HEADER COMPLEX (ENDONUCLEASE/INHIBITOR) 29-JUN-96 1DFJ TITLE RIBONUCLEASE INHIBITOR COMPLEXED WITH RIBONUCLEASE A COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE A; COMPND 3 CHAIN: E; COMPND 4 SYNONYM: RNASE A; COMPND 5 EC: 3.1.27.5; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: RIBONUCLEASE INHIBITOR; COMPND 8 CHAIN: I; COMPND 9 SYNONYM: RNASE INHIBITOR, RIBONUCLEASE/ANGIOGENIN INHIBITOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 TISSUE: PANCREAS; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 8 ORGANISM_COMMON: PIG; SOURCE 9 ORGANISM_TAXID: 9823; SOURCE 10 TISSUE: LIVER; SOURCE 11 OTHER_DETAILS: PURCHASED FROM SIGMA (TYPE XII-A) KEYWDS COMPLEX (RIBONUCLEASE/INHIBITOR), RIBONUCLEASE, HYDROLASE, KEYWDS 2 LEUCINE-RICH REPEATS, COMPLEX (ENDONUCLEASE/INHIBITOR) KEYWDS 3 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR B.KOBE,J.DEISENHOFER REVDAT 2 24-FEB-09 1DFJ 1 VERSN REVDAT 1 11-JAN-97 1DFJ 0 JRNL AUTH B.KOBE,J.DEISENHOFER JRNL TITL A STRUCTURAL BASIS OF THE INTERACTIONS BETWEEN JRNL TITL 2 LEUCINE-RICH REPEATS AND PROTEIN LIGANDS. JRNL REF NATURE V. 374 183 1995 JRNL REFN ISSN 0028-0836 JRNL PMID 7877692 JRNL DOI 10.1038/374183A0 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.KOBE,J.DEISENHOFER REMARK 1 TITL MECHANISM OF RIBONUCLEASE INHIBITION BY REMARK 1 TITL 2 RIBONUCLEASE INHIBITOR PROTEIN BASED ON THE REMARK 1 TITL 3 CRYSTAL STRUCTURE OF ITS COMPLEX WITH RIBONUCLEASE REMARK 1 TITL 4 A REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH B.KOBE,Z.MA,J.DEISENHOFER REMARK 1 TITL COMPLEX BETWEEN BOVINE RIBONUCLEASE A AND PORCINE REMARK 1 TITL 2 RIBONUCLEASE INHIBITOR CRYSTALLIZES IN A SIMILAR REMARK 1 TITL 3 UNIT CELL AS FREE RIBONUCLEASE INHIBITOR REMARK 1 REF J.MOL.BIOL. V. 241 288 1994 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 18859 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL 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 : 4365 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 51 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.32 REMARK 3 ESD FROM SIGMAA (A) : 0.57 REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL 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) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.83 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL 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) : 1.500 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.500 ; 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 1DFJ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 1994 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18859 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 71.4 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 66.65000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 66.65000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 43.35000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 66.65000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 66.65000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 43.35000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 66.65000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 66.65000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 43.35000 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 66.65000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 66.65000 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 43.35000 REMARK 290 REMARK 290 REMARK: NULL 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23140 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, I 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 GLU E 2 93.31 62.38 REMARK 500 SER E 22 -169.21 -120.64 REMARK 500 ARG E 33 14.77 -144.72 REMARK 500 GLN E 60 -154.28 -105.75 REMARK 500 ASN E 71 37.46 -93.86 REMARK 500 SER E 89 32.52 -93.33 REMARK 500 SER E 90 66.11 -103.38 REMARK 500 ASN E 113 113.29 -165.23 REMARK 500 HIS E 119 129.34 179.17 REMARK 500 ASP I 4 47.26 -161.29 REMARK 500 CYS I 7 6.68 81.56 REMARK 500 LEU I 19 -64.87 -26.15 REMARK 500 LEU I 58 47.82 -103.33 REMARK 500 THR I 60 62.68 36.25 REMARK 500 LEU I 87 46.02 -149.13 REMARK 500 GLU I 94 2.98 -62.79 REMARK 500 LEU I 107 67.28 -102.16 REMARK 500 ASP I 134 135.79 -38.89 REMARK 500 ARG I 165 8.34 -152.93 REMARK 500 LEU I 167 124.86 -39.03 REMARK 500 SER I 173 145.53 -38.98 REMARK 500 ASP I 191 31.93 -88.63 REMARK 500 ASN I 203 56.98 27.43 REMARK 500 CYS I 215 -33.41 -37.08 REMARK 500 THR I 264 -166.31 -129.66 REMARK 500 LYS I 282 -61.59 -104.55 REMARK 500 LEU I 284 107.60 -167.44 REMARK 500 PRO I 306 -19.82 -46.54 REMARK 500 ASP I 374 64.98 38.08 REMARK 500 LEU I 400 21.54 -147.90 REMARK 500 CYS I 404 37.31 -97.81 REMARK 500 LEU I 424 155.86 -49.86 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 E 1001 DBREF 1DFJ E 1 124 UNP P61823 RNAS1_BOVIN 27 150 DBREF 1DFJ I 1 456 UNP P10775 RINI_PIG 1 456 SEQRES 1 E 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 E 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 E 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 E 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 E 124 ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS SEQRES 6 E 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR SEQRES 7 E 124 MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 E 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 E 124 HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO SEQRES 10 E 124 VAL HIS PHE ASP ALA SER VAL SEQRES 1 I 457 ACE MET ASN LEU ASP ILE HIS CYS GLU GLN LEU SER ASP SEQRES 2 I 457 ALA ARG TRP THR GLU LEU LEU PRO LEU LEU GLN GLN TYR SEQRES 3 I 457 GLU VAL VAL ARG LEU ASP ASP CYS GLY LEU THR GLU GLU SEQRES 4 I 457 HIS CYS LYS ASP ILE GLY SER ALA LEU ARG ALA ASN PRO SEQRES 5 I 457 SER LEU THR GLU LEU CYS LEU ARG THR ASN GLU LEU GLY SEQRES 6 I 457 ASP ALA GLY VAL HIS LEU VAL LEU GLN GLY LEU GLN SER SEQRES 7 I 457 PRO THR CYS LYS ILE GLN LYS LEU SER LEU GLN ASN CYS SEQRES 8 I 457 SER LEU THR GLU ALA GLY CYS GLY VAL LEU PRO SER THR SEQRES 9 I 457 LEU ARG SER LEU PRO THR LEU ARG GLU LEU HIS LEU SER SEQRES 10 I 457 ASP ASN PRO LEU GLY ASP ALA GLY LEU ARG LEU LEU CYS SEQRES 11 I 457 GLU GLY LEU LEU ASP PRO GLN CYS HIS LEU GLU LYS LEU SEQRES 12 I 457 GLN LEU GLU TYR CYS ARG LEU THR ALA ALA SER CYS GLU SEQRES 13 I 457 PRO LEU ALA SER VAL LEU ARG ALA THR ARG ALA LEU LYS SEQRES 14 I 457 GLU LEU THR VAL SER ASN ASN ASP ILE GLY GLU ALA GLY SEQRES 15 I 457 ALA ARG VAL LEU GLY GLN GLY LEU ALA ASP SER ALA CYS SEQRES 16 I 457 GLN LEU GLU THR LEU ARG LEU GLU ASN CYS GLY LEU THR SEQRES 17 I 457 PRO ALA ASN CYS LYS ASP LEU CYS GLY ILE VAL ALA SER SEQRES 18 I 457 GLN ALA SER LEU ARG GLU LEU ASP LEU GLY SER ASN GLY SEQRES 19 I 457 LEU GLY ASP ALA GLY ILE ALA GLU LEU CYS PRO GLY LEU SEQRES 20 I 457 LEU SER PRO ALA SER ARG LEU LYS THR LEU TRP LEU TRP SEQRES 21 I 457 GLU CYS ASP ILE THR ALA SER GLY CYS ARG ASP LEU CYS SEQRES 22 I 457 ARG VAL LEU GLN ALA LYS GLU THR LEU LYS GLU LEU SER SEQRES 23 I 457 LEU ALA GLY ASN LYS LEU GLY ASP GLU GLY ALA ARG LEU SEQRES 24 I 457 LEU CYS GLU SER LEU LEU GLN PRO GLY CYS GLN LEU GLU SEQRES 25 I 457 SER LEU TRP VAL LYS SER CYS SER LEU THR ALA ALA CYS SEQRES 26 I 457 CYS GLN HIS VAL SER LEU MET LEU THR GLN ASN LYS HIS SEQRES 27 I 457 LEU LEU GLU LEU GLN LEU SER SER ASN LYS LEU GLY ASP SEQRES 28 I 457 SER GLY ILE GLN GLU LEU CYS GLN ALA LEU SER GLN PRO SEQRES 29 I 457 GLY THR THR LEU ARG VAL LEU CYS LEU GLY ASP CYS GLU SEQRES 30 I 457 VAL THR ASN SER GLY CYS SER SER LEU ALA SER LEU LEU SEQRES 31 I 457 LEU ALA ASN ARG SER LEU ARG GLU LEU ASP LEU SER ASN SEQRES 32 I 457 ASN CYS VAL GLY ASP PRO GLY VAL LEU GLN LEU LEU GLY SEQRES 33 I 457 SER LEU GLU GLN PRO GLY CYS ALA LEU GLU GLN LEU VAL SEQRES 34 I 457 LEU TYR ASP THR TYR TRP THR GLU GLU VAL GLU ASP ARG SEQRES 35 I 457 LEU GLN ALA LEU GLU GLY SER LYS PRO GLY LEU ARG VAL SEQRES 36 I 457 ILE SER HET ACE I 1A 3 HET SO4 E1001 5 HETNAM ACE ACETYL GROUP HETNAM SO4 SULFATE ION FORMUL 2 ACE C2 H4 O FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *46(H2 O) HELIX 1 1 ALA E 4 HIS E 12 1 9 HELIX 2 2 TYR E 25 MET E 29 1 5 HELIX 3 3 ALA E 52 SER E 59 1 8 HELIX 4 4 ASP I 12 LEU I 22 1 11 HELIX 5 5 GLU I 37 ARG I 48 1 12 HELIX 6 6 GLY I 64 LEU I 75 1 12 HELIX 7 7 GLY I 96 SER I 106 5 11 HELIX 8 8 GLY I 121 LEU I 133 1 13 HELIX 9 9 ALA I 151 ALA I 163 5 13 HELIX 10 10 GLY I 178 ALA I 190 1 13 HELIX 11 11 PRO I 208 SER I 220 1 13 HELIX 12 12 GLY I 235 LEU I 246 1 12 HELIX 13 13 ALA I 265 ALA I 277 1 13 HELIX 14 14 GLY I 292 LEU I 304 1 13 HELIX 15 15 ALA I 322 GLN I 334 5 13 HELIX 16 16 GLY I 349 SER I 361 1 13 HELIX 17 17 ASN I 379 ALA I 391 1 13 HELIX 18 18 ASP I 407 LEU I 417 1 11 HELIX 19 19 GLU I 436 SER I 448 1 13 SHEET 1 A 3 VAL E 43 VAL E 47 0 SHEET 2 A 3 MET E 79 GLU E 86 -1 N CYS E 84 O ASN E 44 SHEET 3 A 3 TYR E 97 LYS E 104 -1 N LYS E 104 O MET E 79 SHEET 1 B 4 LYS E 61 VAL E 63 0 SHEET 2 B 4 CYS E 72 GLN E 74 -1 N GLN E 74 O LYS E 61 SHEET 3 B 4 ILE E 106 ALA E 109 -1 N VAL E 108 O TYR E 73 SHEET 4 B 4 HIS E 119 SER E 123 -1 N ALA E 122 O ILE E 107 SHEET 1 C16 VAL I 27 ARG I 29 0 SHEET 2 C16 GLU I 55 CYS I 57 1 N GLU I 55 O VAL I 28 SHEET 3 C16 LYS I 84 SER I 86 1 N LYS I 84 O LEU I 56 SHEET 4 C16 GLU I 112 HIS I 114 1 N GLU I 112 O LEU I 85 SHEET 5 C16 LYS I 141 GLN I 143 1 N LYS I 141 O LEU I 113 SHEET 6 C16 GLU I 169 THR I 171 1 N GLU I 169 O LEU I 142 SHEET 7 C16 THR I 198 ARG I 200 1 N THR I 198 O LEU I 170 SHEET 8 C16 GLU I 226 ASP I 228 1 N GLU I 226 O LEU I 199 SHEET 9 C16 THR I 255 TRP I 257 1 N THR I 255 O LEU I 227 SHEET 10 C16 GLU I 283 SER I 285 1 N GLU I 283 O LEU I 256 SHEET 11 C16 SER I 312 TRP I 314 1 N SER I 312 O LEU I 284 SHEET 12 C16 GLU I 340 GLN I 342 1 N GLU I 340 O LEU I 313 SHEET 13 C16 VAL I 369 CYS I 371 1 N VAL I 369 O LEU I 341 SHEET 14 C16 GLU I 397 ASP I 399 1 N GLU I 397 O LEU I 370 SHEET 15 C16 GLN I 426 VAL I 428 1 N GLN I 426 O LEU I 398 SHEET 16 C16 ARG I 453 ILE I 455 1 N ARG I 453 O LEU I 427 SSBOND 1 CYS E 26 CYS E 84 1555 1555 2.03 SSBOND 2 CYS E 40 CYS E 95 1555 1555 2.03 SSBOND 3 CYS E 58 CYS E 110 1555 1555 2.02 SSBOND 4 CYS E 65 CYS E 72 1555 1555 2.03 LINK C ACE I 1A N MET I 1 1555 1555 1.33 CISPEP 1 TYR E 92 PRO E 93 0 -0.20 CISPEP 2 ASN E 113 PRO E 114 0 0.61 SITE 1 AC1 6 GLN E 11 HIS E 12 LYS E 41 HIS E 119 SITE 2 AC1 6 PHE E 120 ASP I 431 CRYST1 133.300 133.300 86.700 90.00 90.00 90.00 I 4 8 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 0.007502 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007502 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011534 0.00000