HEADER HYDROLASE 03-AUG-09 2KMO TITLE SOLUTION STRUCTURE OF NATIVE LEECH-DERIVED TRYPTASE INHIBITOR, LDTI COMPND MOL_ID: 1; COMPND 2 MOLECULE: LEECH-DERIVED TRYPTASE INHIBITOR C; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-44; COMPND 5 SYNONYM: LDTI-C, LEECH-DERIVED TRYPTASE INHIBITOR B, LDTI-B, LEECH- COMPND 6 DERIVED TRYPTASE INHIBITOR A, LDTI-A; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HIRUDO MEDICINALIS; SOURCE 3 ORGANISM_COMMON: MEDICINAL LEECH; SOURCE 4 ORGANISM_TAXID: 6421; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PVT102U/A KEYWDS DISULFIDE BOND, PROTEASE INHIBITOR, SERINE PROTEASE INHIBITOR, KEYWDS 2 HYDROLASE EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR D.PANTOJA-UCEDA,J.SANTORO REVDAT 2 10-AUG-11 2KMO 1 JRNL VERSN REVDAT 1 10-NOV-09 2KMO 0 JRNL AUTH D.PANTOJA-UCEDA,J.L.AROLAS,F.X.AVILES,J.SANTORO,S.VENTURA, JRNL AUTH 2 C.P.SOMMERHOFF JRNL TITL DECIPHERING THE STRUCTURAL BASIS THAT GUIDES THE OXIDATIVE JRNL TITL 2 FOLDING OF LEECH-DERIVED TRYPTASE INHIBITOR. JRNL REF J.BIOL.CHEM. V. 284 35612 2009 JRNL REFN ISSN 0021-9258 JRNL PMID 19820233 JRNL DOI 10.1074/JBC.M109.061077 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER 9.0 REMARK 3 AUTHORS : CASE, DARDEN, CHEATHAM, III, SIMMERLING, WANG, REMARK 3 DUKE, LUO, AND KOLLM REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ENERGY MINIMIZATION WITH NMR DISTANCE REMARK 3 CONSTRAINTS USING A GENERALIZED BORN SOLVENT MODEL REMARK 4 REMARK 4 2KMO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-AUG-09. REMARK 100 THE RCSB ID CODE IS RCSB101310. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 1.7 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1.7 MM LDTI, 90% H2O/10% D2O; REMARK 210 1.7 MM LDTI, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H COSY; REMARK 210 2D 1H-1H NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN 1.3, NMRVIEW 5.0.20, REMARK 210 CYANA 2.1 REMARK 210 METHOD USED : MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 2 THR A 42 13.99 59.55 REMARK 500 4 LEU A 10 85.66 -69.98 REMARK 500 6 ALA A 5 99.84 -66.08 REMARK 500 12 ALA A 5 97.69 -69.34 REMARK 500 12 ILE A 9 107.09 -51.55 REMARK 500 12 LEU A 10 90.61 -69.27 REMARK 500 13 ALA A 5 96.08 -69.50 REMARK 500 14 SER A 24 27.40 -68.50 REMARK 500 17 LYS A 2 73.14 -106.12 REMARK 500 18 ALA A 5 95.68 -67.58 REMARK 500 19 ILE A 34 88.41 53.49 REMARK 500 20 LYS A 11 72.85 -156.69 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2KMP RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF INTERMEIDATE IIA OF LEECK-DERIVED REMARK 900 TRYPTASE INHIBITOR, LDTI REMARK 900 RELATED ID: 2KMQ RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF INTERMEDIATE IIB OF LEECH-DERIVED REMARK 900 TRYPTASE INHIBITOR, LDTI REMARK 900 RELATED ID: 2KMR RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF INTERMEDIATE IIC OF LEECH-DERIVED REMARK 900 TRYPTASE INHIBITOR, LDTI REMARK 900 RELATED ID: 16435 RELATED DB: BMRB DBREF 2KMO A 1 44 UNP P80424 LDTI_HIRME 1 44 SEQRES 1 A 44 LYS LYS VAL CYS ALA CYS PRO LYS ILE LEU LYS PRO VAL SEQRES 2 A 44 CYS GLY SER ASP GLY ARG THR TYR ALA ASN SER CYS ILE SEQRES 3 A 44 ALA ARG CYS ASN GLY VAL SER ILE LYS SER GLU GLY SER SEQRES 4 A 44 CYS PRO THR GLY ILE HELIX 1 1 ASN A 23 ASN A 30 1 8 SHEET 1 A 3 THR A 20 TYR A 21 0 SHEET 2 A 3 VAL A 13 GLY A 15 -1 N VAL A 13 O TYR A 21 SHEET 3 A 3 ILE A 34 GLU A 37 -1 O LYS A 35 N CYS A 14 SSBOND 1 CYS A 4 CYS A 29 1555 1555 2.03 SSBOND 2 CYS A 6 CYS A 25 1555 1555 2.05 SSBOND 3 CYS A 14 CYS A 40 1555 1555 2.03 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1