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(-) Description

Title :  CRYSTAL STRUCTURE OF A S-ADENOSYLMETHIONINE-DEPENDENT METHYLTRANSFERASE FROM CLOSTRIDIUM ACETOBUTYLICUM ATCC 824
 
Authors :  K. R. Rajashankar, R. Kniewel, K. Lee, C. D. Lima, S. K. Burley, New York Research Center For Structural Genomics (Nysgxrc)
Date :  11 Dec 04  (Deposition) - 28 Dec 04  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym./Biol. Unit :  A
Keywords :  Structural Genomics; Protein Structure Initiative; Psi; Nysgxrc; New York Sgx Research Center For Structural Genomics; T1987; Cac2371; Methyltransferase, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. R. Rajashankar, R. Kniewel, K. Lee, C. D. Lima
Crystal Structure Of A S-Adenosylmethionine-Dependent Methyltransferase From Clostridium Acetobutylicum Atcc 824
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - S-ADENOSYLMETHIONINE-DEPENDENT METHYLTRANSFERASE
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET T7
    Expression System Strain: B834, DE3
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: SAM DEPENDENT METHYLTRANSFERASE
    Gene: CAC2371, 1118554
    Organism Scientific: CLOSTRIDIUM ACETOBUTYLICUM
    Organism Taxid: 272562
    Strain: ATCC 824
    Synonym: AM DEPENDENT METHYLTRANSFERASE

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric/Biological Unit (2, 3)
No.NameCountTypeFull Name
1MSE2Mod. Amino AcidSELENOMETHIONINE
2SO41Ligand/IonSULFATE ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELYS A:205 , GLU A:206 , GLU A:207 , HOH A:349BINDING SITE FOR RESIDUE SO4 A 301

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1Y8C)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1Y8C)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1Y8C)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1Y8C)

(-) Exons   (0, 0)

(no "Exon" information available for 1Y8C)

(-) 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:246
 aligned with Q97GJ5_CLOAB | Q97GJ5 from UniProtKB/TrEMBL  Length:252

    Alignment length:246
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241      
         Q97GJ5_CLOAB     2 NCYNKFAHIYDKLIRADVDYKKWSDFIIEKCVENNLVFDDYLDLACGTGNLTENLCPKFKNTWAVDLSQEMLSEAENKFRSQGLKPRLACQDISNLNINRKFDLITCCLDSTNYIIDSDDLKKYFKAVSNHLKEGGVFIFDINSYYKLSQVLGNNDFNYDDDEVFYYWENQFEDDLVSMYISFFVRDGEFYKRFDEEHEERAYKEEDIEKYLKHGQLNILDKVDCYSNKKVEKFTERITYLVKLGG 247
               SCOP domains d1y8ca_ A: Putative methyltransferase CAC2371                                                                                                                                                                                                          SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ----------------------------------------Methyltransf_25-1y8cA01 A:42-137                                                                -------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhh....hhhhhhhhhhhhhhh......eeeee......hhhhhhhhh.eeeee..hhhhhhhhhhhhhhh....eee..hhhhh.....eeeeee..hhhhhh.hhhhhhhhhhhhhh.eeeeeeeeeeeehhhhhhh......eeeee..eeeeeeeeee..eeeeeeeeeee....eeeeeeeeeee..hhhhhhhhhhhh.eeeeeeee............eeeeeeee.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1y8c A   2 NCYNKFAHIYDKLIRADVDYKKWSDFIIEKCVENNLVFDDYLDLACGTGNLTENLCPKFKNTWAVDLSQEmLSEAENKFRSQGLKPRLACQDISNLNINRKFDLITCCLDSTNYIIDSDDLKKYFKAVSNHLKEGGVFIFDINSYYKLSQVLGNNDFNYDDDEVFYYWENQFEDDLVSmYISFFVRDGEFYKRFDEEHEERAYKEEDIEKYLKHGQLNILDKVDCYSNKKVEKFTERITYLVKLGG 247
                                    11        21        31        41        51        61        71|       81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241      
                                                                                                 72-MSE                                                                                                     180-MSE
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

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

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1Y8C)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: NADP_Rossmann (1239)

(-) Gene Ontology  (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q97GJ5_CLOAB | Q97GJ5)
molecular function
    GO:0008168    methyltransferase activity    Catalysis of the transfer of a methyl group to an acceptor molecule.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0032259    methylation    The process in which a methyl group is covalently attached to a molecule.

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