PDB entry 4iwn

View 4iwn on RCSB PDB site
Description: Crystal structure of a putative methyltransferase CmoA in complex with a novel SAM derivative
Class: transferase
Keywords: putative tRNA modification enzyme, SCM-SAH, TRANSFERASE
Deposited on 2013-01-24, released 2013-05-29
The last revision prior to the SCOPe 2.03 freeze date was dated 2013-06-19, with a file datestamp of 2013-06-14.
Experiment type: XRAY
Resolution: 1.73 Å
R-factor: 0.198
AEROSPACI score: 0.53 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: tRNA (cmo5U34)-methyltransferase
    Species: Escherichia coli [TaxId:562]
    Gene: cmoA, yecO, b1870, JW1859
    Database cross-references and differences (RAF-indexed):
    • Uniprot P76290 (0-228)
      • conflict (81)
    Domains in SCOPe 2.03: d4iwna_
  • Chain 'B':
    Compound: tRNA (cmo5U34)-methyltransferase
    Species: Escherichia coli [TaxId:562]
    Gene: cmoA, yecO, b1870, JW1859
    Database cross-references and differences (RAF-indexed):
    • Uniprot P76290
      • conflict (81)
    Domains in SCOPe 2.03: d4iwnb_
  • Heterogens: GEK, MPD, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download)
    >4iwnA (A:)
    tfdervaevfpdmiqrsvpgysniismigmlaerfvqpgtqvydlgcslgaatlsvrrni
    hhdnckiiaidnspamiercrhhidaykaptpvdviegdirdiaienasmvvlnftlqfl
    epserqalldkiyqglnpggalvlsekfsfedakvgellfnmhhdfkrangyseleisqk
    rsmlenvmltdsvethkarlhnagfehselwfqcfnfgslvalkaedaa
    

  • Chain 'B':
    Sequence, based on SEQRES records: (download)
    >4iwnB (B:)
    tfdervaevfpdmiqrsvpgysniismigmlaerfvqpgtqvydlgcslgaatlsvrrni
    hhdnckiiaidnspamiercrhhidaykaptpvdviegdirdiaienasmvvlnftlqfl
    epserqalldkiyqglnpggalvlsekfsfedakvgellfnmhhdfkrangyseleisqk
    rsmlenvmltdsvethkarlhnagfehselwfqcfnfgslvalkaedaa
    

    Sequence, based on observed residues (ATOM records): (download)
    >4iwnB (B:)
    fdervaevfpdmiqrsvpgysniismigmlaerfvqpgtqvydlgcslgaatlsvrrnih
    hdnckiiaidnspamiercrhhidaykaptpvdviegdirdiaienasmvvlnftlqfle
    pserqalldkiyqglnpggalvlsekfsfedakvgellfnmhhdfkrangyseleisqkr
    smlenvmltdsvethkarlhnagfehselwfqcfnfgslvalkae