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(-) Description

Title :  E. COLI ASPARTATE TRANSCARBAMOYLASE COMPLEXED WITH CTP, UTP, AND MG2+
 
Authors :  G. M. Cockrell, E. R. Kantrowitz
Date :  05 Jul 12  (Deposition) - 10 Oct 12  (Release) - 10 Oct 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.94
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,B,C,D  (3x)
Keywords :  Pyrimidine Nucleotide Biosynthesis, Feedback Inhibition, Allostery, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  G. M. Cockrell, E. R. Kantrowitz
Metal Ion Involvement In The Allosteric Mechanism Of Escherichia Coli Aspartate Transcarbamoylase.
Biochemistry V. 51 7128 2012
PubMed-ID: 22906065  |  Reference-DOI: 10.1021/BI300920M

(-) Compounds

Molecule 1 - ASPARTATE CARBAMOYLTRANSFERASE CATALYTIC CHAIN
    Chains: A, C
    EC Number: 2.1.3.2
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 83333
    Strain: K12
    Synonym: ASPARTATE TRANSCARBAMYLASE, ATCASE
 
Molecule 2 - ASPARTATE CARBAMOYLTRANSFERASE REGULATORY CHAIN
    Chains: B, D
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 83333
    Strain: K12

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit : ABCD
Biological Unit 1 (3x): ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 8)

Asymmetric Unit (4, 8)
No.NameCountTypeFull Name
1CTP2Ligand/IonCYTIDINE-5'-TRIPHOSPHATE
2MG2Ligand/IonMAGNESIUM ION
3UTP2Ligand/IonURIDINE 5'-TRIPHOSPHATE
4ZN2Ligand/IonZINC ION
Biological Unit 1 (2, 12)
No.NameCountTypeFull Name
1CTP6Ligand/IonCYTIDINE-5'-TRIPHOSPHATE
2MG-1Ligand/IonMAGNESIUM ION
3UTP6Ligand/IonURIDINE 5'-TRIPHOSPHATE
4ZN-1Ligand/IonZINC ION

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS B:109 , CYS B:114 , CYS B:138 , CYS B:141BINDING SITE FOR RESIDUE ZN B 201
2AC2SOFTWARELEU B:7 , GLN B:8 , VAL B:9 , HIS B:20 , PRO B:49 , SER B:50 , GLY B:51 , GLU B:52 , LYS B:56 , LEU B:58 , LYS B:60 , CTP B:203 , MG B:204 , HOH B:301 , HOH B:302 , HOH B:313BINDING SITE FOR RESIDUE UTP B 202
3AC3SOFTWAREALA B:11 , ILE B:12 , VAL B:17 , ASP B:19 , HIS B:20 , LYS B:60 , ASN B:84 , ILE B:86 , TYR B:89 , VAL B:91 , LYS B:94 , ASN B:132 , UTP B:202 , MG B:204 , HOH B:301 , HOH B:302 , HOH B:304 , HOH B:333 , HOH B:358BINDING SITE FOR RESIDUE CTP B 203
4AC4SOFTWAREUTP B:202 , CTP B:203 , HOH B:301 , HOH B:302BINDING SITE FOR RESIDUE MG B 204
5AC5SOFTWARECYS D:109 , CYS D:114 , CYS D:138 , CYS D:141BINDING SITE FOR RESIDUE ZN D 201
6AC6SOFTWARELYS D:6 , LEU D:7 , GLN D:8 , VAL D:9 , HIS D:20 , PRO D:49 , SER D:50 , GLY D:51 , GLU D:52 , LYS D:56 , LYS D:60 , CTP D:203 , MG D:204 , HOH D:317 , HOH D:385 , HOH D:391BINDING SITE FOR RESIDUE UTP D 202
7AC7SOFTWAREALA D:11 , ILE D:12 , VAL D:17 , ASP D:19 , HIS D:20 , LYS D:60 , ASN D:84 , TYR D:89 , VAL D:91 , LYS D:94 , UTP D:202 , MG D:204 , HOH D:305 , HOH D:317 , HOH D:330 , HOH D:344 , HOH D:385 , HOH D:386BINDING SITE FOR RESIDUE CTP D 203
8AC8SOFTWAREUTP D:202 , CTP D:203 , HOH D:317 , HOH D:385BINDING SITE FOR RESIDUE MG D 204

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (3, 3)

Asymmetric Unit
No.Residues
1Leu A:267 -Pro A:268
2Leu C:81 -Gly C:82
3Leu C:267 -Pro C:268

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4FYY)

(-) 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:310
                                                                                                                                                                                                                                                                                                                                                      
               SCOP domains d4fyya1 A:1-150 Aspartate carbamoyltransferase catalytic subunit                                                                                      d4fyya2 A:151-310 Aspartate carbamoyltransferase catalytic subunit                                                                                               SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..........hhhhhhhhhhhhhhhhhhhhhhh.........eeeeee...hhhhhhhhhhhhhhh..eeeeee............hhhhhhhhhh....eeeeee...hhhhhhhh......eeeeee....hhhhhhhhhhhhhhhhh.....eeeee.....hhhhhhhhhhhh.....eeeee.hhhhh.hhhhhhhhhhh...eeee.hhhhhhhhh.eeee........hhhhhhhhhhhh..hhhhhh......eee.........hhhhh.....hhhhhhhhhhhhhhhhhhhhhh..... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4fyy A   1 ANPLYQKHIISINDLSRDDLNLVLATAAKLKANPQPELLKHKVIASCFFEASTRTRLSFETSMHRLGASVVGFSDSANTSLGKKGETLADTISVISTYVDAIVMRHPQEGAARLATEFSGNVPVLNAGDGSNQHPTQTLLDLFTIQETQGRLDNLHVAMVGDLKYGRTVHSLTQALAKFDGNRFYFIAPDALAMPQYILDMLDEKGIAWSLHSSIEEVMAEVDILYMTRVQKERLDPSEYANVKAQFVLRASDLHNAKANMKVLHPLPRVDEIATDVDKTPHAWYFQQAGNGIFARQALLALVLNRDLVL 310
                                    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


Chain B from PDB  Type:PROTEIN  Length:147
                                                                                                                                                                                   
               SCOP domains d4fyyb1 B:7-100 Aspartate carbamoyltransferase                                                d4fyyb2 B:101-153                                     SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eeeeeee...hhhhhhhhh........eeeeeeeee...eeeeeeeee....hhhhhhh........eeeeee..eeeeee......eee...................eeeeee....eeeee.....eeehhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4fyy B   7 LQVEAIKRGTVIDHIPAQIGFKLLSLFKLTETDQRITIGLNLPSGEMGRKDLIKIENTFLSEDQVDQLALYAPQATVNRIDNYEVVGKSRPSLPERIDNVLVCPNSNCISHAEPVSSSFAVRKRANDIALKCKYCEKEFSHNVVLAN 153
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       


Chain C from PDB  Type:PROTEIN  Length:310
                                                                                                                                                                                                                                                                                                                                                      
               SCOP domains d4fyyc1 C:1-150 Aspartate carbamoyltransferase catalytic subunit                                                                                      d4fyyc2 C:151-310 Aspartate carbamoyltransferase catalytic subunit                                                                                               SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..........hhhhhhhhhhhhhhhhhhhhhhh.........eeeeee...hhhhhhhhhhhhhhh..eeeeee............hhhhhhhhhh....eeeeee...hhhhhhhh......eeeeee....hhhhhhhhhhhhhhhhh.....eeeee.....hhhhhhhhhhhh.....eeeee.hhhhh.hhhhhhhhhhh..eeee..hhhhh.....eeee...hhhhhhhhhhhhhhhhhh.hhhhhh......eee.........hhhhhhh...hhhhhhhhhhhhhhhhhhhhhh..... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4fyy C   1 ANPLYQKHIISINDLSRDDLNLVLATAAKLKANPQPELLKHKVIASCFFEASTRTRLSFETSMHRLGASVVGFSDSANTSLGKKGETLADTISVISTYVDAIVMRHPQEGAARLATEFSGNVPVLNAGDGSNQHPTQTLLDLFTIQETQGRLDNLHVAMVGDLKYGRTVHSLTQALAKFDGNRFYFIAPDALAMPQYILDMLDEKGIAWSLHSSIEEVMAEVDILYMTRVQKERLDPSEYANVKAQFVLRASDLHNAKANMKVLHPLPRVDEIATDVDKTPHAWYFQQAGNGIFARQALLALVLNRDLVL 310
                                    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


Chain D from PDB  Type:PROTEIN  Length:148
                                                                                                                                                                                    
               SCOP domains d4fyyd1 D:6-100 Aspartate carbamoyltransferase                                                 d4fyyd2 D:101-153                                     SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .........eeeeeeee..hhhhhhhhh........eeeeeeeee...eeeeeeeee....hhhhhhh........eeeeee..eeeeee......eee...................eeeeee....eeeee.....eeehhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4fyy D   6 KLQVEAIKRGTVIDHIPAQIGFKLLSLFKLTETDQRITIGLNLPSGEMGRKDLIKIENTFLSEDQVDQLALYAPQATVNRIDNYEVVGKSRPSLPERIDNVLVCPNSNCISHAEPVSSSFAVRKRANDIALKCKYCEKEFSHNVVLAN 153
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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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  (3, 8)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)
(-)
Class: Alpha and beta proteins (a/b) (23833)
(-)
Class: Small proteins (3458)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (16, 20)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        PYRB_ECOLI | P0A786: 1acm 1at1 1d09 1ekx 1ezz 1f1b 1gq3 1i5o 1nbe 1q95 1r0b 1r0c 1raa 1rab 1rac 1rad 1rae 1raf 1rag 1rah 1rai 1sku 1tth 1tu0 1tug 1xjw 1za1 1za2 2a0f 2air 2at1 2atc 2fzc 2fzg 2fzk 2h3e 2hse 2ipo 2qg9 2qgf 3at1 3csu 3d7s 3mpu 3npm 4at1 4e2f 4f04 4fyv 4fyw 4fyx 4wto 5at1 6at1 7at1 8at1 8atc 9atc
        PYRI_ECOLI | P0A7F3: 1acm 1at1 1d09 1ezz 1f1b 1i5o 1nbe 1q95 1r0b 1r0c 1raa 1rab 1rac 1rad 1rae 1raf 1rag 1rah 1rai 1sku 1tth 1tu0 1tug 1xjw 1za1 1za2 2a0f 2air 2at1 2atc 2fzc 2fzg 2fzk 2h3e 2hse 2ipo 2qg9 2qgf 3at1 3d7s 3mpu 4at1 4e2f 4f04 4fyv 4fyw 4fyx 4wto 5at1 6at1 7at1 8at1 8atc 9atc

(-) Related Entries Specified in the PDB File

4fyv ATCASE COMPLEXED WITH DCTP
4fyw ATCASE COMPLEXED WITH CTP
4fyx ATCASE COMPLEXED WITH DCTP, UTP, AND MG2+
4fyy ATCASE COMPLEXED WITH CTP, UTP, AND MG2+