HEADER PROTEASE INHIBITOR 05-JUN-98 1BHC TITLE BOVINE PANCREATIC TRYPSIN INHIBITOR CRYSTALLIZED FROM THIOCYANATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BOVINE PANCREATIC TRYPSIN INHIBITOR; COMPND 3 CHAIN: A, B, C, D, E, F, G, H, I, J; COMPND 4 SYNONYM: BPTI SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: PANCREAS KEYWDS PROTEASE INHIBITOR, TRYPSIN EXPDTA X-RAY DIFFRACTION AUTHOR C.HAMIAUX,T.PRANGE REVDAT 4 02-AUG-23 1BHC 1 REMARK REVDAT 3 24-FEB-09 1BHC 1 VERSN REVDAT 2 01-APR-03 1BHC 1 JRNL REVDAT 1 16-SEP-98 1BHC 0 JRNL AUTH C.HAMIAUX,T.PRANGE,M.RIES-KAUTT,A.DUCRUIX,S.LAFONT, JRNL AUTH 2 J.P.ASTIER,S.VEESLER JRNL TITL THE DECAMERIC STRUCTURE OF BOVINE PANCREATIC TRYPSIN JRNL TITL 2 INHIBITOR (BPTI) CRYSTALLIZED FROM THIOCYANATE AT 2.7 A JRNL TITL 3 RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 55 103 1999 JRNL REFN ISSN 0907-4449 JRNL PMID 10089400 JRNL DOI 10.1107/S0907444998008725 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.LAFONT,S.VEESLER,J.P.ASTIER,R.BOISTELLE REMARK 1 TITL COMPARISON OF SOLUBILITIES AND MOLECULAR INTERACTIONS OF REMARK 1 TITL 2 BPTI MOLECULES GIVING DIFFERENT POLYMORPHS REMARK 1 REF J.CRYST.GROWTH V. 173 132 1997 REMARK 1 REFN ISSN 0022-0248 REMARK 1 REFERENCE 2 REMARK 1 AUTH P.L.HOWELL REMARK 1 TITL STRUCTURE OF HEXAGONAL TURKEY EGG-WHITE LYSOZYME AT 1.65 A REMARK 1 TITL 2 RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 51 654 1995 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 3 REMARK 1 AUTH P.SALUDJIAN,T.PRANGE,J.NAVAZA,R.MENEZ,J.P.GUILLOTEAU, REMARK 1 AUTH 2 M.RIES-KAUTT,A.DUCRUIX REMARK 1 TITL STRUCTURE DETERMINATION OF A DIMERIC FORM OF ERABUTOXIN-B, REMARK 1 TITL 2 CRYSTALLIZED FROM A THIOCYANATE SOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.B V. 48 520 1992 REMARK 1 REFN ISSN 0108-7681 REMARK 1 REFERENCE 4 REMARK 1 AUTH A.WLODAWER,J.DEISENHOFER,R.HUBER REMARK 1 TITL COMPARISON OF TWO HIGHLY REFINED STRUCTURES OF BOVINE REMARK 1 TITL 2 PANCREATIC TRYPSIN INHIBITOR REMARK 1 REF J.MOL.BIOL. V. 193 145 1987 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.70 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) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 17808 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.600 REMARK 3 FREE R VALUE TEST SET COUNT : 1753 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) : 2.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.82 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1957 REMARK 3 BIN R VALUE (WORKING SET) : 0.2950 REMARK 3 BIN FREE R VALUE : 0.4000 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.85 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 222 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 : 4440 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 118 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 50.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.65 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 10.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.41 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.450 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 3.300 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.900 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 5.600 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 8.600 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : RESTRAINTS REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 0.067 ; 150 REMARK 3 GROUP 1 B-FACTOR (A**2) : 6.89 ; 2 REMARK 3 GROUP 2 POSITIONAL (A) : 0.112 ; 75 REMARK 3 GROUP 2 B-FACTOR (A**2) : 8.26 ; 3 REMARK 3 GROUP 3 POSITIONAL (A) : 0.28 ; 10 REMARK 3 GROUP 3 B-FACTOR (A**2) : 6.86 ; 3 REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARAM19.SCN REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : TOPH19.SCN REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 RESIDUES ARG1, ASP3, LYS15, LYS26 AND ARG39 APPEAR TO HAVE REMARK 3 NCS BREAKDOWN IN RELATED MOLECULES. THEY WERE REMOVED FROM REMARK 3 THE NCS RESTRAINT SCHEME. MET 52 WAS MODELLED WITH TWO REMARK 3 CONFORMATIONS IN ALL MOLECULES. 10 THIOCYANATE IONS AND REMARK 3 118 WATER MOLECULES ARE GIVEN FOLLOWING THE COORDINATES OF REMARK 3 THE TEN MOLECULES. AS IN 6PTI, NO DENSITY WAS OBSERVED REMARK 3 FOR THE TWO LAST RESIDUES (GLY 57 & ALA 58). REMARK 4 REMARK 4 1BHC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171758. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAR-97 REMARK 200 TEMPERATURE (KELVIN) : 292 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LURE REMARK 200 BEAMLINE : DW32 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM, ROTAVATA-AGROVATA REMARK 200 DATA SCALING SOFTWARE : CCP4 (AGROVATA, ROTAVATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18308 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.630 REMARK 200 RESOLUTION RANGE LOW (A) : 29.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.5 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.05500 REMARK 200 R SYM (I) : 0.05500 REMARK 200 FOR THE DATA SET : 11.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.63 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 13.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.18600 REMARK 200 R SYM FOR SHELL (I) : 0.18600 REMARK 200 FOR SHELL : 4.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 6PTI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: BPTI WAS CRYSTALLIZED FROM 250MM REMARK 280 THIOCYANATE IN ACETATE BUFFER (50MM, PH=4.5), PH 4.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 36.91500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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: DECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 18410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -93.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H, I, J 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 57 REMARK 465 ALA A 58 REMARK 465 GLY B 57 REMARK 465 ALA B 58 REMARK 465 GLY C 57 REMARK 465 ALA C 58 REMARK 465 GLY D 57 REMARK 465 ALA D 58 REMARK 465 GLY E 57 REMARK 465 ALA E 58 REMARK 465 GLY F 57 REMARK 465 ALA F 58 REMARK 465 GLY G 57 REMARK 465 ALA G 58 REMARK 465 GLY H 57 REMARK 465 ALA H 58 REMARK 465 GLY I 57 REMARK 465 ALA I 58 REMARK 465 GLY J 57 REMARK 465 ALA J 58 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN F 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN B 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN C 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN B 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN I 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN A 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN A 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN I 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN F 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SCN H 59 DBREF 1BHC A 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC B 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC C 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC D 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC E 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC F 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC G 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC H 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC I 1 58 UNP P00974 BPT1_BOVIN 36 93 DBREF 1BHC J 1 58 UNP P00974 BPT1_BOVIN 36 93 SEQRES 1 A 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 A 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 A 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 A 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 A 58 ARG THR CYS GLY GLY ALA SEQRES 1 B 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 B 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 B 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 B 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 B 58 ARG THR CYS GLY GLY ALA SEQRES 1 C 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 C 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 C 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 C 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 C 58 ARG THR CYS GLY GLY ALA SEQRES 1 D 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 D 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 D 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 D 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 D 58 ARG THR CYS GLY GLY ALA SEQRES 1 E 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 E 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 E 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 E 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 E 58 ARG THR CYS GLY GLY ALA SEQRES 1 F 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 F 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 F 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 F 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 F 58 ARG THR CYS GLY GLY ALA SEQRES 1 G 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 G 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 G 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 G 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 G 58 ARG THR CYS GLY GLY ALA SEQRES 1 H 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 H 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 H 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 H 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 H 58 ARG THR CYS GLY GLY ALA SEQRES 1 I 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 I 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 I 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 I 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 I 58 ARG THR CYS GLY GLY ALA SEQRES 1 J 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 J 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 J 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 J 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 J 58 ARG THR CYS GLY GLY ALA HET SCN A 59 3 HET SCN A 60 3 HET SCN B 59 3 HET SCN B 60 3 HET SCN C 59 3 HET SCN F 59 3 HET SCN F 60 3 HET SCN H 59 3 HET SCN I 59 3 HET SCN I 60 3 HETNAM SCN THIOCYANATE ION FORMUL 11 SCN 10(C N S 1-) FORMUL 21 HOH *118(H2 O) HELIX 1 1 ASP A 3 LEU A 6 5 4 HELIX 2 2 ALA A 48 THR A 54 1 7 HELIX 3 3 ASP B 3 LEU B 6 5 4 HELIX 4 4 ALA B 48 THR B 54 1 7 HELIX 5 5 ASP C 3 LEU C 6 5 4 HELIX 6 6 ALA C 48 THR C 54 1 7 HELIX 7 7 ASP D 3 LEU D 6 5 4 HELIX 8 8 ALA D 48 THR D 54 1 7 HELIX 9 9 ASP E 3 LEU E 6 5 4 HELIX 10 10 ALA E 48 THR E 54 1 7 HELIX 11 11 ASP F 3 LEU F 6 5 4 HELIX 12 12 ALA F 48 THR F 54 1 7 HELIX 13 13 ASP G 3 LEU G 6 5 4 HELIX 14 14 ALA G 48 THR G 54 1 7 HELIX 15 15 ASP H 3 LEU H 6 5 4 HELIX 16 16 ALA H 48 THR H 54 1 7 HELIX 17 17 ASP I 3 LEU I 6 5 4 HELIX 18 18 ALA I 48 THR I 54 1 7 HELIX 19 19 ASP J 3 LEU J 6 5 4 HELIX 20 20 ALA J 48 THR J 54 1 7 SHEET 1 A 2 ILE A 18 ASN A 24 0 SHEET 2 A 2 LEU A 29 TYR A 35 -1 N TYR A 35 O ILE A 18 SHEET 1 B 2 ILE B 18 ASN B 24 0 SHEET 2 B 2 LEU B 29 TYR B 35 -1 N TYR B 35 O ILE B 18 SHEET 1 C 2 ILE C 18 ASN C 24 0 SHEET 2 C 2 LEU C 29 TYR C 35 -1 N TYR C 35 O ILE C 18 SHEET 1 D 2 ILE D 18 ASN D 24 0 SHEET 2 D 2 LEU D 29 TYR D 35 -1 N TYR D 35 O ILE D 18 SHEET 1 E 2 ILE E 18 ASN E 24 0 SHEET 2 E 2 LEU E 29 TYR E 35 -1 N TYR E 35 O ILE E 18 SHEET 1 F 2 ILE F 18 ASN F 24 0 SHEET 2 F 2 LEU F 29 TYR F 35 -1 N TYR F 35 O ILE F 18 SHEET 1 G 2 ILE G 18 ASN G 24 0 SHEET 2 G 2 LEU G 29 TYR G 35 -1 N TYR G 35 O ILE G 18 SHEET 1 H 2 ILE H 18 ASN H 24 0 SHEET 2 H 2 LEU H 29 TYR H 35 -1 N TYR H 35 O ILE H 18 SHEET 1 I 2 ILE I 18 ASN I 24 0 SHEET 2 I 2 LEU I 29 TYR I 35 -1 N TYR I 35 O ILE I 18 SHEET 1 J 2 ILE J 18 ASN J 24 0 SHEET 2 J 2 LEU J 29 TYR J 35 -1 N TYR J 35 O ILE J 18 SSBOND 1 CYS A 5 CYS A 55 1555 1555 2.02 SSBOND 2 CYS A 14 CYS A 38 1555 1555 2.03 SSBOND 3 CYS A 30 CYS A 51 1555 1555 2.00 SSBOND 4 CYS B 5 CYS B 55 1555 1555 2.02 SSBOND 5 CYS B 14 CYS B 38 1555 1555 2.02 SSBOND 6 CYS B 30 CYS B 51 1555 1555 2.02 SSBOND 7 CYS C 5 CYS C 55 1555 1555 2.02 SSBOND 8 CYS C 14 CYS C 38 1555 1555 2.01 SSBOND 9 CYS C 30 CYS C 51 1555 1555 2.02 SSBOND 10 CYS D 5 CYS D 55 1555 1555 2.03 SSBOND 11 CYS D 14 CYS D 38 1555 1555 2.02 SSBOND 12 CYS D 30 CYS D 51 1555 1555 2.03 SSBOND 13 CYS E 5 CYS E 55 1555 1555 2.02 SSBOND 14 CYS E 14 CYS E 38 1555 1555 2.03 SSBOND 15 CYS E 30 CYS E 51 1555 1555 2.02 SSBOND 16 CYS F 5 CYS F 55 1555 1555 2.03 SSBOND 17 CYS F 14 CYS F 38 1555 1555 2.02 SSBOND 18 CYS F 30 CYS F 51 1555 1555 2.04 SSBOND 19 CYS G 5 CYS G 55 1555 1555 2.01 SSBOND 20 CYS G 14 CYS G 38 1555 1555 2.03 SSBOND 21 CYS G 30 CYS G 51 1555 1555 2.01 SSBOND 22 CYS H 5 CYS H 55 1555 1555 2.03 SSBOND 23 CYS H 14 CYS H 38 1555 1555 2.01 SSBOND 24 CYS H 30 CYS H 51 1555 1555 2.03 SSBOND 25 CYS I 5 CYS I 55 1555 1555 2.03 SSBOND 26 CYS I 14 CYS I 38 1555 1555 2.03 SSBOND 27 CYS I 30 CYS I 51 1555 1555 2.03 SSBOND 28 CYS J 5 CYS J 55 1555 1555 2.02 SSBOND 29 CYS J 14 CYS J 38 1555 1555 2.02 SSBOND 30 CYS J 30 CYS J 51 1555 1555 2.01 SITE 1 AC1 4 GLN F 31 THR F 32 ARG G 39 ALA G 40 SITE 1 AC2 3 GLN B 31 THR B 32 ARG J 53 SITE 1 AC3 5 ARG C 53 GLN I 31 THR I 32 ALA J 40 SITE 2 AC3 5 HOH J 66 SITE 1 AC4 6 SER B 47 ALA B 48 GLU B 49 HOH C 62 SITE 2 AC4 6 TYR J 21 ALA J 48 SITE 1 AC5 4 ALA C 48 TYR I 21 ALA I 48 LYS J 46 SITE 1 AC6 4 LYS A 46 TYR E 21 ALA E 48 ALA G 48 SITE 1 AC7 7 SER A 47 ALA A 48 GLU A 49 HOH A 71 SITE 2 AC7 7 TYR F 21 ALA F 48 LYS G 46 SITE 1 AC8 2 SER D 47 LYS I 46 SITE 1 AC9 2 LYS B 46 LYS F 46 SITE 1 BC1 3 SER E 47 LYS H 46 SER H 47 CRYST1 71.560 73.830 64.470 90.00 93.91 90.00 P 1 21 1 20 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 0.013974 0.000000 0.000955 0.00000 SCALE2 0.000000 0.013545 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015547 0.00000 MTRIX1 1 0.322539 -0.743759 -0.585483 14.78970 1 MTRIX2 1 0.789341 0.552717 -0.267292 -14.68130 1 MTRIX3 1 0.522408 -0.375934 0.765352 -9.53620 1 MTRIX1 2 -0.796878 -0.429776 -0.424593 36.64690 1 MTRIX2 2 0.537888 -0.184727 -0.822528 -8.13410 1 MTRIX3 2 0.275069 -0.883838 0.378376 -3.64960 1 MTRIX1 3 -0.817820 0.517475 0.251773 34.80330 1 MTRIX2 3 -0.404327 -0.205365 -0.891260 10.71300 1 MTRIX3 3 -0.409499 -0.830689 0.377181 10.02570 1 MTRIX1 4 0.303358 0.793970 0.526863 12.08030 1 MTRIX2 4 -0.743767 0.542925 -0.389928 15.69310 1 MTRIX3 4 -0.595638 -0.273576 0.755229 12.32940 1 MTRIX1 5 0.233894 0.745194 0.624484 15.91960 1 MTRIX2 5 0.747183 -0.548744 0.374964 13.12710 1 MTRIX3 5 0.622102 0.378902 -0.685144 -47.42880 1 MTRIX1 6 -0.847758 0.430328 0.310039 37.87410 1 MTRIX2 6 0.418914 0.184749 0.889033 18.39520 1 MTRIX3 6 0.325296 0.883564 -0.336893 -42.52230 1 MTRIX1 7 -0.769840 -0.522255 -0.366872 38.23900 1 MTRIX2 7 -0.528382 0.199095 0.825332 36.94020 1 MTRIX3 7 -0.357992 0.829223 -0.429222 -28.92670 1 MTRIX1 8 0.384392 -0.793618 -0.471607 16.31030 1 MTRIX2 8 -0.785383 -0.549622 0.284762 43.99610 1 MTRIX3 8 -0.485198 0.260932 -0.834564 -25.07990 1 MTRIX1 9 0.990971 0.001274 0.134068 2.40460 1 MTRIX2 9 0.000921 -0.999996 0.002692 28.98180 1 MTRIX3 9 0.134071 -0.002544 -0.990968 -36.98970 1