HEADER HYDROLASE/INHIBITOR 30-DEC-23 8XNJ TITLE CRYSTAL STRUCTURE OF TRYPSIN IN-COMPLEX WITH ARGININE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATIONIC TRYPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BETA-TRYPSIN; COMPND 5 EC: 3.4.21.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS HYDROLASE, TRYPSIN INHIBITOR, ARGININE, HYDROLASE-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR Z.AKBAR,M.S.AHMAD REVDAT 1 04-DEC-24 8XNJ 0 JRNL AUTH Z.AKBAR,M.S.AHMAD JRNL TITL IN VITRO , IN SILICO AND CRYSTALLOGRAPHIC-BASED JRNL TITL 2 IDENTIFICATION OF SERINE PROTEASE INHIBITORS. JRNL REF NAT PROD RES 1 2024 JRNL REFN ISSN 1478-6427 JRNL PMID 39520718 JRNL DOI 10.1080/14786419.2024.2425793 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0419 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.81 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 8097 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 + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 417 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.46 REMARK 3 REFLECTION IN BIN (WORKING SET) : 587 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.07 REMARK 3 BIN R VALUE (WORKING SET) : 0.2610 REMARK 3 BIN FREE R VALUE SET COUNT : 24 REMARK 3 BIN FREE R VALUE : 0.3430 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1628 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 99 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.52000 REMARK 3 B22 (A**2) : -0.27000 REMARK 3 B33 (A**2) : 1.78000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.592 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.313 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.231 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.127 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.929 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.852 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1676 ; 0.007 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 1554 ; 0.001 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2269 ; 1.475 ; 1.760 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3595 ; 0.509 ; 1.727 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 222 ; 8.168 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 3 ;16.664 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 268 ;13.402 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 255 ; 0.066 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1982 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 366 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 894 ; 0.971 ; 1.308 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 894 ; 0.957 ; 1.307 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1114 ; 1.624 ; 2.342 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1115 ; 1.627 ; 2.345 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 782 ; 1.465 ; 1.412 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 783 ; 1.465 ; 1.414 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1156 ; 2.357 ; 2.528 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1930 ; 4.232 ;14.620 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1919 ; 4.201 ;14.310 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 8XNJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 05-JAN-24. REMARK 100 THE DEPOSITION ID IS D_1300043884. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-APR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : BRUKER D8 QUEST REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : BRUKER PHOTON II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROTEUM PLUS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8097 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 19.810 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 5.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.90 REMARK 200 R MERGE FOR SHELL (I) : 0.70800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 6SY3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES (PH = 7.8), 16% PEG 3350, REMARK 280 AND 0.1-0.4 M LI2SO4, PH 7.8, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K 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 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 27.05050 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.14400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.07600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.14400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.05050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.07600 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 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 169 NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 417 O HOH A 471 3554 1.95 REMARK 500 OH TYR A 59 OD2 ASP A 153 4455 2.18 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 TYR A 39 140.92 -175.84 REMARK 500 ASN A 48 -171.25 -171.61 REMARK 500 ASP A 71 -83.83 -112.74 REMARK 500 SER A 150 105.63 -169.99 REMARK 500 ASP A 189 163.01 179.74 REMARK 500 SER A 195 127.27 -36.73 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 305 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 93.2 REMARK 620 3 VAL A 75 O 170.0 84.0 REMARK 620 4 GLU A 80 OE2 96.4 160.5 89.1 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8XNI RELATED DB: PDB DBREF 8XNJ A 16 245 UNP P00760 TRY1_BOVIN 24 246 SEQRES 1 A 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 A 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 A 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 A 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 A 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 A 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 A 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 A 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 A 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 A 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 A 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 A 223 SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE SEQRES 13 A 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 A 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 A 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 A 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 A 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 A 223 SER ASN HET PEG A 301 7 HET CL A 302 1 HET CL A 303 1 HET CL A 304 1 HET CA A 305 1 HET ARG A 306 12 HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM CL CHLORIDE ION HETNAM CA CALCIUM ION HETNAM ARG ARGININE FORMUL 2 PEG C4 H10 O3 FORMUL 3 CL 3(CL 1-) FORMUL 6 CA CA 2+ FORMUL 7 ARG C6 H15 N4 O2 1+ FORMUL 8 HOH *99(H2 O) HELIX 1 AA1 ALA A 55 TYR A 59 5 5 HELIX 2 AA2 SER A 164 TYR A 172 1 9 HELIX 3 AA3 TYR A 234 ASN A 245 1 12 SHEET 1 AA1 7 TYR A 20 THR A 21 0 SHEET 2 AA1 7 LYS A 156 PRO A 161 -1 O CYS A 157 N TYR A 20 SHEET 3 AA1 7 GLN A 135 GLY A 140 -1 N ILE A 138 O LEU A 158 SHEET 4 AA1 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 137 SHEET 5 AA1 7 LYS A 204 TRP A 215 -1 O LYS A 204 N CYS A 201 SHEET 6 AA1 7 GLY A 226 LYS A 230 -1 O VAL A 227 N TRP A 215 SHEET 7 AA1 7 MET A 180 ALA A 183 -1 N PHE A 181 O TYR A 228 SHEET 1 AA2 7 GLN A 30 ASN A 34 0 SHEET 2 AA2 7 HIS A 40 ASN A 48 -1 O CYS A 42 N LEU A 33 SHEET 3 AA2 7 TRP A 51 SER A 54 -1 O VAL A 53 N SER A 45 SHEET 4 AA2 7 MET A 104 LEU A 108 -1 O ILE A 106 N VAL A 52 SHEET 5 AA2 7 GLN A 81 VAL A 90 -1 N SER A 86 O LYS A 107 SHEET 6 AA2 7 GLN A 64 LEU A 67 -1 N LEU A 67 O GLN A 81 SHEET 7 AA2 7 GLN A 30 ASN A 34 -1 N ASN A 34 O GLN A 64 SSBOND 1 CYS A 22 CYS A 157 1555 1555 1.92 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.05 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.10 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.05 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.10 SSBOND 6 CYS A 191 CYS A 220 1555 1555 1.98 LINK OE1 GLU A 70 CA CA A 305 1555 1555 2.18 LINK O ASN A 72 CA CA A 305 1555 1555 2.22 LINK O VAL A 75 CA CA A 305 1555 1555 2.20 LINK OE2 GLU A 80 CA CA A 305 1555 1555 2.40 CRYST1 54.101 58.152 66.288 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 0.018484 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017196 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015086 0.00000