HEADER SERINE PROTEASE INHIBITOR 21-JUN-97 1JFO OBSLTE 02-DEC-98 1JFO 1B1U TITLE CRYSTAL STRUCTURE OF THE BIFUNCTIONAL INHIBITOR RAGI COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-AMYLASE/TRYPSIN INHIBITOR RATI; COMPND 3 CHAIN: NULL; COMPND 4 SYNONYM: RAGI BIFUNCTIONAL INHIBITOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ELUCINE CORACANA GAERTNERI; SOURCE 3 ORGANISM_COMMON: RAGI, INDIAN FINGER MILLET; SOURCE 4 ORGAN: SEED KEYWDS ALPHA-AMYLASE/TRYPSIN INHIBITOR (RATI), BIFUNCTIONAL KEYWDS 2 INHIBITOR, UP AND DOWN TOPOLOGY, SERINE PROTEASE INHIBITOR EXPDTA X-RAY DIFFRACTION AUTHOR S.GOURINATH,A.SRINIVASAN,T.P.SINGH REVDAT 1 24-DEC-97 1JFO 0 JRNL AUTH S.GOURINATH,A.SRINIVASAN,T.P.SINGH JRNL TITL CRYSTAL STRUCTURE OF THE BIFUNCTIONAL INHIBITOR OF JRNL TITL 2 TRYPSIN AND ALPHA-AMYLASE FROM RAGI SEEDS AT 3.3 JRNL TITL 3 ANGSTROM RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.STROBL,P.MUHLHAHN,R.BERNSTEIN,R.WILTSCHECK, REMARK 1 AUTH 2 K.MASKOS,M.WUNDERLICH,R.HUBER,R.GLOCKSHUBER, REMARK 1 AUTH 3 T.A.HOLAK REMARK 1 TITL DETERMINATION OF THE THREE-DIMENSIONAL STRUCTURE REMARK 1 TITL 2 OF THE BIFUNCTIONAL ALPHA-AMYLASE/TRYPSIN REMARK 1 TITL 3 INHIBITOR FROM RAGI SEEDS BY NMR SPECTROSCOPY REMARK 1 REF BIOCHEMISTRY V. 34 8281 1995 REMARK 1 REFN ASTM BICHAW US ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.SRINIVASAN,A.RAMAN,T.P.SINGH REMARK 1 TITL PRELIMINARY X-RAY INVESTIGATION OF A BIFUNCTIONAL REMARK 1 TITL 2 INHIBITOR FROM INDIAN FINGER MILLET (RAGI) REMARK 1 REF J.MOL.BIOL. V. 222 1 1991 REMARK 1 REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH F.A.P.CAMPOS,M.RICHARDSON REMARK 1 TITL THE COMPLETE AMINO ACID SEQUENCE OF THE REMARK 1 TITL 2 BIFUNCTIONAL ALPHA-AMYLASE/TRYPSIN INHIBITOR FROM REMARK 1 TITL 3 SEEDS OF RAGI (INDIAN FINGER MILLET, ELEUSINE REMARK 1 TITL 4 CORACANA GAERTN.) REMARK 1 REF FEBS LETT. V. 152 300 1983 REMARK 1 REFN ASTM FEBLAL NE ISSN 0014-5793 REMARK 2 REMARK 2 RESOLUTION. 3.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 80.0 REMARK 3 NUMBER OF REFLECTIONS : 1413 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 141 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 12.00 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 80.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1272 REMARK 3 BIN R VALUE (WORKING SET) : 0.1960 REMARK 3 BIN FREE R VALUE : 0.2700 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 911 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 54 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.74 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.12 REMARK 3 LOW RESOLUTION CUTOFF (A) : 12.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 2.20 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 13.50 REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1JFO COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUL-1996 REMARK 200 TEMPERATURE (KELVIN) : 288.0 REMARK 200 PH : 8.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : GRAPHITE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 1413 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.300 REMARK 200 RESOLUTION RANGE LOW (A) : 12.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 80.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07200 REMARK 200 FOR THE DATA SET : 12.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 40.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.12000 REMARK 200 FOR SHELL : 6.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE (CCP4) REMARK 200 STARTING MODEL: PDB ENTRY 1BIP, MODEL 20 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 1/2-X,-Y,1/2+Z REMARK 290 3555 -X,1/2+Y,1/2-Z REMARK 290 4555 1/2+X,1/2-Y,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 20.59400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.90800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.67700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.90800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.59400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.67700 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 M RES CSSEQI PSI PHI REMARK 500 CYS 6 127.80 64.51 REMARK 500 VAL 67 115.18 137.56 REMARK 500 THR 69 163.84 29.99 REMARK 500 LEU 82 -166.00 90.56 REMARK 500 GLN 88 -89.96 78.73 REMARK 500 LEU 118 138.16 90.75 REMARK 525 REMARK 525 SOLVENT REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH 159 DISTANCE = 5.19 ANGSTROMS REMARK 850 REMARK 850 CORRECTION BEFORE RELEASE REMARK 850 ORIGINAL DEPOSITION REVISED PRIOR TO RELEASE REMARK 850 DATE REVISED: 07-JUL-1997 TRACKING NUMBER: T11986 REMARK 999 REMARK 999 SEQUENCE REMARK 999 REFERENCE: FEBS LETT,(1983), 152:300-304. DBREF 1JFO 1 122 UNP P01087 IAAT_ELECO 1 122 SEQADV 1JFO SER 25 UNP P01087 ALA 25 CORRECTION SEQADV 1JFO THR 26 UNP P01087 LYS 26 CORRECTION SEQADV 1JFO THR 28 UNP P01087 ALA 28 CORRECTION SEQRES 1 122 SER VAL GLY THR SER CYS ILE PRO GLY MET ALA ILE PRO SEQRES 2 122 HIS ASN PRO LEU ASP SER CYS ARG TRP TYR VAL SER THR SEQRES 3 122 ARG THR CYS GLY VAL GLY PRO ARG LEU ALA THR GLN GLU SEQRES 4 122 MET LYS ALA ARG CYS CYS ARG GLN LEU GLU ALA ILE PRO SEQRES 5 122 ALA TYR CYS ARG CYS GLU ALA VAL ARG ILE LEU MET ASP SEQRES 6 122 GLY VAL VAL THR PRO SER GLY GLN HIS GLU GLY ARG LEU SEQRES 7 122 LEU GLN ASP LEU PRO GLY CYS PRO ARG GLN VAL GLN ARG SEQRES 8 122 ALA PHE ALA PRO LYS LEU VAL THR GLU VAL GLU CYS ASN SEQRES 9 122 LEU ALA THR ILE HIS GLY GLY PRO PHE CYS LEU SER LEU SEQRES 10 122 LEU GLY ALA GLY GLU FORMUL 2 HOH *51(H2 O1) HELIX 1 1 VAL 24 ARG 27 1 4 HELIX 2 2 ARG 43 ILE 51 1 9 HELIX 3 3 TYR 54 GLU 58 1 5 HELIX 4 4 ARG 61 LEU 63 5 3 SHEET 1 S1 2 VAL 67 PRO 70 0 SHEET 2 S1 2 GLN 73 GLU 75 -1 SSBOND 1 CYS 6 CYS 55 SSBOND 2 CYS 20 CYS 44 SSBOND 3 CYS 29 CYS 85 SSBOND 4 CYS 45 CYS 103 SSBOND 5 CYS 57 CYS 114 CRYST1 41.188 47.354 55.816 90.00 90.00 90.00 P 21 21 21 4 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 0.024279 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021118 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017916 0.00000