PDB entry 2ach

View 2ach on RCSB PDB site
Description: crystal structure of cleaved human alpha1-antichymotrypsin at 2.7 angstroms resolution and its comparison with other serpins
Class: proteinase inhibitor
Keywords: proteinase inhibitor
Deposited on 1993-04-26, released 1993-07-15
The last revision prior to the SCOP 1.73 freeze date was dated 2003-04-01, with a file datestamp of 2007-06-04.
Experiment type: -
Resolution: 2.7 Å
R-factor: 0.181
AEROSPACI score: 0.3 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: alpha 1-antichymotrypsin
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.73: d2ach.1
  • Chain 'B':
    Compound: alpha 1-antichymotrypsin
    Domains in SCOP 1.73: d2ach.1
  • Heterogens: PO4, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >2achA (A:)
hpnspldeenltqenqdrgthvdlglasanvdfafslykqlvlkapdknvifsplsista
laflslgahnttlteilkglkfnltetseaeihqsfqhllrtlnqssdelqlsmgnamfv
keqlslldrftedakrlygseafatdfqdsaaakklindyvkngtrgkitdlikdldsqt
mmvlvnyiffkakwempfdpqdthqsrfylskkkwvmvpmmslhhltipyfrdeelsctv
velkytgnasalfilpdqdkmeeveamllpetlkrwrdslefreigelylpkfsisrdyn
lndillqlgieeaftskadlsgitgarnlavsqvvhkavldvfeegteasaatavkitll

    Sequence, based on observed residues (ATOM records): (download) 
    >2achA (A:)
lglasanvdfafslykqlvlkapdknvifsplsistalaflslgahnttlteilkglkfn
ltetseaeihqsfqhllrtlnqssdelqlsmgnamfvkeqlslldrftedakrlygseaf
atdfqdsaaakklindyvkngtrgkitdlikdldsqtmmvlvnyiffkakwempfdpqdt
hqsrfylskkkwvmvpmmslhhltipyfrdeelsctvvelkytgnasalfilpdqdkmee
veamllpetlkrwrdslefreigelylpkfsisrdynlndillqlgieeaftskadlsgi
tgarnlavsqvvhkavldvfeegteasaatavkitll

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >2achB (B:)
salvetrtivrfnrpflmiivptdtqniffmskvtnpkqa

    Sequence, based on observed residues (ATOM records): (download) 
    >2achB (B:)
trtivrfnrpflmiivptdtqniffmskvtnpkqa