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(-) Description

Title :  STRUCTURE OF ESCHERICHIA COLI PGAB 42-655 IN COMPLEX WITH NICKEL
 
Authors :  D. J. Little, J. Poloczek, J. C. Whitney, H. Robinson, M. Nitz, P. L. Howe
Date :  18 May 12  (Deposition) - 25 Jul 12  (Release) - 26 Jun 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Family 4 Carbohydrate Esterase, Tim Barrel, Hydrolase, Deacetylase, Carbohydrate/Sugar Binding (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  D. J. Little, J. Poloczek, J. C. Whitney, H. Robinson, M. Nitz, P. L. Howell
The Structure And Metal Dependent Activity Of Escherichia Coli Pgab Provides Insight Into The Partial De-N-Acetylatio Of Poly-B-1, 6-N-Acetyl-D-Glucosamine
J. Biol. Chem. V. 287 31126 2012
PubMed-ID: 22810235  |  Reference-DOI: 10.1074/JBC.M112.390005

(-) Compounds

Molecule 1 - POLY-BETA-1,6-N-ACETYL-D-GLUCOSAMINE N-DEACETYLASE
    ChainsA, B
    EC Number3.5.1.-
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    FragmentUNP RESIDUES 42-655
    GenePGAB, YCDR, B1023, JW5142
    Organism ScientificESCHERICHIA COLI
    Organism Taxid83333
    StrainK12
    SynonymPGA N-DEACETYLASE, POLY-BETA-1,6-GLCNAC N-DEACETYLASE

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)A 
Biological Unit 2 (1x) B

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (4, 8)
No.NameCountTypeFull Name
1ACY2Ligand/IonACETIC ACID
2CA2Ligand/IonCALCIUM ION
3MES2Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
4NI2Ligand/IonNICKEL (II) ION
Biological Unit 1 (2, 2)
No.NameCountTypeFull Name
1ACY1Ligand/IonACETIC ACID
2CA-1Ligand/IonCALCIUM ION
3MES1Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
4NI-1Ligand/IonNICKEL (II) ION
Biological Unit 2 (2, 2)
No.NameCountTypeFull Name
1ACY1Ligand/IonACETIC ACID
2CA-1Ligand/IonCALCIUM ION
3MES1Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
4NI-1Ligand/IonNICKEL (II) ION

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:115 , HIS A:184 , HIS A:189 , ACY A:702 , HOH A:1139BINDING SITE FOR RESIDUE NI A 701
2AC2SOFTWAREHIS A:55 , ASP A:114 , ASP A:115 , HIS A:184 , HIS A:189 , PRO A:251 , TYR A:252 , LEU A:274 , NI A:701BINDING SITE FOR RESIDUE ACY A 702
3AC3SOFTWAREASP A:358 , ASP A:360 , ASP A:362 , LEU A:364 , HOH A:1140 , HOH A:1141BINDING SITE FOR RESIDUE CA A 703
4AC4SOFTWAREHIS A:465 , ASP A:466 , PHE A:540 , MET A:570 , PRO A:573 , TYR A:645 , HOH A:807 , HOH A:958 , HOH A:961 , ARG B:215 , HOH B:1078BINDING SITE FOR RESIDUE MES A 704
5AC5SOFTWAREASP B:115 , HIS B:184 , HIS B:189 , ACY B:702 , HOH B:1081BINDING SITE FOR RESIDUE NI B 701
6AC6SOFTWAREHIS B:55 , ASP B:114 , ASP B:115 , HIS B:184 , HIS B:189 , PRO B:251 , TYR B:252 , LEU B:274 , NI B:701BINDING SITE FOR RESIDUE ACY B 702
7AC7SOFTWAREASP B:358 , ASP B:360 , ASP B:362 , LEU B:364 , HOH B:1083 , HOH B:1085BINDING SITE FOR RESIDUE CA B 703
8AC8SOFTWAREARG A:215 , HOH A:928 , HIS B:465 , ASP B:466 , PHE B:540 , MET B:570 , MET B:572 , PRO B:573 , TYR B:645 , HOH B:808 , HOH B:942 , HOH B:1018BINDING SITE FOR RESIDUE MES B 704

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4F9D)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Glu A:474 -Asp A:475
2Glu B:474 -Asp B:475

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4F9D)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4F9D)

(-) Exons   (0, 0)

(no "Exon" information available for 4F9D)

(-) 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:592
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeeeee.eee........eeehhhhhhhhhhhhhh..ee.hhhhhhhhhh........eeeeeeee.hhhhhhhhhhhhhhhh..eeeeehhhhhh......eee..eeehhhhh.hhhhhhhhhhhh.eee.........eee......eee.hhh..ee....ee.hhhhhhhhhhhhhhhhhhhhhhhhh....eee.hhhh.hhhhhhhhhhh...eee......ee.........ee.....hhhhhhhhhhh.......eeeeehhhhhh..hhhhhhhhhhhhhhhhhhh...eeeee.ee.........ee............hhhhhhhhhhhhhh.eeeeee................hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh...eeee............hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeehhhhhhhhhhhhh..hhhhhhhhh.eeeee.hhhhh..hhhhhhhhhhhhhhhhhh..hhhhheeeee..hhhhhhhhhhhhhhh....eeee.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4f9d A  43 PWPHNGFVAISWHNVEDEADQRFMSVRTSALREQFAWLRENGYQPVSIAQIREAHRGGKPLPEKAVVLTFDDGYQSFYTRVFPILQAFQWPAVWAPVGSWVDTPADKQVKFGDELVDREYFATWQQVREVARSRLVELASHTWNSHYGIQANATGSLLPVYVNRAYFTDHARYETAAEYRERIRLDAVKMTEYLRTKVEVNPHVFVWPYGEANGIAIEELKKLGYDMFFTLESGLANASQLDSIPRVLIANNPSLKEFAQQIITVQEKSPQRIMHIDLDYVYDENLQQMDRNIDVLIQRVKDMQISTVYLQAFADPDGDGLVKEVWFPNRLLPMKADIFSRVAWQLRTRSGVNIYAWMPVLSWDLDPTLTRVKYLPTGEKKAQIHPEQYHRLSPFDDRVRAQVGMLYEDLAGHAAFDGILFHDDALLSDYEDASAPAITAYQQAGFSGSLSEIRQNPEQFKQWARFKSRALTDFTLELSARVKAIRGPHIKTARNIFALPVIQPESEAWFAQNYADFLKSYDWTAIMAMPYLEGVAEKSADQWLIQLTNQIKNIPQAKDKSILELQAISSQQLAHWMSLLQLNGVKNYGYYP 646
                                    52        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523       533       543       553       563       573       583       593       603     ||624       634       644  
                                             61|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               609|                         
                                              63                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                621                         

Chain B from PDB  Type:PROTEIN  Length:592
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeeeee.eee........eeehhhhhhhhhhhhhh..ee.hhhhhhhhhh........eeeeeeee.hhhhhhhhhhhhhhhh..eeeeehhhhhh......eee..eeehhhhh.hhhhhhhhhhh..eee.........eee......eee.hhh..ee....ee.hhhhhhhhhhhhhhhhhhhhhhhh.....eee.hhhh.hhhhhhhhhhh...eee......ee.........ee.....hhhhhhhhhhh.......eeeeehhhhhh..hhhhhhhhhhhhhhhhhhh...eeeee.ee.........ee............hhhhhhhhhhhhh..eeeeee................hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh...eeee............hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeehhhhhhhhhhhhh..hhhhhhhhh.eeeee.hhhhh..hhhhhhhhhhhhhhhhhh..hhhhheeeee..hhhhhhhhhhhhhhh....eeee.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4f9d B  43 PWPHNGFVAISWHNVEDEADQRFMSVRTSALREQFAWLRENGYQPVSIAQIREAHRGGKPLPEKAVVLTFDDGYQSFYTRVFPILQAFQWPAVWAPVGSWVDTPADKQVKFGDELVDREYFATWQQVREVARSRLVELASHTWNSHYGIQANATGSLLPVYVNRAYFTDHARYETAAEYRERIRLDAVKMTEYLRTKVEVNPHVFVWPYGEANGIAIEELKKLGYDMFFTLESGLANASQLDSIPRVLIANNPSLKEFAQQIITVQEKSPQRIMHIDLDYVYDENLQQMDRNIDVLIQRVKDMQISTVYLQAFADPDGDGLVKEVWFPNRLLPMKADIFSRVAWQLRTRSGVNIYAWMPVLSWDLDPTLTRVKYLPTGEKKAQIHPEQYHRLSPFDDRVRAQVGMLYEDLAGHAAFDGILFHDDALLSDYEDASAPAITAYQQAGFSGSLSEIRQNPEQFKQWARFKSRALTDFTLELSARVKAIRGPHIKTARNIFALPVIQPESEAWFAQNYADFLKSYDWTAIMAMPYLEGVAEKSADQWLIQLTNQIKNIPQAKDKSILELQAISSQQLAHWMSLLQLNGVKNYGYYP 646
                                    52        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523       533       543       553       563       573       583       593       603     ||624       634       644  
                                             61|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               609|                         
                                              63                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                621                         

   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 4F9D)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4F9D)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4F9D)

(-) Gene Ontology  (9, 9)

Asymmetric Unit(hide GO term definitions)

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    Glu A:474 - Asp A:475   [ RasMol ]  
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 Related Entries

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

UniProtKB/Swiss-Prot
        PGAB_ECOLI | P759063vus 4f9j 4p7l 4p7n 4p7o 4p7q 4p7r

(-) Related Entries Specified in the PDB File

4f9j THE SAME PROTEIN IN COMPLEX WITH IRON