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(-) Description

Title :  CRYSTALLOGRAPHIC STRUCTURE OF ARABIDOPSIS THALIANA THREONINE SYNTHASE COMPLEXED WITH PYRIDOXAL PHOSPHATE AND S-ADENOSYLMETHIONINE
 
Authors :  C. Mas-Droux, V. Biou, R. Dumas
Date :  27 Sep 05  (Deposition) - 28 Nov 05  (Release) - 11 Nov 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.60
Chains :  Asym. Unit :  A,B,C,D,E,F
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  C,D  (1x)
Biol. Unit 3:  E,F  (1x)
Keywords :  Threonine Synthesis, Allostery, Synthase, Lyase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  C. Mas-Droux, V. Biou, R. Dumas
Allosteric Threonine Synthase: Reorganization Of The Pyridoxal Phosphate Site Upon Asymmetric Activation Through S-Adenosylmethionine Binding To A Novel Site.
J. Biol. Chem. V. 281 5188 2006
PubMed-ID: 16319072  |  Reference-DOI: 10.1074/JBC.M509798200

(-) Compounds

Molecule 1 - THREONINE SYNTHASE 1, CHLOROPLASTIC
    ChainsA, B, C, D, E, F
    EC Number4.2.3.1
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET23D
    Expression System StrainBL21
    Expression System Taxid511693
    Expression System Vector TypePLASMID
    Organism CommonMOUSE-EAR CRESS
    Organism ScientificARABIDOPSIS THALIANA
    Organism Taxid3702
    SynonymTHREONINE SYNTHASE, TS, PROTEIN METHIONINE OVER-ACCUMULATOR 2

 Structural Features

(-) Chains, Units

  123456
Asymmetric Unit ABCDEF
Biological Unit 1 (1x)AB    
Biological Unit 2 (1x)  CD  
Biological Unit 3 (1x)    EF

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 21)

Asymmetric Unit (3, 21)
No.NameCountTypeFull Name
1PLP6Ligand/IonPYRIDOXAL-5'-PHOSPHATE
2SAM12Ligand/IonS-ADENOSYLMETHIONINE
3TRS3Ligand/Ion2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
Biological Unit 1 (3, 7)
No.NameCountTypeFull Name
1PLP2Ligand/IonPYRIDOXAL-5'-PHOSPHATE
2SAM4Ligand/IonS-ADENOSYLMETHIONINE
3TRS1Ligand/Ion2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
Biological Unit 2 (3, 7)
No.NameCountTypeFull Name
1PLP2Ligand/IonPYRIDOXAL-5'-PHOSPHATE
2SAM4Ligand/IonS-ADENOSYLMETHIONINE
3TRS1Ligand/Ion2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
Biological Unit 3 (3, 7)
No.NameCountTypeFull Name
1PLP2Ligand/IonPYRIDOXAL-5'-PHOSPHATE
2SAM4Ligand/IonS-ADENOSYLMETHIONINE
3TRS1Ligand/Ion2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL

(-) Sites  (21, 21)

Asymmetric Unit (21, 21)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREPHE A:162 , LYS A:163 , ASP A:194 , GLY A:294 , GLY A:295 , ASN A:296 , LEU A:297 , GLY A:298 , ASN A:299 , ALA A:356 , HIS A:404 , THR A:432 , ALA A:433 , HOH A:2025BINDING SITE FOR RESIDUE PLP A1163
02AC2SOFTWARELYS B:163 , SER B:191 , THR B:195 , SER B:262 , ARG B:267 , GLN B:271 , ASN B:296 , ASN B:299BINDING SITE FOR RESIDUE PLP B1163
03AC3SOFTWAREPHE C:162 , LYS C:163 , ASP C:194 , GLY C:294 , GLY C:295 , ASN C:296 , LEU C:297 , GLY C:298 , ASN C:299 , ALA C:356 , HIS C:404 , THR C:432 , ALA C:433 , HOH C:2038BINDING SITE FOR RESIDUE PLP C1163
04AC4SOFTWAREPHE D:162 , LYS D:163 , SER D:191 , ASP D:194 , THR D:195 , SER D:262 , ARG D:267 , GLN D:271 , ASN D:296 , ASN D:299BINDING SITE FOR RESIDUE PLP D1163
05AC5SOFTWAREPHE E:162 , LYS E:163 , SER E:191 , ASP E:194 , THR E:195 , SER E:262 , ARG E:267 , GLN E:271 , ASN E:296 , ASN E:299BINDING SITE FOR RESIDUE PLP E1163
06AC6SOFTWAREPHE F:162 , LYS F:163 , ASP F:194 , GLY F:294 , GLY F:295 , ASN F:296 , LEU F:297 , GLY F:298 , ASN F:299 , ALA F:356 , HIS F:404 , THR F:432 , ALA F:433 , HOH F:2046BINDING SITE FOR RESIDUE PLP F1163
07AC7SOFTWARESER A:99 , THR A:100 , TRP A:101 , PRO A:102 , GLY A:104 , SER A:105 , SER A:125 , PHE A:127 , SAM A:501 , ASN B:132 , LEU B:133 , TRP B:150 , GLN B:281 , PHE B:282BINDING SITE FOR RESIDUE SAM A 500
08AC8SOFTWARETRP A:101 , SAM A:500 , HOH A:2051 , TRP B:135 , LYS B:141 , ASN B:147 , TRP B:150BINDING SITE FOR RESIDUE SAM A 501
09AC9SOFTWAREASN A:132 , LEU A:133 , TRP A:150 , GLN A:281 , SER B:99 , THR B:100 , TRP B:101 , PRO B:102 , GLY B:104 , SER B:105 , SER B:125 , PHE B:127 , SAM B:501BINDING SITE FOR RESIDUE SAM B 500
10BC1SOFTWARETRP A:135 , LYS A:141 , ASN A:147 , TRP A:150 , TRP B:101 , SAM B:500 , HOH B:2055 , ASP E:343BINDING SITE FOR RESIDUE SAM B 501
11BC2SOFTWARESER C:99 , THR C:100 , TRP C:101 , PRO C:102 , GLY C:104 , SER C:105 , SER C:125 , PHE C:127 , SAM C:501 , ASN D:132 , LEU D:133 , TRP D:150 , GLN D:281 , PHE D:282BINDING SITE FOR RESIDUE SAM C 500
12BC3SOFTWARETRP C:101 , SAM C:500 , HOH C:2051 , HOH C:2052 , TRP D:135 , LYS D:141 , ASN D:147 , TRP D:150BINDING SITE FOR RESIDUE SAM C 501
13BC4SOFTWAREASN C:132 , LEU C:133 , TRP C:150 , GLN C:281 , PHE C:282 , SER D:99 , THR D:100 , TRP D:101 , PRO D:102 , GLY D:104 , SER D:105 , SER D:125 , PHE D:127 , SAM D:501BINDING SITE FOR RESIDUE SAM D 500
14BC5SOFTWARETRP C:135 , LYS C:141 , TRP C:150 , TRP D:101 , ASP D:343 , SAM D:500 , HOH D:2054BINDING SITE FOR RESIDUE SAM D 501
15BC6SOFTWARESER E:99 , THR E:100 , TRP E:101 , PRO E:102 , GLY E:104 , SER E:125 , PHE E:127 , SAM E:501 , ASN F:132 , LEU F:133 , TRP F:150 , GLN F:281 , ASP F:283BINDING SITE FOR RESIDUE SAM E 500
16BC7SOFTWAREASP B:343 , TRP E:101 , SAM E:500 , HOH E:2044 , TRP F:135 , LYS F:141 , ASN F:147BINDING SITE FOR RESIDUE SAM E 501
17BC8SOFTWAREASN E:132 , LEU E:133 , TRP E:150 , GLN E:281 , PHE E:282 , SER F:99 , THR F:100 , TRP F:101 , PRO F:102 , TYR F:103 , GLY F:104 , SER F:105 , SER F:125 , PHE F:127 , SAM F:501BINDING SITE FOR RESIDUE SAM F 500
18BC9SOFTWARETRP E:135 , LYS E:141 , ASN E:147 , TRP E:150 , TRP F:101 , SAM F:500 , HOH F:2056BINDING SITE FOR RESIDUE SAM F 501
19CC1SOFTWAREASP A:122BINDING SITE FOR RESIDUE TRS A 800
20CC2SOFTWAREASP C:119 , ASP C:122BINDING SITE FOR RESIDUE TRS C 800
21CC3SOFTWAREASP F:119 , ASP F:122BINDING SITE FOR RESIDUE TRS F 800

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2C2B)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Trp A:101 -Pro A:102
2Trp B:101 -Pro B:102
3Trp C:101 -Pro C:102
4Trp D:101 -Pro D:102
5Trp E:101 -Pro E:102
6Trp F:101 -Pro F:102

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2C2B)

(-) PROSITE Motifs  (1, 6)

Asymmetric Unit (1, 6)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1DEHYDRATASE_SER_THRPS00165 Serine/threonine dehydratases pyridoxal-phosphate attachment site.THRC1_ARATH193-207
 
 
 
 
 
  6A:153-167
B:153-167
C:153-167
D:153-167
E:153-167
F:153-167
Biological Unit 1 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1DEHYDRATASE_SER_THRPS00165 Serine/threonine dehydratases pyridoxal-phosphate attachment site.THRC1_ARATH193-207
 
 
 
 
 
  2A:153-167
B:153-167
-
-
-
-
Biological Unit 2 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1DEHYDRATASE_SER_THRPS00165 Serine/threonine dehydratases pyridoxal-phosphate attachment site.THRC1_ARATH193-207
 
 
 
 
 
  2-
-
C:153-167
D:153-167
-
-
Biological Unit 3 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1DEHYDRATASE_SER_THRPS00165 Serine/threonine dehydratases pyridoxal-phosphate attachment site.THRC1_ARATH193-207
 
 
 
 
 
  2-
-
-
-
E:153-167
F:153-167

(-) Exons   (0, 0)

(no "Exon" information available for 2C2B)

(-) 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:445
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:445
                                    85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515     
          THRC1_ARATH    76 VNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 520
               SCOP domains d2c2ba_ A: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                 SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee.........................eeeeehhhhhh..hhhhhhhhhhh............hhhhhhhh..................eeehhhhhhhhh....eeeee........hhhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhh...eeeeee........hhhhhhh..eeeee..hhhhhhhhhhhhhhhh.eee....hhhhhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee...hhhhhhhh...............hhhhh.....hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2c2b A  36 VNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 480
                                    45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475     

Chain B from PDB  Type:PROTEIN  Length:429
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:448
                                    84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484       494       504       514        
          THRC1_ARATH    75 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSN 522
               SCOP domains d2c2bb_ B: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                    SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee.........................eeeeehhhhhh..hhhhhhhhhhhhh..........hhhhhhhh....hhhhh.........eeehhhhhhhhh....eeeee........hhhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhhh..eeeeee.hhh....hhhhhhh..eeeee..hhhhhhhhhhhhhh...eee.....hhhhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee....hhhhhhhh....-------------------.hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2c2b B  35 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKD-------------------VSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSN 482
                                    44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334        |-         -       364       374       384       394       404       414       424       434       444       454       464       474        
                                                                                                                                                                                                                                                                                                                                              343                 363                                                                                                                       

Chain C from PDB  Type:PROTEIN  Length:444
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:444
                                    86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476       486       496       506       516    
          THRC1_ARATH    77 NPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 520
               SCOP domains d2c2bc_ C: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....eeeee.........................eeeeehhhhhh..hhhhhhhhhhh............hhhhhhhh....hhhhh.........eeehhhhhhhhh....eeeee.........hhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhh...eeeeee........hhhhhhh..eeeee..hhhhhhhhhhhhhhhh.eee....hhhhhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee...hhhhhhhhh........................hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2c2b C  37 NPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 480
                                    46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476    

Chain D from PDB  Type:PROTEIN  Length:429
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:448
                                    84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484       494       504       514        
          THRC1_ARATH    75 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSN 522
               SCOP domains d2c2bd_ D: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                    SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee.........................eeeeehhhhhh..hhhhhhhhhhhhh..........hhhhhhhh....hhhhh.........eeehhhhhhhhh....eeeee........hhhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhh...eeeeee........hhhhhhh..eeeee..hhhhhhhhhhhhhh...eee.......hhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee....hhhhhhhh....-------------------.hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2c2b D  35 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKD-------------------VSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSN 482
                                    44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334        |-         -       364       374       384       394       404       414       424       434       444       454       464       474        
                                                                                                                                                                                                                                                                                                                                              343                 363                                                                                                                       

Chain E from PDB  Type:PROTEIN  Length:431
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:450
                                    84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484       494       504       514       524
          THRC1_ARATH    75 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSNTL 524
               SCOP domains d2c2be_ E: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ......eeeee.........................eeeeehhhhhh..hhhhhhhhhhhhh..........hhhhhhhh....hhhhh.........eeehhhhhhhhh....eeeee........hhhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhh...eeeeee.hhh....hhhhhhh..eeeee..hhhhhhhhhhhhhh...eee.....hhhhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee....hhhhhhhh....-------------------.hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2c2b E  35 AVNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKD-------------------VSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLGSNTL 484
                                    44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334        |-         -       364       374       384       394       404       414       424       434       444       454       464       474       484
                                                                                                                                                                                                                                                                                                                                              343                 363                                                                                                                         

Chain F from PDB  Type:PROTEIN  Length:445
 aligned with THRC1_ARATH | Q9S7B5 from UniProtKB/Swiss-Prot  Length:526

    Alignment length:445
                                    85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515     
          THRC1_ARATH    76 VNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 520
               SCOP domains d2c2bf_ F: Threonine synthase                                                                                                                                                                                                                                                                                                                                                                                                                                 SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee.........................eeeeehhhhhh..hhhhhhhhhhh............hhhhhhhh....hhhhh.........eeehhhhhhhhh....eeeee........hhhhhhhhhhhhhhhhhhh.....eeee...hhhhhhhhhhhhhh...eeeeee........hhhhhhh..eeeee..hhhhhhhhhhhhhhhh.eee....hhhhhhhhhhhhhhhhhhh......eeeee...hhhhhhhhhhhhhhhhh.......eeeeeee...hhhhhhhhh..............hhhhh.....hhhhhhhhhhhh..eeeeehhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh........eeeee...hhhhhhhhhhhhh..............eee..hhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------DEHYDRATASE_SER------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2c2b F  36 VNPFSAKYVPFNAAPGSTESYSLDEIVYRSRSGGLLDVEHDMEALKRFDGAYWRDLFDSRVGKSTWPYGSGVWSKKEWVLPEIDDDDIVSAFEGNSNLFWAERFGKQFLGMNDLWVKHCGISHTGSFKDLGMTVLVSQVNRLRKMKRPVVGVGCASTGDTSAALSAYCASAGIPSIVFLPANKISMAQLVQPIANGAFVLSIDTDFDGCMKLIREITAELPIYLANSLNSLRLEGQKTAAIEILQQFDWQVPDWVIVPGGNLGNIYAFYKGFKMCQELGLVDRIPRMVCAQAANANPLYLHYKSGWKDFKPMTASTTFASAIQIGDPVSIDRAVYALKKCNGIVEEATEEELMDAMAQADSTGMFICPHTGVALTALFKLRNQGVIAPTDRTVVVSTAHGLKFTQSKIDYHSNAIPDMACRFSNPPVDVKADFGAVMDVLKSYLG 480
                                    45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475     

   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  (1, 6)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2C2B)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2C2B)

(-) Gene Ontology  (12, 12)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D,E,F   (THRC1_ARATH | Q9S7B5)
molecular function
    GO:0003824    catalytic activity    Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic.
    GO:0016829    lyase activity    Catalysis of the cleavage of C-C, C-O, C-N and other bonds by other means than by hydrolysis or oxidation, or conversely adding a group to a double bond. They differ from other enzymes in that two substrates are involved in one reaction direction, but only one in the other direction. When acting on the single substrate, a molecule is eliminated and this generates either a new double bond or a new ring.
    GO:0030170    pyridoxal phosphate binding    Interacting selectively and non-covalently with pyridoxal 5' phosphate, 3-hydroxy-5-(hydroxymethyl)-2-methyl4-pyridine carboxaldehyde 5' phosphate, the biologically active form of vitamin B6.
    GO:0004795    threonine synthase activity    Catalysis of the reaction: O-phospho-L-homoserine + H2O = L-threonine + phosphate.
biological process
    GO:0008652    cellular amino acid biosynthetic process    The chemical reactions and pathways resulting in the formation of amino acids, organic acids containing one or more amino substituents.
    GO:0006520    cellular amino acid metabolic process    The chemical reactions and pathways involving amino acids, carboxylic acids containing one or more amino groups, as carried out by individual cells.
    GO:0008152    metabolic process    The chemical reactions and pathways, including anabolism and catabolism, by which living organisms transform chemical substances. Metabolic processes typically transform small molecules, but also include macromolecular processes such as DNA repair and replication, and protein synthesis and degradation.
    GO:0009088    threonine biosynthetic process    The chemical reactions and pathways resulting in the formation of threonine (2-amino-3-hydroxybutyric acid), a polar, uncharged, essential amino acid found in peptide linkage in proteins.
cellular component
    GO:0009507    chloroplast    A chlorophyll-containing plastid with thylakoids organized into grana and frets, or stroma thylakoids, and embedded in a stroma.
    GO:0009570    chloroplast stroma    The space enclosed by the double membrane of a chloroplast but excluding the thylakoid space. It contains DNA, ribosomes and some temporary products of photosynthesis.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    GO:0009536    plastid    Any member of a family of organelles found in the cytoplasm of plants and some protists, which are membrane-bounded and contain DNA. Plant plastids develop from a common type, the proplastid.

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 Related Entries

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

UniProtKB/Swiss-Prot
        THRC1_ARATH | Q9S7B51e5x 2c2g

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 2C2B)