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<Asymmetric unit>
= <Biological unit>

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PDB ID1f34  sequence information (FASTA format)   
RELATED PDB ID1f32
DescriptorPEPSIN A (E.C.3.4.23.1)/MAJOR PEPSIN INHIBITOR PI-3
TitleCRYSTAL STRUCTURE OF ASCARIS PEPSIN INHIBITOR-3 BOUND TO PORCINE PEPSIN
Functional Keywordsproteinase-inhibitor complex, HYDROLASE/HYDROLASE INHIBITOR COMPLEX
Biological sourceSus scrofa (pig) ,Ascaris suum (pig roundworm) (the details in Structural Details Page)
Cellular location [UNP - P00791] Secreted
Organ sourceSTOMACH
Total number of polymer chains2
Total molecular weight51123.8 (the details in Structural Details Page)
AuthorsNg, K.K. , Petersen, J.F. , Cherney, M.M. , Garen, C. , James, M.N. (deposition date : 2000-05-31, release date : 2001-02-01)
Primary citationNg, K.K.S. , Petersen, J.F.W. , Cherney, M.M. , Garen, C. , Zalatoris, J.J. , Rao-Naik, C. , Dunn, B.M. , Martzen, M.R. , Peanasky, R.J. , James, M.N.G.
Structural basis for the inhibition of porcine pepsin by Ascaris pepsin inhibitor-3.
Nature Struct. Biol., 7:653 - 657, 2000.(PubMed : 10932249)  (DOI: 10.1038/77950)
Experimental methodX-RAY DIFFRACTION ( 2.45[Å] )
Other Database Information
Yorodumi , CATH , CE , FSSP , SCOP , VAST , UniProt ( P00791, P19400 ) , eF-site , KEGG ( EC 3.4.23.1 ) , PISA