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(-) Description

Title :  CRYSTAL STRUCTURE OF MET260ALA MUTANT OF E. COLI AMINOPEPTIDASE N IN COMPLEX WITH L-METHIONINE
 
Authors :  A. Addlagatta, R. Gumpena
Date :  15 Jan 15  (Deposition) - 02 Mar 16  (Release) - 02 Mar 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.99
Chains :  Asym./Biol. Unit :  A
Keywords :  Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. Addlagatta, R. Gumpena
Crystal Structure Of Met260Ala Mutant Of E. Coli Aminopeptidase N In Complex With L-Methionine
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - AMINOPEPTIDASE N
    Chains: A
    EC Number: 3.4.11.2
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PET15B
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: UNP RESIDUES 5-870
    Gene: PEPN, B0932, JW0915
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI K-12
    Organism Taxid: 83333
    Strain: K12
    Synonym: ALPHA-AMINOACYLPEPTIDE HYDROLASE

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 19)

Asymmetric/Biological Unit (5, 19)
No.NameCountTypeFull Name
1GOL3Ligand/IonGLYCEROL
2MET4Mod. Amino AcidMETHIONINE
3MLI3Ligand/IonMALONATE ION
4NA8Ligand/IonSODIUM ION
5ZN1Ligand/IonZINC ION

(-) Sites  (19, 19)

Asymmetric Unit (19, 19)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREHIS A:297 , HIS A:301 , GLU A:320 , MET A:902binding site for residue ZN A 901
02AC2SOFTWAREGLU A:121 , ALA A:260 , ALA A:262 , MET A:263 , GLU A:264 , HIS A:297 , GLU A:298 , HIS A:301 , LYS A:319 , GLU A:320 , TYR A:376 , TYR A:381 , ZN A:901 , HOH A:1280binding site for residue MET A 902
03AC3SOFTWAREGLN A:164 , ASP A:452 , ASP A:453 , TYR A:454 , TYR A:461 , GLN A:527 , PRO A:528 , NA A:912 , MLI A:919 , HOH A:1023 , HOH A:1036 , HOH A:1113binding site for residue MET A 903
04AC4SOFTWAREARG A:728 , ASP A:729 , GLN A:753 , HOH A:1381 , HOH A:1434 , HOH A:1576 , HOH A:1781binding site for residue MET A 904
05AC5SOFTWAREASP A:281 , PHE A:704 , HIS A:705 , ALA A:707 , ALA A:713 , GLU A:734 , LYS A:738 , TRP A:739 , HOH A:1071 , HOH A:1784 , HOH A:1906 , HOH A:2141binding site for residue MET A 905
06AC6SOFTWAREHIS A:771 , PHE A:774 , HOH A:1168 , HOH A:1641 , HOH A:1961binding site for residue NA A 906
07AC7SOFTWAREASN A:343 , ARG A:346 , GLU A:615 , HOH A:1385 , HOH A:1973binding site for residue NA A 907
08AC8SOFTWARESER A:332 , ASP A:333 , GLY A:335 , HOH A:1665 , HOH A:1812 , HOH A:1949binding site for residue NA A 908
09AC9SOFTWARETYR A:544 , HOH A:1459 , HOH A:1522 , HOH A:1946 , HOH A:2032 , HOH A:2124binding site for residue NA A 909
10AD1SOFTWAREHOH A:1620 , HOH A:2043 , HOH A:2151 , HOH A:2155 , HOH A:2224binding site for residue NA A 910
11AD2SOFTWAREGLN A:19 , ILE A:20 , LEU A:138 , HOH A:1794 , HOH A:2049binding site for residue NA A 911
12AD3SOFTWAREASP A:453 , TYR A:454 , MET A:903 , HOH A:1036 , HOH A:2027binding site for residue NA A 912
13AD4SOFTWAREASP A:24 , LEU A:25 , THR A:26 , THR A:37 , HOH A:2078binding site for residue NA A 913
14AD5SOFTWARESER A:441 , GLN A:442 , GLN A:475 , GLU A:477 , LYS A:478 , GLN A:479 , HOH A:1056 , HOH A:1492binding site for residue GOL A 914
15AD6SOFTWAREGLN A:587 , LEU A:589 , HOH A:1535binding site for residue GOL A 915
16AD7SOFTWARETYR A:376 , TYR A:381 , GLU A:382 , HOH A:1121binding site for residue GOL A 916
17AD8SOFTWAREARG A:641 , GLU A:642 , THR A:645 , ARG A:686 , ALA A:722 , HOH A:1112 , HOH A:1246 , HOH A:1290 , HOH A:1664binding site for residue MLI A 917
18AD9SOFTWARELEU A:61 , VAL A:62 , SER A:63 , ARG A:669 , GLU A:671binding site for residue MLI A 918
19AE1SOFTWAREASP A:452 , TYR A:544 , LYS A:545 , GLN A:550 , MET A:903 , HOH A:1005 , HOH A:1023 , HOH A:1169 , HOH A:1463 , HOH A:1637binding site for residue MLI A 919

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4XN4)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Glu A:121 -Ala A:122

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4XN4)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4XN4)

(-) Exons   (0, 0)

(no "Exon" information available for 4XN4)

(-) Sequences/Alignments

Asymmetric/Biological 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:870
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...ee.hhh....eeeeeeeeeee.....eeeeeeeeeee.......eeee....eeeeeee..ee...eeee..eeee.....eeeeeeeeeehhhhh....eeeee..eeeee....hhhhh...........eeeeeeeee.....eeee..eeeeeee....eeeeeee.....hhhhh.eeee..eeeeeeee.....eeeeeeee...hhhhhhhhhhhhhhhhhhhhhhhh......eeeeeee......ee....eeeee.hhh.......hhhhhhhhhhhhhhhhhh......eee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..........ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.eeehhhhhhhhhhhhhh......hhhhhh....eeeeeeeee....eeeeeeeee..............eeeeeeee.........ee..ee...eeee...eeeeee.......eeee........eee...hhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhh...hhhhhhhhh...hhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh...hhhhhhhhhhhhhh.hhhhhhhhhhhhhh....hhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4xn4 A   5 PQAKYRHDYRAPDYQITDIDLTFDLDAQKTVVTAVSQAVRHGASDAPLRLNGEDLKLVSVHINDEPWTAWKEEEGALVISNLPERFTLKIINEISPAANTALEGLYQSGDALCTQCEAEGFRHITYYLDRPDVLARFTTKIIADKIKYPFLLSNGNRVAQGELENGRHWVQWQDPFPKPCYLFALVAGDFDVLRDTFTTRSGREVALELYVDRGNLDRAPWAMTSLKNSMKWDEERFGLEYDLDIYMIVAVDFFNAGAMENKGLNIFNSKYVLARTDTATDKDYLDIERVIGHEYFHNWTGNRVTCRDWFQLSLKEGLTVFRDQEFSSDLGSRAVNRINNVRTMRGLQFAEDASPMAHPIRPDMVIEMNNFYTLTVYEKGAEVIRMIHTLLGEENFQKGMQLYFERHDGSAATCDDFVQAMEDASNVDLSHFRRWYSQSGTPIVTVKDDYNPETEQYTLTISQRTPATPDQAEKQPLHIPFAIELYDNEGKVIPLQKGGHPVNSVLNVTQAEQTFVFDNVYFQPVPALLCEFSAPVKLEYKWSDQQLTFLMRHARNDFSRWDAAQSLLATYIKLNVARHQQGQPLSLPVHVADAFRAVLLDEKIDPALAAEILTLPSVNEMAELFDIIDPIAIAEVREALTRTLATELADELLAIYNANYQSEYRVEHEDIAKRTLRNACLRFLAFGETHLADVLVSKQFHEANNMTDALAALSAAVAAQLPCRDALMQEYDDKWHQNGLVMDKWFILQATSPAANVLETVRGLLQHRSFTMSNPNRIRSLIGAFAGSNPAAFHAEDGSGYLFLVEMLTDLNSRNPQVASRLIEPLIRLKRYDAKRQEKMRAALEQLKGLENLSGDLYEKITKALAMMMM 905
                                    14        24        34        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       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484       494       504       514       524       534       544       554       564       574       584       594       604       614       624       634       644       654       664       674       684       694       704       714       724       734       744       754       764       774       784       794       804       814       824       834       844       854       864     ||905
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           870|   
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            902
   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 4XN4)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4XN4)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4XN4)

(-) Gene Ontology  (14, 14)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Glu A:121 - Ala A:122   [ RasMol ]  
 

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 Related Entries

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UniProtKB/Swiss-Prot
        AMPN_ECOLI | P04825: 2dq6 2dqm 2hpo 2hpt 2zxg 3b2p 3b2x 3b34 3b37 3b3b 3ked 3puu 3qjx 4q4e 4q4i 4xmt 4xmu 4xmv 4xmw 4xmx 4xmz 4xn1 4xn2 4xn5 4xn7 4xn8 4xn9 4xna 4xnb 4xnd 4xo3 4xo4 4xo5 5mfr 5mfs 5mft

(-) Related Entries Specified in the PDB File

4xms 4xmt 4xmu 4xmv 4xmw 4xmx 4xmz 4xn1 4xn2 4xn5 4xn7 4xn8 4xn9 4xna 4xnb 4xnd 4xo3 4xo4 4xo5