HEADER DE NOVO PROTEIN 28-JUL-15 5CWB TITLE CRYSTAL STRUCTURE OF DE NOVO DESIGNED HELICAL REPEAT PROTEIN DHR4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DESIGNED HELICAL REPEAT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET21_NESG KEYWDS HELICAL REPEAT PROTEIN, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.BHABHA,D.C.EKIERT REVDAT 4 30-OCT-24 5CWB 1 JRNL REMARK REVDAT 3 06-JAN-16 5CWB 1 JRNL REVDAT 2 30-DEC-15 5CWB 1 JRNL REVDAT 1 16-DEC-15 5CWB 0 JRNL AUTH T.J.BRUNETTE,F.PARMEGGIANI,P.S.HUANG,G.BHABHA,D.C.EKIERT, JRNL AUTH 2 S.E.TSUTAKAWA,G.L.HURA,J.A.TAINER,D.BAKER JRNL TITL EXPLORING THE REPEAT PROTEIN UNIVERSE THROUGH COMPUTATIONAL JRNL TITL 2 PROTEIN DESIGN. JRNL REF NATURE V. 528 580 2015 JRNL REFN ESSN 1476-4687 JRNL PMID 26675729 JRNL DOI 10.1038/NATURE16162 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.9_1692) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.90 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 24144 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1207 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 42.9191 - 3.2238 1.00 2741 144 0.1702 0.1877 REMARK 3 2 3.2238 - 2.5589 0.99 2581 136 0.1763 0.2301 REMARK 3 3 2.5589 - 2.2354 0.99 2592 137 0.1578 0.1875 REMARK 3 4 2.2354 - 2.0311 0.99 2540 132 0.1756 0.2128 REMARK 3 5 2.0311 - 1.8855 0.99 2514 134 0.1987 0.2340 REMARK 3 6 1.8855 - 1.7743 0.99 2511 132 0.2426 0.2846 REMARK 3 7 1.7743 - 1.6854 0.98 2517 132 0.2644 0.3053 REMARK 3 8 1.6854 - 1.6121 0.98 2489 131 0.2827 0.3005 REMARK 3 9 1.6121 - 1.5500 0.97 2452 129 0.3193 0.3571 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) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.470 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.49 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.43 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 : 0.005 1832 REMARK 3 ANGLE : 0.755 2484 REMARK 3 CHIRALITY : 0.031 292 REMARK 3 PLANARITY : 0.002 338 REMARK 3 DIHEDRAL : 13.223 746 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 6 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ( CHAIN A AND RESID 5:27 ) REMARK 3 ORIGIN FOR THE GROUP (A): 35.6159 60.2624 -14.0388 REMARK 3 T TENSOR REMARK 3 T11: 0.2712 T22: 0.3179 REMARK 3 T33: 0.1979 T12: 0.0046 REMARK 3 T13: -0.0133 T23: 0.0221 REMARK 3 L TENSOR REMARK 3 L11: 0.9461 L22: 0.4794 REMARK 3 L33: 1.6400 L12: -0.1563 REMARK 3 L13: 0.8637 L23: 0.5118 REMARK 3 S TENSOR REMARK 3 S11: -0.0478 S12: 0.2464 S13: -0.0616 REMARK 3 S21: -0.2988 S22: 0.0605 S23: -0.1413 REMARK 3 S31: -0.1245 S32: -0.2615 S33: 0.0007 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: ( CHAIN A AND RESID 28:74 ) REMARK 3 ORIGIN FOR THE GROUP (A): 35.8236 59.7273 -3.5849 REMARK 3 T TENSOR REMARK 3 T11: 0.2299 T22: 0.2174 REMARK 3 T33: 0.1940 T12: 0.0473 REMARK 3 T13: 0.0206 T23: 0.0150 REMARK 3 L TENSOR REMARK 3 L11: 1.8411 L22: 1.2245 REMARK 3 L33: 2.2201 L12: -0.0868 REMARK 3 L13: 1.3855 L23: -1.1242 REMARK 3 S TENSOR REMARK 3 S11: 0.0236 S12: 0.1925 S13: 0.1772 REMARK 3 S21: 0.0624 S22: -0.0021 S23: 0.2011 REMARK 3 S31: -0.3805 S32: -0.3267 S33: -0.1456 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: ( CHAIN A AND RESID 75:99 ) REMARK 3 ORIGIN FOR THE GROUP (A): 42.7445 63.8172 0.6665 REMARK 3 T TENSOR REMARK 3 T11: 0.2815 T22: 0.1933 REMARK 3 T33: 0.2392 T12: 0.0041 REMARK 3 T13: -0.0034 T23: 0.0239 REMARK 3 L TENSOR REMARK 3 L11: 1.3291 L22: 1.0111 REMARK 3 L33: 1.8608 L12: -0.6000 REMARK 3 L13: 1.0896 L23: -1.0302 REMARK 3 S TENSOR REMARK 3 S11: 0.0220 S12: 0.4065 S13: 0.3414 REMARK 3 S21: 0.0724 S22: -0.1241 S23: -0.1412 REMARK 3 S31: -0.7498 S32: -0.1432 S33: -0.3236 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: ( CHAIN A AND RESID 100:148 ) REMARK 3 ORIGIN FOR THE GROUP (A): 46.8734 56.1353 3.2296 REMARK 3 T TENSOR REMARK 3 T11: 0.1757 T22: 0.1760 REMARK 3 T33: 0.1896 T12: -0.0188 REMARK 3 T13: 0.0056 T23: 0.0067 REMARK 3 L TENSOR REMARK 3 L11: 1.6662 L22: 0.9304 REMARK 3 L33: 1.7750 L12: 0.0946 REMARK 3 L13: 0.3417 L23: -1.0479 REMARK 3 S TENSOR REMARK 3 S11: -0.0512 S12: 0.0631 S13: -0.0417 REMARK 3 S21: 0.0514 S22: -0.1138 S23: -0.1752 REMARK 3 S31: -0.0731 S32: 0.2239 S33: -0.0051 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: ( CHAIN A AND RESID 149:173 ) REMARK 3 ORIGIN FOR THE GROUP (A): 47.9177 52.0043 11.3011 REMARK 3 T TENSOR REMARK 3 T11: 0.2681 T22: 0.2681 REMARK 3 T33: 0.3340 T12: 0.0311 REMARK 3 T13: -0.0349 T23: 0.0624 REMARK 3 L TENSOR REMARK 3 L11: 3.1713 L22: 0.8431 REMARK 3 L33: 1.1136 L12: -0.0077 REMARK 3 L13: -0.4217 L23: -0.8696 REMARK 3 S TENSOR REMARK 3 S11: -0.0550 S12: -0.9141 S13: -0.7151 REMARK 3 S21: 0.0437 S22: -0.2376 S23: -0.0500 REMARK 3 S31: -0.2016 S32: 0.3980 S33: -0.7146 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: ( CHAIN A AND RESID 174:201 ) REMARK 3 ORIGIN FOR THE GROUP (A): 58.4231 53.9664 6.6648 REMARK 3 T TENSOR REMARK 3 T11: 0.3102 T22: 0.2847 REMARK 3 T33: 0.5190 T12: 0.0250 REMARK 3 T13: -0.0689 T23: -0.0144 REMARK 3 L TENSOR REMARK 3 L11: 0.7248 L22: 2.1154 REMARK 3 L33: 1.5675 L12: 0.8263 REMARK 3 L13: -0.1792 L23: -1.1204 REMARK 3 S TENSOR REMARK 3 S11: -0.2662 S12: -0.1373 S13: -0.2699 REMARK 3 S21: 0.6417 S22: 0.0866 S23: -0.7742 REMARK 3 S31: -0.0796 S32: 0.3678 S33: -0.6123 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 5CWB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-AUG-15. REMARK 100 THE DEPOSITION ID IS D_1000211982. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.111 REMARK 200 MONOCHROMATOR : DOUBLE FLAT CRYSTAL, SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24187 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 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 (%) : 98.7 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.5500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 REMARK 200 R MERGE FOR SHELL (I) : 1.97600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.040 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 (%): 28.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M AMMONIUM ACETATE, 0.1M ACETATE, REMARK 280 PH 4.6, 30% PEG 4000, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 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 21.90500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.18500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.11500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.18500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.90500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.11500 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 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 MET A 1 REMARK 465 SER A 2 REMARK 465 TYR A 3 REMARK 465 GLU A 4 REMARK 465 SER A 202 REMARK 465 TRP A 203 REMARK 465 LEU A 204 REMARK 465 GLU A 205 REMARK 465 HIS A 206 REMARK 465 HIS A 207 REMARK 465 HIS A 208 REMARK 465 HIS A 209 REMARK 465 HIS A 210 REMARK 465 HIS A 211 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 133 HH12 ARG A 187 1.55 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5CWC RELATED DB: PDB REMARK 900 RELATED ID: 5CWD RELATED DB: PDB REMARK 900 RELATED ID: 5CWF RELATED DB: PDB REMARK 900 RELATED ID: 5CWG RELATED DB: PDB REMARK 900 RELATED ID: 5CWH RELATED DB: PDB REMARK 900 RELATED ID: 5CWI RELATED DB: PDB REMARK 900 RELATED ID: 5CWJ RELATED DB: PDB REMARK 900 RELATED ID: 5CWK RELATED DB: PDB REMARK 900 RELATED ID: 5CWL RELATED DB: PDB REMARK 900 RELATED ID: 5CWM RELATED DB: PDB REMARK 900 RELATED ID: 5CWN RELATED DB: PDB REMARK 900 RELATED ID: 5CWO RELATED DB: PDB REMARK 900 RELATED ID: 5CWP RELATED DB: PDB REMARK 900 RELATED ID: 5CWQ RELATED DB: PDB DBREF 5CWB A 1 211 PDB 5CWB 5CWB 1 211 SEQRES 1 A 211 MET SER TYR GLU ASP GLU CYS GLU GLU LYS ALA ARG ARG SEQRES 2 A 211 VAL ALA GLU LYS VAL GLU ARG LEU LYS ARG SER GLY THR SEQRES 3 A 211 SER GLU ASP GLU ILE ALA GLU GLU VAL ALA ARG GLU ILE SEQRES 4 A 211 SER GLU VAL ILE ARG THR LEU LYS GLU SER GLY SER SER SEQRES 5 A 211 TYR GLU VAL ILE CYS GLU CYS VAL ALA ARG ILE VAL ALA SEQRES 6 A 211 GLU ILE VAL GLU ALA LEU LYS ARG SER GLY THR SER GLU SEQRES 7 A 211 ASP GLU ILE ALA GLU ILE VAL ALA ARG VAL ILE SER GLU SEQRES 8 A 211 VAL ILE ARG THR LEU LYS GLU SER GLY SER SER TYR GLU SEQRES 9 A 211 VAL ILE CYS GLU CYS VAL ALA ARG ILE VAL ALA GLU ILE SEQRES 10 A 211 VAL GLU ALA LEU LYS ARG SER GLY THR SER GLU ASP GLU SEQRES 11 A 211 ILE ALA GLU ILE VAL ALA ARG VAL ILE SER GLU VAL ILE SEQRES 12 A 211 ARG THR LEU LYS GLU SER GLY SER SER TYR GLU VAL ILE SEQRES 13 A 211 LYS GLU CYS VAL GLN ARG ILE VAL GLU GLU ILE VAL GLU SEQRES 14 A 211 ALA LEU LYS ARG SER GLY THR SER GLU ASP GLU ILE ASN SEQRES 15 A 211 GLU ILE VAL ARG ARG VAL LYS SER GLU VAL GLU ARG THR SEQRES 16 A 211 LEU LYS GLU SER GLY SER SER TRP LEU GLU HIS HIS HIS SEQRES 17 A 211 HIS HIS HIS FORMUL 2 HOH *108(H2 O) HELIX 1 AA1 GLU A 6 SER A 24 1 19 HELIX 2 AA2 SER A 27 SER A 49 1 23 HELIX 3 AA3 SER A 52 SER A 74 1 23 HELIX 4 AA4 SER A 77 GLY A 100 1 24 HELIX 5 AA5 SER A 102 GLY A 125 1 24 HELIX 6 AA6 SER A 127 SER A 149 1 23 HELIX 7 AA7 SER A 152 SER A 174 1 23 HELIX 8 AA8 SER A 177 GLY A 200 1 24 SSBOND 1 CYS A 7 CYS A 59 1555 1555 2.04 SSBOND 2 CYS A 57 CYS A 109 1555 1555 2.03 SSBOND 3 CYS A 107 CYS A 159 1555 1555 2.02 CRYST1 43.810 56.230 66.370 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 0.022826 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017784 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015067 0.00000