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(-) Description

Title :  SER117ALA MUTANT OF BACTERIAL COCAINE ESTERASE COCE
 
Authors :  J. M. Turner, N. A. Larsen, A. Basran, C. F. Barbas Iii, N. C. Bruce, I. A. Wilson, R. A. Lerner
Date :  16 Mar 02  (Deposition) - 11 Feb 03  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.76
Chains :  Asym./Biol. Unit :  A
Keywords :  Beta-Alpha-Beta, Cocaine Hydrolase, Active Site Mutant, Benzoate Product Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. M. Turner, N. A. Larsen, A. Basran, C. F. Barbas Iii, N. C. Bruce, I. A. Wilson, R. A. Lerner
Biochemical Characterization And Structural Analysis Of A Highly Proficient Cocaine Esterase
Biochemistry V. 41 12297 2002
PubMed-ID: 12369817  |  Reference-DOI: 10.1021/BI026131P
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - COCAINE ESTERASE
    Chains: A
    EC Number: 3.1.1.1
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Mutation: YES
    Organism Scientific: RHODOCOCCUS SP. MB1
    Organism Taxid: 51612
    Synonym: COCE

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1BEZ1Ligand/IonBENZOIC ACID

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETYR A:44 , ALA A:117 , TYR A:118 , TRP A:151 , TRP A:166 , HIS A:287 , HOH A:1066 , HOH A:1094BINDING SITE FOR RESIDUE BEZ A 600

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1L7Q)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Ala A:149 -Pro A:150
2Thr A:206 -Pro A:207
3Trp A:351 -Pro A:352
4Phe A:529 -Pro A:530

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1L7Q)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1L7Q)

(-) Exons   (0, 0)

(no "Exon" information available for 1L7Q)

(-) 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:571
 aligned with COCE_RHOSM | Q9L9D7 from UniProtKB/Swiss-Prot  Length:574

    Alignment length:571
                                    13        23        33        43        53        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 
           COCE_RHOSM     4 GNYSVASNVMVPMRDGVRLAVDLYRPDADGPVPVLLVRNPYDKFDVFAWSTQSTNWLEFVRDGYAVVIQDTRGLFASEGEFVPHVDDEADAEDTLSWILEQAWCDGNVGMFGVSYLGVTQWQAAVSGVGGLKAIAPSMASADLYRAPWYGPGGALSVEALLGWSALIGTGLITSRSDARPEDAADFVQLAAILNDVAGAASVTPLAEQPLLGRLIPWVIDQVVDHPDNDESWQSISLFERLGGLATPALITAGWYDGFVGESLRTFVAVKDNADARLVVGPWSHSNLTGRNADRKFGIAATYPIQEATTMHKAFFDRHLRGETDALAGVPKVRLFVMGIDEWRDETDWPLPDTAYTPFYLGGSGAANTSTGGGTLSTSISGTESADTYLYDPADPVPSLGGTLLFHNGDNGPADQRPIHDRDDVLCYSTEVLTDPVEVTGTVSARLFVSSSAVDTDFTAKLVDVFPDGRAIALCDGIVRMRYRETLVNPTLIEAGEIYEVAIDMLATSNVFLPGHRIMVQVSSSNFPKYDRNSNTGGVIAREQLEEMCTAVNRIHRGPEHPSHIVLPIIKR 574
               SCOP domains d1l7qa2 A:4-351 Bacterial cocaine esterase N-terminal domain                                                                                                                                                                                                                                                                                                d1l7qa1 A:352-574 Bacterial cocaine esterase, C-terminal domain                                                                                                                                                                 SCOP domains
               CATH domains -1l7qA01 A:5-145,A:241-348  [code=3.40.50.1820, no name defined]                                                                              1l7qA03 A:146-240 alpha-amino acid ester hydrolase ( Helical cap domain)                       1l7qA01 A:5-145,A:241-348  [code=3.40.50.1820, no name defined]                                             --------1l7qA02 A:357-574 Galactose-binding domain-like                                                                                                                                                                            CATH domains
               Pfam domains --------------Peptidase_S15-1l7qA01 A:18-289                                                                                                                                                                                                                                                  -------------------------------------PepX_C-1l7qA02 A:327-568                                                                                                                                                                                                                          ------ Pfam domains
         Sec.struct. author ..eeeeeeeeee.....eeeeeeeee.....eeeeeeee......hhhhhh....hhhhhhh..eeeeee...............hhhhhhhhhhhhhhhh..eeeeeee.eehhhhhhhhhhhh.....eee..ee..................hhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhh.......hhhhhhhhhhhhhh.....eeeeeeee..hhhhhhhhhhhhh....eeeeeeeee......ee..ee.hhhhh.hhhhhhhhhhhhhhhhhh...........eeeee....eeeee........eeeeeeeee..........eeee.......eeeeeee........................hhhhh......eee.......eeeeeeeeeeeeeee.....eeeeeeeee.....eeeeeeeeee.hhh..............eeeeeeeeeeeeee....eeeeeee...............hhhhhhhhhh..eeeeeee......eeeeeee.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1l7q A   4 GNYSVASNVMVPMRDGVRLAVDLYRPDADGPVPVLLVRNPYDKFDVFAWSTQSTNWLEFVRDGYAVVIQDTRGLFASEGEFVPHVDDEADAEDTLSWILEQAWCDGNVGMFGVAYLGVTQWQAAVSGVGGLKAIAPSMASADLYRAPWYGPGGALSVEALLGWSALIGTGLITSRSDARPEDAADFVQLAAILNDVAGAASVTPLAEQPLLGRLIPWVIDQVVDHPDNDESWQSISLFERLGGLATPALITAGWYDGFVGESLRTFVAVKDNADARLVVGPWSHSNLTGRNADRKFGIAATYPIQEATTMHKAFFDRHLRGETDALAGVPKVRLFVMGIDEWRDETDWPLPDTAYTPFYLGGSGAANTSTGGGTLSTSISGTESADTYLYDPADPVPSLGGTLLFHNGDNGPADQRPIHDRDDVLCYSTEVLTDPVEVTGTVSARLFVSSSAVDTDFTAKLVDVFPDGRAIALCDGIVRMRYRETLVNPTLIEAGEIYEVAIDMLATSNVFLPGHRIMVQVSSSNFPKYDRNSNTGGVIAREQLEEMCTAVNRIHRGPEHPSHIVLPIIKR 574
                                    13        23        33        43        53        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
   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  (2, 2)

Asymmetric/Biological Unit
(-)
Class: All beta proteins (24004)
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (3, 3)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)
(-)
Class: Mainly Alpha (13335)
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (2, 2)

Asymmetric/Biological Unit
(-)
Clan: AB_hydrolase (347)
(-)
Clan: GBD (153)

(-) Gene Ontology  (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (COCE_RHOSM | Q9L9D7)
molecular function
    GO:0052689    carboxylic ester hydrolase activity    Catalysis of the hydrolysis of a carboxylic ester bond.
    GO:0008239    dipeptidyl-peptidase activity    Catalysis of the hydrolysis of N-terminal dipeptides from a polypeptide chain.
    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.
biological process
    GO:0050784    cocaine catabolic process    The chemical reactions and pathways resulting in the breakdown of cocaine, an alkaloid obtained from the dried leaves of the shrub Erythroxylon coca. It is a cerebral stimulant and narcotic.
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
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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 Related Entries

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

UniProtKB/Swiss-Prot
        COCE_RHOSM | Q9L9D7: 1ju3 1ju4 1l7r 3i2f 3i2g 3i2h 3i2i 3i2j 3i2k 3ida 3puh 3pui 4p08

(-) Related Entries Specified in the PDB File

1ju3 1JU3 IS WILD TYPE COCE PHENYL-BORONIC ACID COMPLEX
1ju4 1JU4 IS WILD TYPE COCE BENZOATE (PRODUCT) COMPLEX