. Chem. V. 58 1012 2015
PubMed-ID: 25427005  |  Reference-DOI: 10.1021/JM5011176

(-) Compounds

Molecule 1 - THYMIDYLATE SYNTHASE
    Chains: A
    EC Number: 2.1.1.45
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Gene: TYMS, TS, OK/SW-CL.29
    Mutation: YES
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: TS, TSASE
 
Molecule 2 - CG PEPTIDE
    Chains: D
    Engineered: YES
    Organism Scientific: SYNTHETIC
    Organism Taxid: 32630
    Synthetic: YES

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 5)

Asymmetric Unit (2, 5)
No.NameCountTypeFull Name
1CME2Mod. Amino AcidS,S-(2-HYDROXYETHYL)THIOCYSTEINE
2SO43Ligand/IonSULFATE ION
Biological Unit 1 (2, 10)
No.NameCountTypeFull Name
1CME4Mod. Amino AcidS,S-(2-HYDROXYETHYL)THIOCYSTEINE
2SO46Ligand/IonSULFATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:78 , ARG A:176 , ARG A:185 , LEU A:189 , PRO A:305 , THR A:306 , HOH A:556BINDING SITE FOR RESIDUE SO4 A 401
2AC2SOFTWAREGLU A:272 , ARG A:274 , HOH A:563BINDING SITE FOR RESIDUE SO4 A 402
3AC3SOFTWAREASN A:183 , HIS A:196 , ARG A:215 , SER A:216BINDING SITE FOR RESIDUE SO4 A 403
4AC4SOFTWAREPHE A:137 , PHE A:142 , GLY A:143 , ALA A:144 , ILE A:178 , CYS A:180 , TRP A:182 , ALA A:191 , LEU A:192 , PRO A:193 , CME A:195BINDING SITE FOR CHAIN D OF CG PEPTIDE

(-) SS Bonds  (1, 1)

Asymmetric Unit
No.Residues
1A:180 -D:66

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Cys D:66 -Gln D:67

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4FGT)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
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:267
                                                                                                                                                                                                                                                                                                           
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhheeee.....eeeeeeeeeeeee.............hhhhhhhhhhhhhhh...hhhhhh..............hhhhhhhhh................hhhhhhhhhhhhh......eeee.hhhhh.........eeeeeeee..eeeeeeeeeeee..hhhhhhhhhhhhhhhhhhhhh..eeeeeeeeeeeeeee..hhhhhhhhh........eeee.....hhhhhhhh.eeee............ Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4fgt A  29 GELQYLGQIQHILRCGVRADDRTGTGTLSVFGMQARYSLRDEFPLLTTKRVFWKGVLEELLWFIKGSTNAKELSSKGVKIWREEGDLGPVYGFQWRHFGAEYRDMESDYSGQGVDQLQRVIDTIKTNPDDRRIIMCAWNPRDLPLMALPPcHALcQFYVVNSELSCQLYQRSGDMGLGVPFNIASYALLTYMIAHITGLKPGDFIHTLGDAHIYLNHIEPLKIQLQREPRPFPKLRILRKVEKIDDFKAEDFQIEGYNPHPTIKMEM 311
                                    38        48        58        68        78        88        98       108||     134       144       154       164       174       184       194|   |  204       214       224       234       244       254       264       274       284       294       304       
                                                                                                          109|                                                                  195-CME                                                                                                                
                                                                                                           126                                                                      199-CME                                                                                                            


Chain D from PDB  Type:PROTEIN  Length:4
                                    
               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
                 4fgt D  66 CQLY  69
   Legend:   → Mismatch (orange background)
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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 4FGT)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (52, 52)

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  4fgt
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  2.1.1.45
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 Related Entries

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

UniProtKB/Swiss-Prot
        TYSY_HUMAN | P04818: 1hvy 1hw3 1hw4 1hzw 1i00 1ju6 1juj 1ypv 2onb 2rd8 2rda 3eaw 3ebu 3ed7 3edw 3ef9 3egy 3ehi 3ejl 3gg5 3gh0 3gh2 3h9k 3hb8 3n5e 3n5g 3ob7 4e28 4g2o 4g6w 4gd7 4gyh 4h1i 4jef 4kpw 4o1u 4o1x 4up1 5hs3 5wrn 5x4w 5x4x 5x4y 5x5a 5x5d 5x5q 5x66 5x67 5x69

(-) Related Entries Specified in the PDB File

3egy THE SAME ENZYME IN INACTIVE FORM.
3n5e THE SAME PROTEIN COMPLEXED WITH DIFFERENT PEPTIDE.