PDB entry 1ehn

View 1ehn on RCSB PDB site
Description: crystal structure of chitinase a mutant e315q complexed with octa-n-acetylchitooctaose (nag)8.
Class: hydrolase
Keywords: tim barrel, protein-oligosaccharide complex
Deposited on 2000-02-22, released 2001-02-22
The last revision prior to the SCOP 1.75 freeze date was dated 2003-02-11, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 1.9 Å
R-factor: 0.175
AEROSPACI score: 0.62 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: chitinase a
    Species: Serratia marcescens
    Database cross-references and differences (RAF-indexed):
    • GB AB015996 (0-539)
      • engineered (291)
      • see remark 999 (451)
    Domains in SCOP 1.75: d1ehna1, d1ehna2, d1ehna3
  • Heterogens: HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >1ehnA (A:)
aapgkptiawgntkfaivevdqaataynnlvkvknaadvsvswnlwngdtgttakvllng
keawsgpstgssgtanfkvnkggryqmqvalcnadgctasdateivvadtdgshlaplke
plleknkpykqnsgkvvgsyfvewgvygrnftvdkipaqnlthllygfipicggnginds
lkeiegsfqalqrscqgredfkvsihdpfaalqkaqkgvtawddpykgnfgqlmalkqah
pdlkilpsiggwtlsdpfffmgdkvkrdrfvgsvkeflqtwkffdgvdidwqfpggkgan
pnlgspqdgetyvllmkelramldqlsvetgrkyeltsaisagkdkidkvaynvaqnsmd
hiflmsydfygafdlknlghqtalnapawkpdtayttvngvnallaqgvkpgkivvgtam
ygrgwtgvngyqnnipftgtatgpvkgtwengivdyrqiagqfmsgewqytydataeapy
vfkpstgdlitfddarsvqakgkyvldkqlgglfsweidadngdilnsmnaslgnsagvq