HEADER CYTOKINE 25-APR-25 9OD9 TITLE STRUCTURE OF DISULFIDE-STABILIZED IL-18 VARIANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-18; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IL-18,IBOCTADEKIN,INTERFERON GAMMA-INDUCING FACTOR,IFN- COMPND 5 GAMMA-INDUCING FACTOR,INTERLEUKIN-1 GAMMA,IL-1 GAMMA; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: IL18, IGIF, IL1F4; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS PROTEIN STRUCTURE, CYTOKINE EXPDTA X-RAY DIFFRACTION AUTHOR D.SUN,M.MASUREEL,T.BAINBRIDGE,B.BULUTOGLU REVDAT 1 30-JUL-25 9OD9 0 JRNL AUTH T.W.BAINBRIDGE,L.WANG,M.MOSKALENKO,R.HERRERA,M.T.PALUCH, JRNL AUTH 2 D.SUN,K.TASNEEM,H.SAINI,M.SADEK,M.KWONG,Y.M.KIM,J.M.BHATT, JRNL AUTH 3 C.TAM,P.P.F.CHAN,A.M.OVACIK,M.MASUREEL,Y.ZHAO, JRNL AUTH 4 J.T.SOCKOLOSKY,Y.QU,N.R.WEST,B.BULUTOGLU JRNL TITL ENGINEERED IL-18 VARIANTS WITH HALF-LIFE EXTENSION AND JRNL TITL 2 IMPROVED STABILITY FOR CANCER IMMUNOTHERAPY. JRNL REF J IMMUNOTHER CANCER V. 13 2025 JRNL REFN ESSN 2051-1426 JRNL PMID 40664452 JRNL DOI 10.1136/JITC-2025-011789 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20RC3-4406 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.93 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 3 NUMBER OF REFLECTIONS : 32175 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.188 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.850 REMARK 3 FREE R VALUE TEST SET COUNT : 1561 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 35.9300 - 3.5600 0.97 2877 107 0.1465 0.1496 REMARK 3 2 3.5600 - 2.8200 0.98 2817 155 0.1657 0.1646 REMARK 3 3 2.8200 - 2.4700 0.96 2745 153 0.1906 0.1994 REMARK 3 4 2.4700 - 2.2400 0.94 2727 121 0.1840 0.2155 REMARK 3 5 2.2400 - 2.0800 1.00 2878 125 0.1758 0.2444 REMARK 3 6 2.0800 - 1.9600 0.91 2600 158 0.1783 0.2144 REMARK 3 7 1.9600 - 1.8600 0.89 2540 149 0.1749 0.2014 REMARK 3 8 1.8600 - 1.7800 1.00 2877 142 0.1946 0.2265 REMARK 3 9 1.7800 - 1.7100 1.00 2867 155 0.2243 0.2668 REMARK 3 10 1.7100 - 1.6500 1.00 2824 157 0.2133 0.2792 REMARK 3 11 1.6500 - 1.6000 0.99 2862 139 0.2334 0.2073 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.146 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.588 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.15 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 1298 REMARK 3 ANGLE : 0.898 1739 REMARK 3 CHIRALITY : 0.065 187 REMARK 3 PLANARITY : 0.005 229 REMARK 3 DIHEDRAL : 6.034 169 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 37 THROUGH 90 ) REMARK 3 ORIGIN FOR THE GROUP (A): 25.7379 23.5948 -2.6489 REMARK 3 T TENSOR REMARK 3 T11: 0.1969 T22: 0.2219 REMARK 3 T33: 0.2425 T12: -0.0007 REMARK 3 T13: 0.0004 T23: 0.0157 REMARK 3 L TENSOR REMARK 3 L11: 0.9381 L22: 0.8605 REMARK 3 L33: 3.7727 L12: 0.0960 REMARK 3 L13: -0.8030 L23: -0.6270 REMARK 3 S TENSOR REMARK 3 S11: 0.0280 S12: 0.1165 S13: 0.0921 REMARK 3 S21: -0.0394 S22: 0.0994 S23: 0.0415 REMARK 3 S31: -0.1192 S32: -0.1541 S33: -0.1321 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 91 THROUGH 153 ) REMARK 3 ORIGIN FOR THE GROUP (A): 23.3287 18.5025 8.4226 REMARK 3 T TENSOR REMARK 3 T11: 0.1518 T22: 0.1609 REMARK 3 T33: 0.1706 T12: -0.0123 REMARK 3 T13: 0.0051 T23: 0.0086 REMARK 3 L TENSOR REMARK 3 L11: 3.2110 L22: 2.3634 REMARK 3 L33: 4.2445 L12: -0.7421 REMARK 3 L13: 0.2713 L23: 0.2054 REMARK 3 S TENSOR REMARK 3 S11: 0.0681 S12: -0.0202 S13: 0.0128 REMARK 3 S21: -0.0243 S22: 0.0090 S23: 0.0584 REMARK 3 S31: -0.0338 S32: -0.2589 S33: -0.0587 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 154 THROUGH 176 ) REMARK 3 ORIGIN FOR THE GROUP (A): 19.7741 10.1753 -2.4987 REMARK 3 T TENSOR REMARK 3 T11: 0.2973 T22: 0.2973 REMARK 3 T33: 0.3028 T12: -0.1232 REMARK 3 T13: -0.0361 T23: -0.0048 REMARK 3 L TENSOR REMARK 3 L11: 3.1339 L22: 2.9195 REMARK 3 L33: 4.2132 L12: 0.0670 REMARK 3 L13: -1.4488 L23: 0.2412 REMARK 3 S TENSOR REMARK 3 S11: -0.1834 S12: 0.4923 S13: -0.2266 REMARK 3 S21: -0.4218 S22: 0.2257 S23: 0.3833 REMARK 3 S31: 0.8100 S32: -0.5508 S33: -0.1184 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 177 THROUGH 194 ) REMARK 3 ORIGIN FOR THE GROUP (A): 31.2263 12.8972 -1.1533 REMARK 3 T TENSOR REMARK 3 T11: 0.1832 T22: 0.2111 REMARK 3 T33: 0.1566 T12: 0.0302 REMARK 3 T13: 0.0289 T23: -0.0078 REMARK 3 L TENSOR REMARK 3 L11: 5.2012 L22: 5.1955 REMARK 3 L33: 6.0256 L12: -1.8274 REMARK 3 L13: -1.0884 L23: -0.4650 REMARK 3 S TENSOR REMARK 3 S11: -0.0042 S12: -0.0453 S13: -0.1772 REMARK 3 S21: 0.2956 S22: 0.0168 S23: 0.4454 REMARK 3 S31: 0.2416 S32: -0.1022 S33: 0.0573 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9OD9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-APR-25. REMARK 100 THE DEPOSITION ID IS D_1000295360. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97946 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC REMARK 200 DATA SCALING SOFTWARE : AUTOPROC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32207 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 10.40 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM CITRATE, PH 5.0, 20% PEG REMARK 280 600, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 29.55333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 59.10667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 44.33000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 73.88333 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 14.77667 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 195 REMARK 465 GLY A 196 REMARK 465 GLU A 197 REMARK 465 ASN A 198 REMARK 465 LEU A 199 REMARK 465 TYR A 200 REMARK 465 PHE A 201 REMARK 465 GLN A 202 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE1 GLU A 177 O HOH A 301 2.06 REMARK 500 OE1 GLU A 121 O HOH A 302 2.08 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 GLU A 105 -56.81 72.02 REMARK 500 ARG A 167 -123.13 57.75 REMARK 500 REMARK 500 REMARK: NULL DBREF 9OD9 A 37 193 UNP Q14116 IL18_HUMAN 37 193 SEQADV 9OD9 SER A 74 UNP Q14116 CYS 74 CONFLICT SEQADV 9OD9 SER A 104 UNP Q14116 CYS 104 CONFLICT SEQADV 9OD9 SER A 112 UNP Q14116 CYS 112 CONFLICT SEQADV 9OD9 CYS A 162 UNP Q14116 ALA 162 CONFLICT SEQADV 9OD9 SER A 163 UNP Q14116 CYS 163 CONFLICT SEQADV 9OD9 CYS A 185 UNP Q14116 ILE 185 CONFLICT SEQADV 9OD9 GLY A 194 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 GLY A 195 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 GLY A 196 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 GLU A 197 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 ASN A 198 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 LEU A 199 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 TYR A 200 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 PHE A 201 UNP Q14116 EXPRESSION TAG SEQADV 9OD9 GLN A 202 UNP Q14116 EXPRESSION TAG SEQRES 1 A 166 TYR PHE GLY LYS LEU GLU SER LYS LEU SER VAL ILE ARG SEQRES 2 A 166 ASN LEU ASN ASP GLN VAL LEU PHE ILE ASP GLN GLY ASN SEQRES 3 A 166 ARG PRO LEU PHE GLU ASP MET THR ASP SER ASP SER ARG SEQRES 4 A 166 ASP ASN ALA PRO ARG THR ILE PHE ILE ILE SER MET TYR SEQRES 5 A 166 LYS ASP SER GLN PRO ARG GLY MET ALA VAL THR ILE SER SEQRES 6 A 166 VAL LYS SER GLU LYS ILE SER THR LEU SER SER GLU ASN SEQRES 7 A 166 LYS ILE ILE SER PHE LYS GLU MET ASN PRO PRO ASP ASN SEQRES 8 A 166 ILE LYS ASP THR LYS SER ASP ILE ILE PHE PHE GLN ARG SEQRES 9 A 166 SER VAL PRO GLY HIS ASP ASN LYS MET GLN PHE GLU SER SEQRES 10 A 166 SER SER TYR GLU GLY TYR PHE LEU CYS SER GLU LYS GLU SEQRES 11 A 166 ARG ASP LEU PHE LYS LEU ILE LEU LYS LYS GLU ASP GLU SEQRES 12 A 166 LEU GLY ASP ARG SER CYS MET PHE THR VAL GLN ASN GLU SEQRES 13 A 166 ASP GLY GLY GLY GLU ASN LEU TYR PHE GLN FORMUL 2 HOH *122(H2 O) HELIX 1 AA1 ASP A 73 ALA A 78 1 6 HELIX 2 AA2 PRO A 79 ILE A 82 5 4 HELIX 3 AA3 SER A 112 ILE A 116 5 5 HELIX 4 AA4 ASP A 182 MET A 186 5 5 SHEET 1 AA1 7 SER A 118 LYS A 120 0 SHEET 2 AA1 7 ILE A 107 SER A 111 -1 N THR A 109 O LYS A 120 SHEET 3 AA1 7 MET A 96 LYS A 103 -1 N ILE A 100 O LEU A 110 SHEET 4 AA1 7 PHE A 83 ASP A 90 -1 N ILE A 84 O SER A 101 SHEET 5 AA1 7 PHE A 38 ARG A 49 -1 N LEU A 41 O MET A 87 SHEET 6 AA1 7 PHE A 137 VAL A 142 0 SHEET 7 AA1 7 HIS A 145 SER A 153 -1 O GLU A 152 N PHE A 138 SHEET 1 AA2 5 ASN A 127 ILE A 128 0 SHEET 2 AA2 5 PHE A 38 ARG A 49 -1 N PHE A 38 O ILE A 128 SHEET 3 AA2 5 PHE A 83 ASP A 90 -1 O MET A 87 N LEU A 41 SHEET 4 AA2 5 MET A 96 LYS A 103 -1 O SER A 101 N ILE A 84 SHEET 5 AA2 5 THR A 188 ASN A 191 0 SHEET 1 AA3 2 VAL A 55 ILE A 58 0 SHEET 2 AA3 2 PRO A 64 GLU A 67 -1 O LEU A 65 N PHE A 57 SHEET 1 AA4 2 TYR A 159 GLU A 166 0 SHEET 2 AA4 2 LEU A 169 LYS A 176 -1 O LEU A 169 N GLU A 166 SSBOND 1 CYS A 162 CYS A 185 1555 1555 2.05 CRYST1 70.821 70.821 88.660 90.00 90.00 120.00 P 61 6 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 0.014120 0.008152 0.000000 0.00000 SCALE2 0.000000 0.016304 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011279 0.00000 CONECT 1015 1206 CONECT 1206 1015 MASTER 312 0 0 4 16 0 0 6 1399 1 2 13 END