HEADER CYTOKINE/RECEPTOR 25-FEB-99 1IAR TITLE INTERLEUKIN-4 / RECEPTOR ALPHA CHAIN COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (INTERLEUKIN-4); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: PROTEIN (INTERLEUKIN-4 RECEPTOR ALPHA CHAIN); COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: EXTRACELLULAR DOMAIN; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 OTHER_DETAILS: RECOMBINANT; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 14 OTHER_DETAILS: RECOMBINANT KEYWDS CYTOKINE RECEPTOR, INTERLEUKIN-4, CYTOKINE-RECEPTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR T.HAGE,W.SEBALD,P.REINEMER REVDAT 7 16-OCT-24 1IAR 1 REMARK REVDAT 6 27-DEC-23 1IAR 1 SSBOND REVDAT 5 06-NOV-19 1IAR 1 JRNL SEQADV REVDAT 4 14-MAR-18 1IAR 1 SEQADV REVDAT 3 04-OCT-17 1IAR 1 REMARK REVDAT 2 24-FEB-09 1IAR 1 VERSN REVDAT 1 03-MAR-00 1IAR 0 JRNL AUTH T.HAGE,W.SEBALD,P.REINEMER JRNL TITL CRYSTAL STRUCTURE OF THE INTERLEUKIN-4/RECEPTOR ALPHA CHAIN JRNL TITL 2 COMPLEX REVEALS A MOSAIC BINDING INTERFACE. JRNL REF CELL(CAMBRIDGE,MASS.) V. 97 271 1999 JRNL REFN ISSN 0092-8674 JRNL PMID 10219247 JRNL DOI 10.1016/S0092-8674(00)80736-9 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.HAGE,P.REINEMER,W.SEBALD REMARK 1 TITL CRYSTALS OF A 1:1 COMPLEX BETWEEN HUMAN INTERLEUKIN-4 AND REMARK 1 TITL 2 THE EXTRACELLULAR DOMAIN OF ITS RECEPTOR ALPHA CHAIN. REMARK 1 REF EUR.J.BIOCHEM. V. 258 831 1998 REMARK 1 REFN ISSN 0014-2956 REMARK 1 PMID 9874253 REMARK 1 DOI 10.1046/J.1432-1327.1998.2580831.X REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.8 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 16652 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) : 0.218 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 797 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 : 15 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.35 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1028 REMARK 3 BIN R VALUE (WORKING SET) : 0.2840 REMARK 3 BIN FREE R VALUE : 0.3440 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 41 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 : 2565 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 230 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.50 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 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) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.900 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) : 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 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 : PAR_CSD (ENGH & HUBER) REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : TOP_CSD (ENGH & HUBER) REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1IAR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-FEB-99. REMARK 100 THE DEPOSITION ID IS D_1000000543. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NOV-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MPG/DESY, HAMBURG REMARK 200 BEAMLINE : BW6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.2 REMARK 200 MONOCHROMATOR : SI(111) DOUBLE MONOCHROMATOR REMARK 200 OPTICS : DOUBLE-FOCUSSING TOROIDAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM, ROTAVATA/AGROVATA REMARK 200 DATA SCALING SOFTWARE : CCP4 (AGROVATA, ROTAVATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16897 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03800 REMARK 200 FOR THE DATA SET : 52.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.06700 REMARK 200 FOR SHELL : 20.00 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 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 24.86000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.23000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.99000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.23000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.86000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.99000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 THR B 108 REMARK 465 ASN B 109 REMARK 465 VAL B 110 REMARK 465 SER B 111 REMARK 465 SER B 164 REMARK 465 THR B 165 REMARK 465 LEU B 166 REMARK 465 LYS B 167 REMARK 465 SER B 168 REMARK 465 ASN B 198 REMARK 465 SER B 199 REMARK 465 TYR B 200 REMARK 465 ARG B 201 REMARK 465 GLU B 202 REMARK 465 PRO B 203 REMARK 465 PHE B 204 REMARK 465 GLU B 205 REMARK 465 GLN B 206 REMARK 465 HIS B 207 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 LYS A 2 -122.04 50.58 REMARK 500 GLN A 20 105.97 -175.54 REMARK 500 ALA A 35 69.21 27.70 REMARK 500 SER A 36 -85.02 -63.20 REMARK 500 CYS A 99 80.21 -157.13 REMARK 500 SER A 128 36.38 -166.31 REMARK 500 MET B 14 -72.23 -136.98 REMARK 500 TYR B 129 -56.83 -26.11 REMARK 500 ASN B 142 71.38 -68.74 REMARK 500 ASP B 143 100.07 82.20 REMARK 500 PRO B 144 -126.48 -61.99 REMARK 500 ALA B 145 -25.35 61.13 REMARK 500 ALA B 162 -68.73 -108.42 REMARK 500 REMARK 500 REMARK: NULL DBREF 1IAR A 1 129 UNP P05112 IL4_HUMAN 25 153 DBREF 1IAR B 1 207 UNP P24394 IL4RA_HUMAN 26 232 SEQADV 1IAR ALA B 182 UNP P24394 CYS 207 ENGINEERED MUTATION SEQADV 1IAR PHE B 1 UNP P24394 MET 26 ENGINEERED MUTATION SEQRES 1 A 129 HIS LYS CYS ASP ILE THR LEU GLN GLU ILE ILE LYS THR SEQRES 2 A 129 LEU ASN SER LEU THR GLU GLN LYS THR LEU CYS THR GLU SEQRES 3 A 129 LEU THR VAL THR ASP ILE PHE ALA ALA SER LYS ASN THR SEQRES 4 A 129 THR GLU LYS GLU THR PHE CYS ARG ALA ALA THR VAL LEU SEQRES 5 A 129 ARG GLN PHE TYR SER HIS HIS GLU LYS ASP THR ARG CYS SEQRES 6 A 129 LEU GLY ALA THR ALA GLN GLN PHE HIS ARG HIS LYS GLN SEQRES 7 A 129 LEU ILE ARG PHE LEU LYS ARG LEU ASP ARG ASN LEU TRP SEQRES 8 A 129 GLY LEU ALA GLY LEU ASN SER CYS PRO VAL LYS GLU ALA SEQRES 9 A 129 ASN GLN SER THR LEU GLU ASN PHE LEU GLU ARG LEU LYS SEQRES 10 A 129 THR ILE MET ARG GLU LYS TYR SER LYS CYS SER SER SEQRES 1 B 207 PHE LYS VAL LEU GLN GLU PRO THR CYS VAL SER ASP TYR SEQRES 2 B 207 MET SER ILE SER THR CYS GLU TRP LYS MET ASN GLY PRO SEQRES 3 B 207 THR ASN CYS SER THR GLU LEU ARG LEU LEU TYR GLN LEU SEQRES 4 B 207 VAL PHE LEU LEU SER GLU ALA HIS THR CYS ILE PRO GLU SEQRES 5 B 207 ASN ASN GLY GLY ALA GLY CYS VAL CYS HIS LEU LEU MET SEQRES 6 B 207 ASP ASP VAL VAL SER ALA ASP ASN TYR THR LEU ASP LEU SEQRES 7 B 207 TRP ALA GLY GLN GLN LEU LEU TRP LYS GLY SER PHE LYS SEQRES 8 B 207 PRO SER GLU HIS VAL LYS PRO ARG ALA PRO GLY ASN LEU SEQRES 9 B 207 THR VAL HIS THR ASN VAL SER ASP THR LEU LEU LEU THR SEQRES 10 B 207 TRP SER ASN PRO TYR PRO PRO ASP ASN TYR LEU TYR ASN SEQRES 11 B 207 HIS LEU THR TYR ALA VAL ASN ILE TRP SER GLU ASN ASP SEQRES 12 B 207 PRO ALA ASP PHE ARG ILE TYR ASN VAL THR TYR LEU GLU SEQRES 13 B 207 PRO SER LEU ARG ILE ALA ALA SER THR LEU LYS SER GLY SEQRES 14 B 207 ILE SER TYR ARG ALA ARG VAL ARG ALA TRP ALA GLN ALA SEQRES 15 B 207 TYR ASN THR THR TRP SER GLU TRP SER PRO SER THR LYS SEQRES 16 B 207 TRP HIS ASN SER TYR ARG GLU PRO PHE GLU GLN HIS FORMUL 3 HOH *230(H2 O) HELIX 1 1 ILE A 5 LEU A 17 1 13 HELIX 2 2 LEU A 23 GLU A 26 5 4 HELIX 3 3 GLU A 41 HIS A 59 1 19 HELIX 4 4 THR A 63 CYS A 65 5 3 HELIX 5 5 ALA A 70 ALA A 94 1 25 HELIX 6 6 LEU A 109 CYS A 127 1 19 HELIX 7 7 CYS B 29 GLU B 32 1 4 HELIX 8 8 PRO B 92 GLU B 94 5 3 HELIX 9 9 TYR B 129 HIS B 131 5 3 HELIX 10 10 GLN B 181 TYR B 183 5 3 SHEET 1 A 2 THR A 28 THR A 30 0 SHEET 2 A 2 GLN A 106 THR A 108 -1 N SER A 107 O VAL A 29 SHEET 1 B 3 THR B 8 SER B 11 0 SHEET 2 B 3 ILE B 16 LYS B 22 -1 N GLU B 20 O THR B 8 SHEET 3 B 3 GLY B 58 LEU B 64 -1 N LEU B 63 O SER B 17 SHEET 1 C 4 HIS B 47 CYS B 49 0 SHEET 2 C 4 LEU B 33 LEU B 39 -1 N TYR B 37 O HIS B 47 SHEET 3 C 4 TYR B 74 ALA B 80 -1 N TRP B 79 O ARG B 34 SHEET 4 C 4 GLN B 83 PHE B 90 -1 N PHE B 90 O TYR B 74 SHEET 1 D 3 THR B 105 HIS B 107 0 SHEET 2 D 3 LEU B 114 THR B 117 -1 N THR B 117 O THR B 105 SHEET 3 D 3 SER B 158 ILE B 161 -1 N ILE B 161 O LEU B 114 SHEET 1 E 4 PHE B 147 VAL B 152 0 SHEET 2 E 4 LEU B 132 SER B 140 -1 N ILE B 138 O ARG B 148 SHEET 3 E 4 TYR B 172 ALA B 180 -1 N TRP B 179 O THR B 133 SHEET 4 E 4 THR B 194 TRP B 196 -1 N TRP B 196 O TYR B 172 SSBOND 1 CYS A 3 CYS A 127 1555 1555 2.03 SSBOND 2 CYS A 24 CYS A 65 1555 1555 2.01 SSBOND 3 CYS A 46 CYS A 99 1555 1555 2.04 SSBOND 4 CYS B 9 CYS B 19 1555 1555 2.02 SSBOND 5 CYS B 29 CYS B 59 1555 1555 2.04 SSBOND 6 CYS B 49 CYS B 61 1555 1555 2.03 CRYST1 49.720 67.980 108.460 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 0.020113 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014710 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009220 0.00000