1MCT	Complex(Proteinase Inhibitor)	date	Oct 24, 1992
title	The Refined 1.6 Angstroms Resolution Crystal Structure Of The Complex Formed Between Porcine Beta-Trypsin And Mcti-A, A Trypsin Inhibitor Of Squash Family
authors	Q.Huang, S.Liu, Y.Tang
compound		source
Molecule: Beta-Trypsin Chain: A Ec: 3.4.21.4 Engineered: Yes		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Organ: Seed
Molecule: Trypsin Inhibitor A Chain: I Engineered: Yes		Organism_scientific: Momordica Charantia Organism_common: Balsam Pear Organism_taxid: 3673 Organ: Seed
symmetry	Space Group: P 32 2 1	R_factor 0.167 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.650 62.650 124.310 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	CA	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1FNI, 1O39
Gene Ontology	Chain Function Process Component A I endopeptidase inhibitor acti... serine-type endopeptidase in...
Primary reference	Refined 1.6 A resolution crystal structure of the complex formed between porcine beta-trypsin and MCTI-A, a trypsin inhibitor of the squash family. Detailed comparison with bovine beta-trypsin and its complex., Huang Q, Liu S, Tang Y, J Mol Biol 1993 Feb 20;229(4):1022-36. PMID:8445634

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (1mct.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 1MCT CSU: Contacts of Structural Units for 1MCT Likely Quarternary Molecular Structure file(s) for 1MCT Structure Factors (271 Kb) Retrieve 1MCT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MCT from S2C, [Save to disk] Re-refined 1mct structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MCT in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1MCT

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MCT, from MSDmotif at EBI Genome occurence of 1MCT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mcta_, region A [Jmol] [rasmolscript] [script source]     - Domain d1mcti_, region I [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1mct] [1mct_A] [1mct_I] SWISS-PROT database: [P30709] [P00761] Domain organization of [ITRA_MOMCH] [TRYP_PIG] by SWISSPFAM Domains found in 1MCT: [PTI] [Tryp_SPc ] by SMART

Other resources with information on 1MCT

Community annotation for 1MCT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1MCT from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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