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(-) Description

Title :  TRYPTOPHAN SYNTHASE FROM SALMONELLA TYPHIMURIUM IN COMPLEX WITH TWO MOLECULES OF N-(4'-TRIFLUOROMETHOXYBENZOYL)-2-AMINO-1-ETHYLPHOSPHATE (F6F) INHIBITOR IN THE ALPHA-SITE AND A SINGLE F6F MOLECULE IN THE BETA-SITE AT 1.54 ANGSTROM RESOLUTION.
 
Authors :  E. Hilario, B. G. Caulkins, R. P. Young, M. F. Dunn, L. J. Mueller, L. Fan
Date :  08 May 15  (Deposition) - 10 Feb 16  (Release) - 10 Feb 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.54
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (2x)
Keywords :  Lyase, Tryptophan Biosynthesis, Salmonella Typhimurium, F6F, Inhibitor, Allosteric Enzyme, Aromatic Amino Acid Biosynthesis, Pyridoxal Phosphate, Lyase-Lyase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  E. Hilario, B. G. Caulkins, Y. M. Huang, W. You, C. E. Chang, L. J. Mueller, M. F. Dunn, L. Fan
Visualizing The Tunnel In Tryptophan Synthase With Crystallography: Insights Into A Selective Filter For Accommodating Indole And Rejecting Water.
Biochim. Biophys. Acta V. 1864 268 2016
PubMed-ID: 26708480  |  Reference-DOI: 10.1016/J.BBAPAP.2015.12.006

(-) Compounds

Molecule 1 - TRYPTOPHAN SYNTHASE ALPHA CHAIN
    Chains: A
    EC Number: 4.2.1.20
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: DERIVATIVE OF PBR322
    Expression System Strain: CB149
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: TRPA
    Organism Scientific: SALMONELLA ENTERICA SUBSP. ENTERICA SEROVAR TYPHIMURIUM
    Organism Taxid: 90371
 
Molecule 2 - TRYPTOPHAN SYNTHASE BETA CHAIN
    Chains: B
    EC Number: 4.2.1.20
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: DERIVATIVE OF PBR322
    Expression System Strain: CB149
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: TRPB
    Organism Scientific: SALMONELLA ENTERICA SUBSP. ENTERICA SEROVAR TYPHIMURIUM
    Organism Taxid: 90371

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 17)

Asymmetric Unit (4, 17)
No.NameCountTypeFull Name
1DMS12Ligand/IonDIMETHYL SULFOXIDE
2F6F3Ligand/Ion2-{[4-(TRIFLUOROMETHOXY)BENZOYL]AMINO}ETHYL DIHYDROGENPHOSPHATE
3NA1Ligand/IonSODIUM ION
4PLP1Ligand/IonPYRIDOXAL-5'-PHOSPHATE
Biological Unit 1 (3, 32)
No.NameCountTypeFull Name
1DMS24Ligand/IonDIMETHYL SULFOXIDE
2F6F6Ligand/Ion2-{[4-(TRIFLUOROMETHOXY)BENZOYL]AMINO}ETHYL DIHYDROGENPHOSPHATE
3NA-1Ligand/IonSODIUM ION
4PLP2Ligand/IonPYRIDOXAL-5'-PHOSPHATE

(-) Sites  (16, 16)

Asymmetric Unit (16, 16)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREGLU A:49 , ALA A:59 , ASP A:60 , LEU A:100 , LEU A:127 , ALA A:129 , ILE A:153 , TYR A:175 , PHE A:212 , GLY A:213 , GLY A:234 , SER A:235 , F6F A:302 , HOH A:415 , HOH A:418 , HOH A:433 , HOH A:675 , PRO B:18binding site for residue F6F A 301
02AC2SOFTWARELEU A:58 , ALA A:59 , ASP A:60 , GLY A:61 , ILE A:64 , ARG A:179 , PHE A:212 , SER A:235 , F6F A:301 , HOH A:433 , HOH A:464 , PRO B:18 , ILE B:20 , LEU B:21 , LEU B:174 , ARG B:175 , SER B:178binding site for residue F6F A 302
03AC3SOFTWAREPHE A:22 , THR A:24 , GLY A:51 , VAL A:52 , ASP A:60 , ASN A:68 , LEU A:100binding site for residue DMS A 303
04AC4SOFTWAREMET A:1 , ASN A:147 , ILE A:148 , ALA A:149 , ARG A:171 , HOH A:429 , HOH A:523binding site for residue DMS A 304
05AC5SOFTWAREGLU A:16binding site for residue DMS A 305
06AC6SOFTWAREALA B:85 , HIS B:86 , LYS B:87 , GLN B:114 , THR B:190 , CYS B:230 , GLY B:232 , GLY B:233 , GLY B:234 , SER B:235 , ASN B:236 , GLY B:303 , GLU B:350 , SER B:377 , GLY B:378 , HOH B:521 , HOH B:678 , HOH B:683 , HOH B:735binding site for residue PLP B 401
07AC7SOFTWARELYS B:87 , GLU B:109 , THR B:110 , GLY B:111 , GLN B:114 , HIS B:115 , CYS B:170 , LEU B:174 , TYR B:186 , LEU B:188 , THR B:190 , GLY B:193 , PRO B:194 , PHE B:280 , PHE B:306 , HOH B:515 , HOH B:521 , HOH B:571 , HOH B:709binding site for residue F6F B 402
08AC8SOFTWAREGLY B:232 , PHE B:306 , SER B:308 , HOH B:593 , HOH B:697binding site for residue NA B 403
09AC9SOFTWARETHR B:66 , THR B:69 , ARG B:70 , THR B:71 , HOH B:617 , HOH B:721binding site for residue DMS B 404
10AD1SOFTWAREHIS B:273 , MET B:286 , MET B:287 , GLN B:288 , HOH B:594binding site for residue DMS B 405
11AD2SOFTWAREASN B:51 , THR B:60 , LYS B:61 , HOH B:634binding site for residue DMS B 406
12AD3SOFTWAREGLN B:42 , ALA B:46 , MET B:207 , HOH B:942 , HOH B:945 , HOH B:974binding site for residue DMS B 407
13AD4SOFTWAREGLU B:331 , HOH B:527 , HOH B:832binding site for residue DMS B 408
14AD5SOFTWAREALA B:112 , GLN B:114 , GLN B:142 , LYS B:382 , ASP B:383 , HOH B:614binding site for residue DMS B 409
15AD6SOFTWAREARG B:150 , ARG B:341 , ILE B:397 , HOH B:744binding site for residue DMS B 410
16AD7SOFTWAREGLN B:36 , LYS B:37 , ASP B:38 , PRO B:39binding site for residue DMS B 412

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (3, 3)

Asymmetric Unit
No.Residues
1Asp A:27 -Pro A:28
2Arg B:55 -Pro B:56
3His B:195 -Pro B:196

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4ZQC)

(-) 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:268
                                                                                                                                                                                                                                                                                                            
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhh...eeeeeee....hhhhhhhhhhhhhhh....eeee.........hhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh....eeeeehhhhhhh.hhhhhhhhhhhhh..eeee...hhhhhhhhhhhhhhh..eee.ee....hhhhhhhhhhhh...eeee..............hhhhhhhhhhhh....eeee....hhhhhhhhhhh...eeeehhhhhhhhhhh..hhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4zqc A   1 MERYENLFAQLNDRREGAFVPFVTLGDPGIEQSLKIIDTLIDAGADALELGVPFSDPLADGPTIQNANLRAFAAGVTPAQCFEMLALIREKHPTIPIGLLMYANLVFNNGIDAFYARCEQVGVDSVLVADVPVEESAPFRQAALRHNIAPIFICPPNADDDLLRQVASYGRGYTYLLSRSGVTGAENRGALPLHHLIEKLKEYHAAPALQGFGISSPEQVSAAVRAGAAGAISGSAIVKIIEKNLASPKQMLAELRSFVSAMKAASRA 268
                                    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        


Chain B from PDB  Type:PROTEIN  Length:396
                                                                                                                                                                                                                                                                                                                                                                                                                                            
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ......ee..eeeee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......eeehhhhhh...eeeeee.hhhh....hhhhhhhhhhhhhhhh...eeeeee..hhhhhhhhhhhhhhh.eeeeeeehhhhhhhhhhhhhhhhh..eeeee.....hhhhhhhhhhhhhhhhh..eee.........hhhhhhhhh.hhhhhhhhhhhhhhhh....eeeee...hhhhhhhhhhhh.....eeeeeeeee.hhhhh...hhhhhheeeee.eeeeee..............hhhhh....hhhhhhhhhh...eeeeeehhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhh....eeeeee....hhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4zqc B   2 TTLLNPYFGEFGGMYVPQILMPALNQLEEAFVSAQKDPEFQAQFADLLKNYAGRPTALTKCQNITAGTRTTLYLKREDLLHGGAHKTNQVLGQALLAKRMGKSEIIAETGAGQHGVASALASALLGLKCRIYMGAKDVERQSPNVFRMRLMGAEVIPVHSGSATLKDACNEALRDWSGSYETAHYMLGTAAGPHPYPTIVREFQRMIGEETKAQILDKEGRLPDAVIACVGGGSNAIGMFADFINDTSVGLIGVEPGGHGIETGEHGAPLKHGRVGIYFGMKAPMMQTADGQIEESYSISAGLDFPSVGPQHAYLNSIGRADYVSITDDEALEAFKTLCRHEGIIPALESSHALAHALKMMREQPEKEQLLVVNLSGRGDKDIFTVHDILKARGEI 397
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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 4ZQC)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (12, 21)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        TRPA_SALTY | P00929: 1a50 1a5a 1a5b 1a5s 1beu 1bks 1c29 1c8v 1c9d 1cw2 1cx9 1fuy 1k3u 1k7e 1k7f 1k7x 1k8x 1k8y 1k8z 1kfb 1kfc 1kfe 1kfj 1kfk 1qop 1qoq 1tjp 1ttp 1ttq 1ubs 1wbj 2cle 2clf 2clh 2cli 2clk 2cll 2clm 2clo 2j9x 2j9y 2j9z 2rh9 2rhg 2trs 2tsy 2tys 2wsy 3cep 3pr2 4hn4 4hpj 4hpx 4ht3 4kkx 4wx2 4xug 4y6g 5bw6 5cgq
        TRPB_SALTY | P0A2K1: 1a50 1a5a 1a5b 1a5s 1beu 1bks 1c29 1c8v 1c9d 1cw2 1cx9 1fuy 1k3u 1k7e 1k7f 1k7x 1k8x 1k8y 1k8z 1kfb 1kfc 1kfe 1kfj 1kfk 1qop 1qoq 1tjp 1ttp 1ttq 1ubs 1wbj 2cle 2clf 2clh 2cli 2clk 2cll 2clm 2clo 2j9x 2j9y 2j9z 2rh9 2rhg 2trs 2tsy 2tys 2wsy 3cep 3pr2 4hn4 4hpj 4hpx 4ht3 4kkx 4wx2 4xug 4y6g 5bw6 5cgq

(-) Related Entries Specified in the PDB File

2cle TS IN COMPLEX WITH F6F LIGAND
2clf TS IN COMPLEX WITH F6F LIGAND
2clm TS IN COMPLEX WITH F6F LIGAND
4kkx TS IN COMPLEX WITH F6F LIGAND
4wx2 TS IN COMPLEX WITH F6F LIGAND
4y6g TS IN COMPLEX WITH F6F LIGAND