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(-) Description

Title :  STRUCTURE OF ESCHERICHIA COLI PGAB 42-655 IN COMPLEX WITH IRON
 
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 :  2.10
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Family 4 Carbohydrate Esterase, Tim Barrel, Carbohydrate/Sugar Binding, Hydrolase, Deacetylase (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  (5, 32)

Asymmetric Unit (5, 32)
No.NameCountTypeFull Name
1ACY2Ligand/IonACETIC ACID
2CA2Ligand/IonCALCIUM ION
3FE2Ligand/IonFE (III) ION
4MES2Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
5MSE24Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (3, 14)
No.NameCountTypeFull Name
1ACY1Ligand/IonACETIC ACID
2CA-1Ligand/IonCALCIUM ION
3FE-1Ligand/IonFE (III) ION
4MES1Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
5MSE12Mod. Amino AcidSELENOMETHIONINE
Biological Unit 2 (3, 14)
No.NameCountTypeFull Name
1ACY1Ligand/IonACETIC ACID
2CA-1Ligand/IonCALCIUM ION
3FE-1Ligand/IonFE (III) ION
4MES1Ligand/Ion2-(N-MORPHOLINO)-ETHANESULFONIC ACID
5MSE12Mod. Amino AcidSELENOMETHIONINE

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:115 , HIS A:184 , HIS A:189 , ACY A:702 , HOH A:919BINDING SITE FOR RESIDUE FE 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 , FE A:701BINDING SITE FOR RESIDUE ACY A 702
3AC3SOFTWAREASP A:358 , ASP A:360 , ASP A:362 , LEU A:364 , HOH A:954 , HOH A:955BINDING SITE FOR RESIDUE CA A 703
4AC4SOFTWAREHIS A:465 , ASP A:466 , PHE A:540 , MSE A:570 , MSE A:572 , PRO A:573 , TYR A:645 , HOH A:807 , HOH A:969 , HOH A:1129 , ARG B:215 , HOH B:948BINDING SITE FOR RESIDUE MES A 704
5AC5SOFTWAREASP B:115 , HIS B:184 , HIS B:189 , ACY B:702BINDING SITE FOR RESIDUE FE 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 , FE B:701BINDING SITE FOR RESIDUE ACY B 702
7AC7SOFTWAREASP B:358 , ASP B:360 , ASP B:362 , LEU B:364 , HOH B:923 , HOH B:954BINDING SITE FOR RESIDUE CA B 703
8AC8SOFTWAREARG A:215 , HOH A:930 , HOH A:1017 , HIS B:465 , ASP B:466 , PHE B:540 , MSE B:570 , MSE B:572 , PRO B:573 , TYR B:645 , HOH B:808 , HOH B:968 , HOH B:1127BINDING SITE FOR RESIDUE MES B 704

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4F9J)

(-) 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 4F9J)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4F9J)

(-) Exons   (0, 0)

(no "Exon" information available for 4F9J)

(-) 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:599
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
               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............hhhhhhhhhhhhhh.eeeeee................hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh...eeee............hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeehhhhhh..hhhhhh.hhhhhhhhh.eeeee.hhhhh..hhhhhhhhhhhhhhhhhhh.hhhhheeeeee...hhhhhhhhhhhhhhhhhhhh....eeee.... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4f9j A  43 PWPHNGFVAISWHNVEDEQRFmSVRTSALREQFAWLRENGYQPVSIAQIREAHRGGKPLPEKAVVLTFDDGYQSFYTRVFPILQAFQWPAVWAPVGSWVDTPADKQVKFGDELVDREYFATWQQVREVARSRLVELASHTWNSHYGIQANATGSLLPVYVNRAYFTDHARYETAAEYRERIRLDAVKmTEYLRTKVEVNPHVFVWPYGEANGIAIEELKKLGYDmFFTLESGLANASQLDSIPRVLIANNPSLKEFAQQIITVQEKSPQRImHIDLDYVYDENLQQmDRNIDVLIQRVKDmQISTVYLQAFADPDGDGLVKEVWFPNRLLPmKADIFSRVAWQLRTRSGVNIYAWmPVLSWDLDPTLTRVKYLPTGEKKAQIHPEQYHRLSPFDDRVRAQVGmLYEDLAGHAAFDGILFHDDALLSDYEDASAPAITAYQQAGFSGSLSEIRQNPEQFKQWARFKSRALTDFTLELSARVKAIRGPHIKTARNIFALPVIQPESEAWFAQNYADFLKSYDWTAImAmPYLEGVAEKSADQWLIQLTNQIKNIPQAKDKSILELQAQGQHQAISSQQLAHWmSLLQLNGVKNYGYYPDNF 649
                                    52       |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       485       495       505       515       525       535       545       555       565    | |575       585       595       605     ||620       630|      640         
                                            60|  |                                                                                                                                                                   233-MSE                              270-MSE                                        317-MSE        332-MSE       346-MSE                        377-MSE                 401-MSE                                        448-MSE                                                                                                                   570-MSE                                  611|           631-MSE              
                                             64  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      572-MSE                                 617                                
                                                67-MSE                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             

Chain B from PDB  Type:PROTEIN  Length:599
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
               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......ee....ee.hhhhhhhhhhhhhhhhhhhhhhhh.....eee.hhhh.hhhhhhhhhh....eee......ee.........ee.....hhhhhhhhhhhhhh....eeeeehhhhhh..hhhhhhhhhhhhhhhhhhh...eeeee.ee.........ee............hhhhhhhhhhhhhh.eeeeee................hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh...eeee............hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeehhhhhh..hhhhhh.hhhhhhhhh.eeeee.hhhhh..hhhhhhhhhhhhhhhhhhh.hhhhheeeeee...hhhhhhhhhhhhhhhhhhhh...eeeee.... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4f9j B  43 PWPHNGFVAISWHNVEDEQRFmSVRTSALREQFAWLRENGYQPVSIAQIREAHRGGKPLPEKAVVLTFDDGYQSFYTRVFPILQAFQWPAVWAPVGSWVDTPADKQVKFGDELVDREYFATWQQVREVARSRLVELASHTWNSHYGIQANATGSLLPVYVNRAYFTDHARYETAAEYRERIRLDAVKmTEYLRTKVEVNPHVFVWPYGEANGIAIEELKKLGYDmFFTLESGLANASQLDSIPRVLIANNPSLKEFAQQIITVQEKSPQRImHIDLDYVYDENLQQmDRNIDVLIQRVKDmQISTVYLQAFADPDGDGLVKEVWFPNRLLPmKADIFSRVAWQLRTRSGVNIYAWmPVLSWDLDPTLTRVKYLPTGEKKAQIHPEQYHRLSPFDDRVRAQVGmLYEDLAGHAAFDGILFHDDALLSDYEDASAPAITAYQQAGFSGSLSEIRQNPEQFKQWARFKSRALTDFTLELSARVKAIRGPHIKTARNIFALPVIQPESEAWFAQNYADFLKSYDWTAImAmPYLEGVAEKSADQWLIQLTNQIKNIPQAKDKSILELQAQGQHQAISSQQLAHWmSLLQLNGVKNYGYYPDNF 649
                                    52       |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       485       495       505       515       525       535       545       555       565    | |575       585       595       605     ||620       630|      640         
                                            60|  |                                                                                                                                                                   233-MSE                              270-MSE                                        317-MSE        332-MSE       346-MSE                        377-MSE                 401-MSE                                        448-MSE                                                                                                                   570-MSE                                  611|           631-MSE              
                                             64  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      572-MSE                                 617                                
                                                67-MSE                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             

   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 4F9J)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4F9J)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4F9J)

(-) Gene Ontology  (9, 9)

Asymmetric Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Glu A:474 - Asp A:475   [ RasMol ]  
    Glu B:474 - Asp B:475   [ RasMol ]  
 
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 Related Entries

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

UniProtKB/Swiss-Prot
        PGAB_ECOLI | P759063vus 4f9d 4p7l 4p7n 4p7o 4p7q 4p7r

(-) Related Entries Specified in the PDB File

4f9d THE SAME PROTEIN IN COMPLEX WITH NICKEL