PDB Short entry for 1Z92 HEADER IMMUNE SYSTEM 31-MAR-05 1Z92 TITLE STRUCTURE OF INTERLEUKIN-2 WITH ITS ALPHA RECEPTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IL-2, T-CELL GROWTH FACTOR, TCGF, ALDESLEUKIN; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: INTERLEUKIN-2 RECEPTOR ALPHA CHAIN; COMPND 8 CHAIN: B; COMPND 9 FRAGMENT: EXTRACELLULAR DOMAIN; COMPND 10 SYNONYM: IL-2 RECEPTOR ALPHA SUBUNIT, P55, TAC ANTIGEN, COMPND 11 CD25 ANTIGEN; COMPND 12 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: IL2; SOURCE 6 EXPRESSION_SYSTEM: TRICHOPLUSIA NI; SOURCE 7 EXPRESSION_SYSTEM_COMMON: CABBAGE LOOPER; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7111; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606; SOURCE 13 GENE: IL2RA; SOURCE 14 EXPRESSION_SYSTEM: TRICHOPLUSIA NI; SOURCE 15 EXPRESSION_SYSTEM_COMMON: CABBAGE LOOPER; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 7111 KEYWDS INTERLEUKIN-2, INTERLEUKIN-2 ALPHA RECEPTOR, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR M.RICKERT,X.Q.WANG,N.GORIATCHEVA,M.J.BOULANGER,K.C.GARCIA REVDAT 2 24-FEB-09 1Z92 1 VERSN REVDAT 1 07-JUN-05 1Z92 0 JRNL AUTH M.RICKERT,X.WANG,M.J.BOULANGER,N.GORIATCHEVA, JRNL AUTH 2 K.C.GARCIA JRNL TITL THE STRUCTURE OF INTERLEUKIN-2 COMPLEXED WITH ITS JRNL TITL 2 ALPHA RECEPTOR. JRNL REF SCIENCE V. 308 1477 2005 JRNL REFN ISSN 0036-8075 JRNL PMID 15933202 JRNL DOI 10.1126/SCIENCE.1109745 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 10260 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.233 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1065 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.90 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2800 REMARK 3 BIN FREE R VALUE : 0.3290 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 60 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 : 1971 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 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) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.37 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.48 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.44 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.50 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.00 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1Z92 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-APR-05. REMARK 100 THE RCSB ID CODE IS RCSB032451. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-OCT-02 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12141 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 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 <I/SIGMA(I)> 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: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NA-MALONIC ACID, PH 7.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 76.22000 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 38.11000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 38.11000 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 76.22000 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 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 ALA A 1 REMARK 465 PRO A 2 REMARK 465 THR A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 GLN A 74 REMARK 465 SER A 75 REMARK 465 LYS A 76 REMARK 465 ASN A 77 REMARK 465 PHE A 78 REMARK 465 HIS A 79 REMARK 465 LEU A 80 REMARK 465 GLY B 48 REMARK 465 ASN B 49 REMARK 465 SER B 50 REMARK 465 SER B 51 REMARK 465 HIS B 52 REMARK 465 ALA B 65 REMARK 465 THR B 66 REMARK 465 ARG B 67 REMARK 465 ASN B 68 REMARK 465 THR B 69 REMARK 465 THR B 70 REMARK 465 LYS B 71 REMARK 465 GLN B 72 REMARK 465 VAL B 73 REMARK 465 THR B 74 REMARK 465 PRO B 75 REMARK 465 GLN B 76 REMARK 465 PRO B 77 REMARK 465 GLU B 78 REMARK 465 GLU B 79 REMARK 465 GLN B 80 REMARK 465 LYS B 81 REMARK 465 GLU B 82 REMARK 465 ARG B 83 REMARK 465 LYS B 84 REMARK 465 THR B 85 REMARK 465 THR B 86 REMARK 465 GLU B 87 REMARK 465 MET B 88 REMARK 465 GLN B 89 REMARK 465 SER B 90 REMARK 465 PRO B 91 REMARK 465 MET B 92 REMARK 465 GLN B 93 REMARK 465 PRO B 94 REMARK 465 VAL B 95 REMARK 465 ASP B 96 REMARK 465 GLN B 97 REMARK 465 ALA B 98 REMARK 465 SER B 99 REMARK 465 LEU B 100 REMARK 465 PRO B 101 REMARK 465 GLY B 102 REMARK 465 HIS B 103 REMARK 465 GLU B 166 REMARK 465 MET B 167 REMARK 465 GLU B 168 REMARK 465 THR B 169 REMARK 465 SER B 170 REMARK 465 GLN B 171 REMARK 465 PHE B 172 REMARK 465 PRO B 173 REMARK 465 GLY B 174 REMARK 465 GLU B 175 REMARK 465 GLU B 176 REMARK 465 LYS B 177 REMARK 465 PRO B 178 REMARK 465 GLN B 179 REMARK 465 ALA B 180 REMARK 465 SER B 181 REMARK 465 PRO B 182 REMARK 465 GLU B 183 REMARK 465 GLY B 184 REMARK 465 ARG B 185 REMARK 465 PRO B 186 REMARK 465 GLU B 187 REMARK 465 SER B 188 REMARK 465 GLU B 189 REMARK 465 THR B 190 REMARK 465 SER B 191 REMARK 465 CYS B 192 REMARK 465 LEU B 193 REMARK 465 VAL B 194 REMARK 465 THR B 195 REMARK 465 THR B 196 REMARK 465 THR B 197 REMARK 465 ASP B 198 REMARK 465 PHE B 199 REMARK 465 GLN B 200 REMARK 465 ILE B 201 REMARK 465 GLN B 202 REMARK 465 THR B 203 REMARK 465 GLU B 204 REMARK 465 MET B 205 REMARK 465 ALA B 206 REMARK 465 ALA B 207 REMARK 465 THR B 208 REMARK 465 MET B 209 REMARK 465 GLU B 210 REMARK 465 THR B 211 REMARK 465 SER B 212 REMARK 465 ILE B 213 REMARK 465 PHE B 214 REMARK 465 THR B 215 REMARK 465 THR B 216 REMARK 465 GLU B 217 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 THR A 51 -26.39 -152.70 REMARK 500 LEU A 56 0.27 -60.17 REMARK 500 LYS A 97 13.30 -143.10 REMARK 500 CYS A 105 74.62 -68.83 REMARK 500 TYR A 107 -169.49 53.30 REMARK 500 LEU A 132 43.91 -64.55 REMARK 500 GLU B 22 99.63 -46.67 REMARK 500 SER B 41 155.50 -45.29 REMARK 500 ASP B 56 -68.96 -101.89 REMARK 500 GLN B 60 118.82 -171.25 REMARK 500 GLU B 106 106.49 -52.50 REMARK 500 GLU B 111 47.80 -73.46 REMARK 500 ASN B 112 -169.77 -37.86 REMARK 500 THR B 115 -41.29 -157.79 REMARK 500 GLU B 116 -165.21 150.16 REMARK 500 PRO B 142 135.99 -39.80 REMARK 500 HIS B 151 78.77 32.90 REMARK 500 REMARK 500 REMARK: NULL DBREF 1Z92 A 1 133 UNP P60568 IL2_HUMAN 21 153 DBREF 1Z92 B 1 217 UNP P01589 IL2RA_HUMAN 22 238 SEQADV 1Z92 ASP B -1 UNP P01589 CLONING ARTIFACT SEQADV 1Z92 PRO B 0 UNP P01589 CLONING ARTIFACT SEQRES 1 A 133 ALA PRO THR SER SER SER THR LYS LYS THR GLN LEU GLN SEQRES 2 A 133 LEU GLU HIS LEU LEU LEU ASP LEU GLN MET ILE LEU ASN SEQRES 3 A 133 GLY ILE ASN ASN TYR LYS ASN PRO LYS LEU THR ARG MET SEQRES 4 A 133 LEU THR PHE LYS PHE TYR MET PRO LYS LYS ALA THR GLU SEQRES 5 A 133 LEU LYS HIS LEU GLN CYS LEU GLU GLU GLU LEU LYS PRO SEQRES 6 A 133 LEU GLU GLU VAL LEU ASN LEU ALA GLN SER LYS ASN PHE SEQRES 7 A 133 HIS LEU ARG PRO ARG ASP LEU ILE SER ASN ILE ASN VAL SEQRES 8 A 133 ILE VAL LEU GLU LEU LYS GLY SER GLU THR THR PHE MET SEQRES 9 A 133 CYS GLU TYR ALA ASP GLU THR ALA THR ILE VAL GLU PHE SEQRES 10 A 133 LEU ASN ARG TRP ILE THR PHE CYS GLN SER ILE ILE SER SEQRES 11 A 133 THR LEU THR SEQRES 1 B 219 ASP PRO GLU LEU CYS ASP ASP ASP PRO PRO GLU ILE PRO SEQRES 2 B 219 HIS ALA THR PHE LYS ALA MET ALA TYR LYS GLU GLY THR SEQRES 3 B 219 MET LEU ASN CYS GLU CYS LYS ARG GLY PHE ARG ARG ILE SEQRES 4 B 219 LYS SER GLY SER LEU TYR MET LEU CYS THR GLY ASN SER SEQRES 5 B 219 SER HIS SER SER TRP ASP ASN GLN CYS GLN CYS THR SER SEQRES 6 B 219 SER ALA THR ARG ASN THR THR LYS GLN VAL THR PRO GLN SEQRES 7 B 219 PRO GLU GLU GLN LYS GLU ARG LYS THR THR GLU MET GLN SEQRES 8 B 219 SER PRO MET GLN PRO VAL ASP GLN ALA SER LEU PRO GLY SEQRES 9 B 219 HIS CYS ARG GLU PRO PRO PRO TRP GLU ASN GLU ALA THR SEQRES 10 B 219 GLU ARG ILE TYR HIS PHE VAL VAL GLY GLN MET VAL TYR SEQRES 11 B 219 TYR GLN CYS VAL GLN GLY TYR ARG ALA LEU HIS ARG GLY SEQRES 12 B 219 PRO ALA GLU SER VAL CYS LYS MET THR HIS GLY LYS THR SEQRES 13 B 219 ARG TRP THR GLN PRO GLN LEU ILE CYS THR GLY GLU MET SEQRES 14 B 219 GLU THR SER GLN PHE PRO GLY GLU GLU LYS PRO GLN ALA SEQRES 15 B 219 SER PRO GLU GLY ARG PRO GLU SER GLU THR SER CYS LEU SEQRES 16 B 219 VAL THR THR THR ASP PHE GLN ILE GLN THR GLU MET ALA SEQRES 17 B 219 ALA THR MET GLU THR SER ILE PHE THR THR GLU HELIX 1 1 SER A 6 ASN A 29 1 24 HELIX 2 2 LYS A 35 LEU A 40 1 6 HELIX 3 3 GLU A 52 LYS A 54 5 3 HELIX 4 4 HIS A 55 GLU A 61 1 7 HELIX 5 5 GLU A 62 ASN A 71 1 10 HELIX 6 6 ARG A 81 GLY A 98 1 18 HELIX 7 7 THR A 113 LEU A 132 1 20 SHEET 1 A 2 PHE A 44 TYR A 45 0 SHEET 2 A 2 THR A 111 ALA A 112 -1 O ALA A 112 N PHE A 44 SHEET 1 B 4 ALA B 13 ALA B 17 0 SHEET 2 B 4 MET B 126 CYS B 131 -1 O TYR B 128 N LYS B 16 SHEET 3 B 4 GLU B 144 LYS B 148 -1 O SER B 145 N VAL B 127 SHEET 4 B 4 ARG B 155 TRP B 156 -1 O ARG B 155 N LYS B 148 SHEET 1 C 3 TYR B 43 LEU B 45 0 SHEET 2 C 3 MET B 25 ASN B 27 -1 N LEU B 26 O MET B 44 SHEET 3 C 3 TYR B 119 HIS B 120 -1 O HIS B 120 N MET B 25 SHEET 1 D 2 PHE B 34 ARG B 36 0 SHEET 2 D 2 CYS B 61 SER B 63 -1 O THR B 62 N ARG B 35 SHEET 1 E 2 ARG B 136 ARG B 140 0 SHEET 2 E 2 LEU B 161 THR B 164 -1 O ILE B 162 N LEU B 138 SSBOND 1 CYS A 58 CYS A 105 1555 1555 2.04 SSBOND 2 CYS B 3 CYS B 147 1555 1555 2.04 SSBOND 3 CYS B 28 CYS B 59 1555 1555 2.03 SSBOND 4 CYS B 30 CYS B 61 1555 1555 2.03 SSBOND 5 CYS B 46 CYS B 104 1555 1555 2.03 SSBOND 6 CYS B 131 CYS B 163 1555 1555 2.03 CRYST1 85.460 85.460 114.330 90.00 90.00 120.00 P 32 2 1 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 0.011701 0.006755 -0.000001 0.00000 SCALE2 0.000000 0.013511 -0.000001 0.00000 SCALE3 0.000000 0.000000 0.008747 0.00000