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(-) Description

Title :  CRYSTAL STRUCTURE OF AMPD APOENZYME
 
Authors :  C. Carrasco-Lopez, A. Rojas-Altuve, W. Zhang, D. Hesek, M. Lee, S. Barb I. Andre, N. Silva-Martin, M. Martinez-Ripoll, S. Mobashery, J. A. He
Date :  14 Dec 10  (Deposition) - 20 Jul 11  (Release) - 14 Sep 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  C  (1x)
Keywords :  Hydrolase, Peptidoglycan Amidase, Amidase_2 Family, Activation Mechanism (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  C. Carrasco-Lopez, A. Rojas-Altuve, W. Zhang, D. Hesek, M. Lee, S. Barbe, I. Andre, P. Ferrer, N. Silva-Martin, G. R. Castro, M. Martinez-Ripoll, S. Mobashery, J. A. Hermoso
Crystal Structures Of Bacterial Peptidoglycan Amidase Ampd And An Unprecedented Activation Mechanism.
J. Biol. Chem. V. 286 31714 2011
PubMed-ID: 21775432  |  Reference-DOI: 10.1074/JBC.M111.264366

(-) Compounds

Molecule 1 - 1,6-ANHYDRO-N-ACETYLMURAMYL-L-ALANINE AMIDASE AMPD
    ChainsA, B, C
    EC Number3.5.1.28
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Organism ScientificCITROBACTER FREUNDII
    Organism Taxid546
    Other DetailsAMPD APOENZYME
    SynonymAMPD, N-ACETYLMURAMOYL-L-ALANINE AMIDASE

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit ABC
Biological Unit 1 (1x)A  
Biological Unit 2 (1x) B 
Biological Unit 3 (1x)  C

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2Y2C)

(-) Sites  (0, 0)

(no "Site" information available for 2Y2C)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2Y2C)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Leu A:38 -Pro A:39
2Asp A:164 -Pro A:165
3Leu B:38 -Pro B:39
4Asp B:164 -Pro B:165
5Leu C:38 -Pro C:39
6Asp C:164 -Pro C:165

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2Y2C)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2Y2C)

(-) Exons   (0, 0)

(no "Exon" information available for 2Y2C)

(-) 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:179
 aligned with AMPD_CITFR | P82974 from UniProtKB/Swiss-Prot  Length:187

    Alignment length:179
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171         
           AMPD_CITFR     2 LLDEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVTP 180
               SCOP domains d2y2ca_ A: AmpD protein                                                                                                                                                             SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..........ee.....eee.hhhh...eeeeeee.........hhhhhhhh.......hhhhhh.........eee.....eee.....eee......ee..ee.hhh.eeeeeee.......hhhhhhhhhhhhhhhhhhhhhhhh.eeehhhhh...........hhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2y2c A   2 LLDEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVTP 180
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171         

Chain B from PDB  Type:PROTEIN  Length:179
 aligned with AMPD_CITFR | P82974 from UniProtKB/Swiss-Prot  Length:187

    Alignment length:179
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170         
           AMPD_CITFR     1 MLLDEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVT 179
               SCOP domains d2y2cb_ B: AmpD protein                                                                                                                                                             SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..ee..ee...ee.....eee.hhhh...eeeeeee.........hhhhhhhh......................eee.....eee.....eee......ee..ee.hhh.eeeeeee.......hhhhhhhhhhhhhhhhhhhhhhhh.eeehhhhh...........hhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2y2c B   1 MLLDEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVT 179
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170         

Chain C from PDB  Type:PROTEIN  Length:176
 aligned with AMPD_CITFR | P82974 from UniProtKB/Swiss-Prot  Length:187

    Alignment length:176
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173      
           AMPD_CITFR     4 DEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVT 179
               SCOP domains d2y2cc_ C: AmpD protein                                                                                                                                                          SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........ee.....ee.hhhhh...eeeeeee.........hhhhhhhh...hhhhhhhhhhhh.......eee.....eee......ee......ee..ee.hhh.eeeeeee.......hhhhhhhhhhhhhhhhhhhhhhhh.eeehhhhh...........hhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2y2c C   4 DEGWLAEARRVPSPHYDCRPDDENPSLLVVHNISLPPGEFGGPWIDALFTGTIDPNAHPYFAGIAHLRVSAHCLIRRDGEIVQYVPFDKRAWHAGVSSYQGRERCNDFSIGIELEGTDTLAYTDAQYQQLAAVTNALITRYPAIANNMTGHCNIAPERKTDPGPSFDWARFRALVT 179
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173      

   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, 3)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2Y2C)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2Y2C)

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C   (AMPD_CITFR | P82974)
molecular function
    GO:0008745    N-acetylmuramoyl-L-alanine amidase activity    Catalysis of the hydrolysis of the link between N-acetylmuramoyl residues and L-amino acid residues in certain bacterial cell-wall glycopeptides.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0071555    cell wall organization    A process that results in the assembly, arrangement of constituent parts, or disassembly of the cell wall, the rigid or semi-rigid envelope lying outside the cell membrane of plant, fungal and most prokaryotic cells, maintaining their shape and protecting them from osmotic lysis.
    GO:0009253    peptidoglycan catabolic process    The chemical reactions and pathways resulting in the breakdown of peptidoglycans, any of a class of glycoconjugates found in bacterial cell walls.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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  Cis Peptide Bonds
    Asp A:164 - Pro A:165   [ RasMol ]  
    Asp B:164 - Pro B:165   [ RasMol ]  
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 Related Entries

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

UniProtKB/Swiss-Prot
        AMPD_CITFR | P829741j3g 2y28 2y2b 2y2d 2y2e

(-) Related Entries Specified in the PDB File

1j3g SOLUTION STRUCTURE OF CITROBACTER FREUNDII AMPD
2y28 CRYSTAL STRUCTURE OF SE-MET AMPD DERIVATIVE
2y2b CRYSTAL STRUCTURE OF AMPD IN COMPLEX WITH REACTION PRODUCTS
2y2d CRYSTAL STRUCTURE OF AMPD HOLOENZYME
2y2e CRYSTAL STRUCTURE OF AMPD GROWN AT PH 5.5