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(-) Description

Title :  TERNARY STRUCTURE OF HHAI METHYLTRANSFERASE WITH NATIVE DNA AND ADOHCY
 
Authors :  X. Cheng
Date :  24 Jul 96  (Deposition) - 27 Jan 97  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.70
Chains :  Asym./Biol. Unit :  A,C,D
Keywords :  Complex (Methyltransferase/Dna), Transferase, Methyltransferase, Restriction System (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. O'Gara, S. Klimasauskas, R. J. Roberts, X. Cheng
Enzymatic C5-Cytosine Methylation Of Dna: Mechanistic Implications Of New Crystal Structures For Hhal Methyltransferase-Dna-Adohcy Complexes.
J. Mol. Biol. V. 261 634 1996
PubMed-ID: 8800212  |  Reference-DOI: 10.1006/JMBI.1996.0489
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - DNA (5'-D(*GP*AP*TP*AP*GP*(5CM) P*GP*CP*TP*AP*TP*C)-3')
    ChainsC
    EngineeredYES
    SyntheticYES
 
Molecule 2 - DNA (5'-D(*TP*GP*AP*TP*AP*GP*(5CM) P*GP*CP*TP*AP*TP*C)-3')
    ChainsD
    EngineeredYES
    SyntheticYES
 
Molecule 3 - PROTEIN (HHAI METHYLTRANSFERASE (E.C.2.1.1.73))
    ChainsA
    Organism ScientificHAEMOPHILUS HAEMOLYTICUS
    Organism Taxid726

 Structural Features

(-) Chains, Units

  123
Asymmetric/Biological Unit ACD

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (2, 3)
No.NameCountTypeFull Name
15CM2Mod. Nucleotide5-METHYL-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE
2SAH1Ligand/IonS-ADENOSYL-L-HOMOCYSTEINE

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:18 , ALA A:19 , GLY A:20 , LEU A:21 , GLY A:23 , ASN A:39 , GLU A:40 , TRP A:41 , ASP A:60 , ILE A:61 , GLY A:78 , PRO A:80 , TYR A:285 , ASN A:304 , SER A:305 , VAL A:306 , HOH A:332 , HOH A:333 , HOH A:349 , HOH A:371 , HOH A:374 , 5CM D:427BINDING SITE FOR RESIDUE SAH A 328

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4MHT)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4MHT)

(-) 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    
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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:327
                                                                                                                                                                                                                                                                                                                                                                       
               SCOP domains d4mhta_ A: DNA methylase HhaI                                                                                                                                                                                                                                                                                                           SCOP domains
               CATH domains 4mhtA01 A:1-186,A:285-327 Vaccinia Virus protein VP39                                                                                                                                     4mhtA02 A:187-284 DNA Methylase, subunit A, domain 2                                              4mhtA01 A:1-186,A:285-327                   CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ............eeeee.....hhhhhhhhh..eeeee....hhhhhhhhhhh.......hhh..hhh.....eeee..............hhh.....hhhhhhhhhhhh...eeeeeeehhh..hhhhhhhhhhhhhhhhh.eeeeeeeeehhh.......eeeeeeeeehhh................hhhh...hhhhhhh......................eeee........eeee....................eeee..eee...hhhhhhhh...........hhhhhhhhh....hhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4mht A   1 MIEIKDKQLTGLRFIDLFAGLGGFRLALESCGAECVYSNEWDKYAQEVYEMNFGEKPEGDITQVNEKTIPDHDILCAGFPCQAFSISGKQKGFEDSRGTLFFDIARIVREKKPKVVFMENVKNFASHDNGNTLEVVKNTMNELDYSFHAKVLNALDYGIPQKRERIYMICFRNDLNIQNFQFPKPFELNTFVKDLLLPDSEVEHLVIDRKDLVMTNQEIEQTTPKTVRLGIVGKGGQGERIYSTRGIAITLSAYGGGIFAKTGGYLVNGKTRKLHPRECARVMGYPDSYKVHPSTSQAYKQFGNSVVINVLQYIAYNIGSSLNFKPY 327
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       

Chain C from PDB  Type:DNA  Length:12
                                            
                 4mht C 402 GATAGcGCTATC 413
                                 | 411  
                               407-5CM  

Chain D from PDB  Type:DNA  Length:13
                                             
                 4mht D 421 TGATAGcGCTATC 433
                                  |430   
                                427-5CM  

   Legend:   → Mismatch (orange background)
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    → 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, 1)

Asymmetric/Biological Unit

(-) CATH Domains  (2, 2)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        MTH1_HAEPH | P0510210mh 1fjx 1hmy 1m0e 1mht 1skm 1svu 2c7o 2c7p 2c7q 2c7r 2hmy 2hr1 2i9k 2uyc 2uyh 2uz4 2z6a 2z6q 2z6u 2zcj 3eeo 3mht 5ciy 5mht 6mht 7mht 8mht 9mht

(-) Related Entries Specified in the PDB File

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