HEADER HYDROLASE/HYDROLASE INHIBITOR 04-MAR-88 1CHO TITLE CRYSTAL AND MOLECULAR STRUCTURES OF THE COMPLEX OF ALPHA-*CHYMOTRYPSIN TITLE 2 WITH ITS INHIBITOR TURKEY OVOMUCOID THIRD DOMAIN AT 1.8 ANGSTROMS TITLE 3 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-CHYMOTRYPSIN A; COMPND 3 CHAIN: E; COMPND 4 EC: 3.4.21.1; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ALPHA-CHYMOTRYPSIN A; COMPND 7 CHAIN: F; COMPND 8 EC: 3.4.21.1; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: ALPHA-CHYMOTRYPSIN A; COMPND 11 CHAIN: G; COMPND 12 EC: 3.4.21.1; COMPND 13 MOL_ID: 4; COMPND 14 MOLECULE: TURKEY OVOMUCOID THIRD DOMAIN (OMTKY3); COMPND 15 CHAIN: I SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 7 ORGANISM_COMMON: CATTLE; SOURCE 8 ORGANISM_TAXID: 9913; SOURCE 9 MOL_ID: 3; SOURCE 10 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 11 ORGANISM_COMMON: CATTLE; SOURCE 12 ORGANISM_TAXID: 9913; SOURCE 13 MOL_ID: 4; SOURCE 14 ORGANISM_SCIENTIFIC: MELEAGRIS GALLOPAVO; SOURCE 15 ORGANISM_COMMON: TURKEY; SOURCE 16 ORGANISM_TAXID: 9103 KEYWDS SERINE PROTEINASE-INHIBITOR COMPLEX, HYDROLASE-HYDROLASE INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.FUJINAGA,A.R.SIELECKI,R.J.READ,W.ARDELT,M.LASKOWSKIJUNIOR, AUTHOR 2 M.N.G.JAMES REVDAT 4 23-OCT-24 1CHO 1 REMARK REVDAT 3 29-NOV-17 1CHO 1 HELIX REVDAT 2 24-FEB-09 1CHO 1 VERSN REVDAT 1 16-JUL-88 1CHO 0 JRNL AUTH M.FUJINAGA,A.R.SIELECKI,R.J.READ,W.ARDELT,M.LASKOWSKI JR., JRNL AUTH 2 M.N.JAMES JRNL TITL CRYSTAL AND MOLECULAR STRUCTURES OF THE COMPLEX OF JRNL TITL 2 ALPHA-CHYMOTRYPSIN WITH ITS INHIBITOR TURKEY OVOMUCOID THIRD JRNL TITL 3 DOMAIN AT 1.8 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 195 397 1987 JRNL REFN ISSN 0022-2836 JRNL PMID 3477645 JRNL DOI 10.1016/0022-2836(87)90659-0 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 19178 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 + TEST SET) : 0.168 REMARK 3 R VALUE (WORKING SET) : NULL 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 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2150 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 221 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.016 ; 0.012 REMARK 3 ANGLE DISTANCE (A) : 0.041 ; 0.020 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.036 ; 0.036 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.017 ; 0.012 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.176 ; 0.080 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.331 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.188 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.236 ; 0.300 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.300 ; 3.000 REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CHO 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_1000172333. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 27.26000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, F, G, 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 400 REMARK 400 COMPOUND REMARK 400 1CHO REMARK 400 THE ALPHA CHYMOTRYPSIN MOLECULE IS COMPRISED OF THREE 1CHO REMARK 400 POLYPEPTIDE CHAINS WHICH ARE DERIVED FROM THE ZYMOGEN OF 1CHO REMARK 400 THIS ENZYME BY EXCISION OF RESIDUES 14-15 AND 147-148. TO 1CHO REMARK 400 ASSIGN SEPARATE CHAIN IDENTIFIERS TO THE THREE CHAINS 1CHO REMARK 400 WOULD OBSCURE THIS RELATIONSHIP AND SO THIS WAS NOT DONE. 1CHO REMARK 400 CHAIN TERMINATOR RECORDS WERE INSERTED AFTER RESIDUES 146 1CHO REMARK 400 AND 245 TO INDICATE EXPLICIT TERMINI AND THE SPECIAL CODE 1CHO REMARK 400 EXC WAS USED IN THE SEQRES RECORDS TO DENOTE THE EXCISIONS. 1CHO 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 SER E 11 REMARK 465 GLY E 12 REMARK 465 LEU E 13 REMARK 465 LEU I 1 REMARK 465 ALA I 2 REMARK 465 ALA I 3 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP F 35 CB - CG - OD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 CYS F 42 CA - CB - SG ANGL. DEV. = 10.7 DEGREES REMARK 500 ASN F 48 CA - CB - CG ANGL. DEV. = 23.4 DEGREES REMARK 500 GLU F 78 C - N - CA ANGL. DEV. = 17.0 DEGREES REMARK 500 ASP F 128 CA - CB - CG ANGL. DEV. = -15.1 DEGREES REMARK 500 VAL F 137 O - C - N ANGL. DEV. = 10.0 DEGREES REMARK 500 ARG F 145 NE - CZ - NH2 ANGL. DEV. = 3.1 DEGREES REMARK 500 GLY G 216 O - C - N ANGL. DEV. = 10.1 DEGREES REMARK 500 ARG G 230 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 ALA I 15 N - CA - CB ANGL. DEV. = -8.7 DEGREES REMARK 500 ARG I 21 CD - NE - CZ ANGL. DEV. = 17.8 DEGREES REMARK 500 ARG I 21 NE - CZ - NH1 ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG I 21 NE - CZ - NH2 ANGL. DEV. = 8.0 DEGREES REMARK 500 ASP I 27 CB - CG - OD2 ANGL. DEV. = -7.3 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 PHE F 71 -65.78 -131.70 REMARK 500 SER F 77 144.34 134.58 REMARK 500 ASN G 204 45.39 76.97 REMARK 500 ASN I 28 34.59 72.29 REMARK 500 REMARK 500 REMARK: NULL DBREF 1CHO E 1 13 UNP P00766 CTRA_BOVIN 1 13 DBREF 1CHO F 16 146 UNP P00766 CTRA_BOVIN 16 146 DBREF 1CHO G 149 245 UNP P00766 CTRA_BOVIN 149 245 DBREF 1CHO I 1 56 UNP P68390 IOVO_MELGA 130 185 SEQRES 1 E 13 CYS GLY VAL PRO ALA ILE GLN PRO VAL LEU SER GLY LEU SEQRES 1 F 131 ILE VAL ASN GLY GLU GLU ALA VAL PRO GLY SER TRP PRO SEQRES 2 F 131 TRP GLN VAL SER LEU GLN ASP LYS THR GLY PHE HIS PHE SEQRES 3 F 131 CYS GLY GLY SER LEU ILE ASN GLU ASN TRP VAL VAL THR SEQRES 4 F 131 ALA ALA HIS CYS GLY VAL THR THR SER ASP VAL VAL VAL SEQRES 5 F 131 ALA GLY GLU PHE ASP GLN GLY SER SER SER GLU LYS ILE SEQRES 6 F 131 GLN LYS LEU LYS ILE ALA LYS VAL PHE LYS ASN SER LYS SEQRES 7 F 131 TYR ASN SER LEU THR ILE ASN ASN ASP ILE THR LEU LEU SEQRES 8 F 131 LYS LEU SER THR ALA ALA SER PHE SER GLN THR VAL SER SEQRES 9 F 131 ALA VAL CYS LEU PRO SER ALA SER ASP ASP PHE ALA ALA SEQRES 10 F 131 GLY THR THR CYS VAL THR THR GLY TRP GLY LEU THR ARG SEQRES 11 F 131 TYR SEQRES 1 G 97 ALA ASN THR PRO ASP ARG LEU GLN GLN ALA SER LEU PRO SEQRES 2 G 97 LEU LEU SER ASN THR ASN CYS LYS LYS TYR TRP GLY THR SEQRES 3 G 97 LYS ILE LYS ASP ALA MET ILE CYS ALA GLY ALA SER GLY SEQRES 4 G 97 VAL SER SER CYS MET GLY ASP SER GLY GLY PRO LEU VAL SEQRES 5 G 97 CYS LYS LYS ASN GLY ALA TRP THR LEU VAL GLY ILE VAL SEQRES 6 G 97 SER TRP GLY SER SER THR CYS SER THR SER THR PRO GLY SEQRES 7 G 97 VAL TYR ALA ARG VAL THR ALA LEU VAL ASN TRP VAL GLN SEQRES 8 G 97 GLN THR LEU ALA ALA ASN SEQRES 1 I 56 LEU ALA ALA VAL SER VAL ASP CYS SER GLU TYR PRO LYS SEQRES 2 I 56 PRO ALA CYS THR LEU GLU TYR ARG PRO LEU CYS GLY SER SEQRES 3 I 56 ASP ASN LYS THR TYR GLY ASN LYS CYS ASN PHE CYS ASN SEQRES 4 I 56 ALA VAL VAL GLU SER ASN GLY THR LEU THR LEU SER HIS SEQRES 5 I 56 PHE GLY LYS CYS FORMUL 5 HOH *221(H2 O) HELIX 1 H1E SER G 164 ILE G 176 1MIXED ALPHA-3/10 AFTER TURN 1 13 HELIX 2 H2E ARG G 230 VAL G 235 5CONTIGUOUS WITH H3E 6 HELIX 3 H3E VAL G 235 ASN G 245 1CONTIGUOUS WITH H2E 11 HELIX 4 HB ASN I 33 GLU I 43 1 11 SHEET 1 B1E 7 TRP F 29 ASP F 35 0 SHEET 2 B1E 7 PHE F 39 ASN F 48 -1 SHEET 3 B1E 7 TRP F 51 THR F 54 -1 SHEET 4 B1E 7 ILE F 103 LEU F 108 -1 SHEET 5 B1E 7 GLN F 81 ASN F 91 -1 SHEET 6 B1E 7 VAL F 65 ALA F 68 -1 SHEET 7 B1E 7 TRP F 29 ASP F 35 -1 SHEET 1 B2E 7 THR F 134 GLY F 140 0 SHEET 2 B2E 7 GLN G 156 LEU G 163 -1 SHEET 3 B2E 7 ALA G 179 GLY G 184 -1 SHEET 4 B2E 7 GLY G 226 VAL G 231 -1 SHEET 5 B2E 7 ALA G 206 TRP G 215 -1 SHEET 6 B2E 7 GLY G 197 LYS G 203 -1 SHEET 7 B2E 7 THR F 134 GLY F 140 -1 SHEET 1 SH1 3 ASN I 28 GLY I 32 0 SHEET 2 SH1 3 ARG I 21 GLY I 25 -1 SHEET 3 SH1 3 SER I 51 HIS I 52 -1 SSBOND 1 CYS E 1 CYS F 122 1555 1555 2.00 SSBOND 2 CYS F 42 CYS F 58 1555 1555 1.89 SSBOND 3 CYS F 136 CYS G 201 1555 1555 1.99 SSBOND 4 CYS G 168 CYS G 182 1555 1555 2.03 SSBOND 5 CYS G 191 CYS G 220 1555 1555 1.98 SSBOND 6 CYS I 8 CYS I 38 1555 1555 2.05 SSBOND 7 CYS I 16 CYS I 35 1555 1555 2.01 SSBOND 8 CYS I 24 CYS I 56 1555 1555 2.00 CISPEP 1 TYR I 11 PRO I 12 0 1.18 CRYST1 44.920 54.520 57.180 90.00 103.90 90.00 P 1 21 1 2 ORIGX1 1.000000 0.000000 0.247475 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.030167 0.00000 SCALE1 0.022262 0.000000 0.005509 0.00000 SCALE2 0.000000 0.018342 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018016 0.00000