HEADER DE NOVO PROTEIN 22-AUG-23 8QAD TITLE X-RAY CRYSTAL STRUCTURE OF A DE NOVO DESIGNED SINGLE-CHAIN TITLE 2 ANTIPARALLEL 6-HELIX COILED-COIL ALPHA-HELICAL BARREL, SC-APCC-6-LLIA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SC-APCC-6-LLIA; 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: 562 KEYWDS COILED COIL, ALPHA-HELICAL BARREL, DE NOVO PROTEIN DESIGN, DE NOVO KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.I.ALBANESE,R.PETRENAS,D.N.WOOLFSON REVDAT 2 07-AUG-24 8QAD 1 JRNL REVDAT 1 03-JUL-24 8QAD 0 JRNL AUTH K.I.ALBANESE,R.PETRENAS,F.PIRRO,E.A.NAUDIN,U.BORUCU, JRNL AUTH 2 W.M.DAWSON,D.A.SCOTT,G.J.LEGGETT,O.D.WEINER,T.A.A.OLIVER, JRNL AUTH 3 D.N.WOOLFSON JRNL TITL RATIONALLY SEEDED COMPUTATIONAL PROTEIN DESIGN OF JRNL TITL 2 ɑ-HELICAL BARRELS. JRNL REF NAT.CHEM.BIOL. V. 20 991 2024 JRNL REFN ESSN 1552-4469 JRNL PMID 38902458 JRNL DOI 10.1038/S41589-024-01642-0 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.98 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 8231 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.250 REMARK 3 R VALUE (WORKING SET) : 0.248 REMARK 3 FREE R VALUE : 0.277 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.530 REMARK 3 FREE R VALUE TEST SET COUNT : 373 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 47.9800 - 3.2400 1.00 2720 130 0.2376 0.2580 REMARK 3 2 3.2400 - 2.5800 1.00 2594 118 0.2881 0.3452 REMARK 3 3 2.5800 - 2.2500 1.00 2544 125 0.2371 0.2675 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) : 0.229 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.602 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 46.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 58.91 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 : 0.001 967 REMARK 3 ANGLE : 0.256 1311 REMARK 3 CHIRALITY : 0.025 196 REMARK 3 PLANARITY : 0.001 144 REMARK 3 DIHEDRAL : 2.155 150 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN 'A' AND RESID 3 THROUGH 208) REMARK 3 ORIGIN FOR THE GROUP (A): 18.6574 26.0951 15.4245 REMARK 3 T TENSOR REMARK 3 T11: 0.2928 T22: 0.2333 REMARK 3 T33: 0.3783 T12: 0.0479 REMARK 3 T13: -0.0636 T23: -0.0447 REMARK 3 L TENSOR REMARK 3 L11: 3.2259 L22: 6.7629 REMARK 3 L33: 4.0874 L12: 0.5560 REMARK 3 L13: 0.5637 L23: -0.6670 REMARK 3 S TENSOR REMARK 3 S11: 0.2512 S12: 0.0076 S13: -0.0848 REMARK 3 S21: 0.2445 S22: -0.2000 S23: 0.1432 REMARK 3 S31: 0.1772 S32: 0.2169 S33: -0.0259 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 8QAD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-AUG-23. REMARK 100 THE DEPOSITION ID IS D_1292132823. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAY-23 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 : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROCESS REMARK 200 DATA SCALING SOFTWARE : AUTOPROCESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8255 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 47.980 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.02253 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.7200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.33 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.20530 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: AB INITIO PHASING REMARK 200 SOFTWARE USED: ARCIMBOLDO REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): NULL REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M POTASSIUM FORMATE, 20% W/V PEG REMARK 280 3350, VAPOR DIFFUSION, SITTING DROP, 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 17.27450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.97450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.43750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.97450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 17.27450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.43750 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 TOTAL BURIED SURFACE AREA: 900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL 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 -21 REMARK 465 GLY A -20 REMARK 465 SER A -19 REMARK 465 SER A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 SER A -11 REMARK 465 SER A -10 REMARK 465 GLY A -9 REMARK 465 LEU A -8 REMARK 465 VAL A -7 REMARK 465 PRO A -6 REMARK 465 ARG A -5 REMARK 465 GLY A -4 REMARK 465 SER A -3 REMARK 465 HIS A -2 REMARK 465 MET A -1 REMARK 465 MET A 0 REMARK 465 GLY A 1 REMARK 465 LEU A 2 REMARK 465 LYS A 26 REMARK 465 ILE A 27 REMARK 465 ALA A 28 REMARK 465 GLN A 29 REMARK 465 GLY A 30 REMARK 465 ALA A 31 REMARK 465 GLN A 32 REMARK 465 PRO A 33 REMARK 465 LEU A 34 REMARK 465 GLU A 35 REMARK 465 MET A 36 REMARK 465 LYS A 61 REMARK 465 ILE A 62 REMARK 465 ALA A 63 REMARK 465 GLN A 64 REMARK 465 THR A 65 REMARK 465 THR A 66 REMARK 465 GLU A 67 REMARK 465 THR A 68 REMARK 465 LYS A 69 REMARK 465 LYS A 70 REMARK 465 GLN A 71 REMARK 465 GLY A 72 REMARK 465 ASP A 73 REMARK 465 LEU A 74 REMARK 465 GLY A 102 REMARK 465 TYR A 103 REMARK 465 GLY A 104 REMARK 465 ASP A 105 REMARK 465 LYS A 106 REMARK 465 ARG A 107 REMARK 465 THR A 108 REMARK 465 LEU A 109 REMARK 465 LYS A 131A REMARK 465 LYS A 131B REMARK 465 ILE A 131C REMARK 465 ALA A 131D REMARK 465 GLN A 131E REMARK 465 VAL A 131F REMARK 465 ALA A 131G REMARK 465 PRO A 131H REMARK 465 THR A 131I REMARK 465 GLN A 131J REMARK 465 ARG A 131K REMARK 465 HIS A 131L REMARK 465 ARG A 131M REMARK 465 TYR A 131N REMARK 465 LEU A 131O REMARK 465 LEU A 131P REMARK 465 GLU A 131Q REMARK 465 GLU A 131R REMARK 465 ILE A 131S REMARK 465 ALA A 131T REMARK 465 GLN A 131U REMARK 465 LEU A 131V REMARK 465 ASP A 178 REMARK 465 SER A 179 REMARK 465 LEU A 180 REMARK 465 LEU A 181 REMARK 465 LYS A 182 REMARK 465 SER A 183 REMARK 465 ILE A 209 REMARK 465 ALA A 210 REMARK 465 GLN A 211 REMARK 465 GLY A 212 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 LEU A 3 CG CD1 CD2 REMARK 470 GLU A 4 CG CD OE1 OE2 REMARK 470 GLU A 5 CG CD OE1 OE2 REMARK 470 GLN A 8 CG CD OE1 NE2 REMARK 470 GLU A 11 CG CD OE1 OE2 REMARK 470 GLU A 12 CG CD OE1 OE2 REMARK 470 LYS A 15 CG CD CE NZ REMARK 470 LYS A 18 CG CD CE NZ REMARK 470 LYS A 19 CG CD CE NZ REMARK 470 LYS A 25 CG CD CE NZ REMARK 470 LEU A 37 CG CD1 CD2 REMARK 470 LEU A 38 CG CD1 CD2 REMARK 470 GLU A 39 CG CD OE1 OE2 REMARK 470 GLU A 40 CG CD OE1 OE2 REMARK 470 GLN A 43 CG CD OE1 NE2 REMARK 470 GLU A 46 CG CD OE1 OE2 REMARK 470 GLU A 47 CG CD OE1 OE2 REMARK 470 LYS A 50 CG CD CE NZ REMARK 470 LYS A 53 CD CE NZ REMARK 470 LYS A 54 CE NZ REMARK 470 LEU A 59 CG CD1 CD2 REMARK 470 LYS A 60 CB CG CD CE NZ REMARK 470 LEU A 75 CG CD1 CD2 REMARK 470 GLU A 76 CG CD OE1 OE2 REMARK 470 GLU A 77 CG CD OE1 OE2 REMARK 470 GLU A 83 OE1 OE2 REMARK 470 LYS A 87 CG CD CE NZ REMARK 470 LYS A 90 CE NZ REMARK 470 LYS A 91 CD CE NZ REMARK 470 TRP A 94 CD1 CD2 NE1 CE2 CE3 CZ2 CZ3 REMARK 470 TRP A 94 CH2 REMARK 470 LYS A 97 CE NZ REMARK 470 LYS A 98 CG CD CE NZ REMARK 470 ILE A 99 CG1 CG2 CD1 REMARK 470 GLN A 101 CG CD OE1 NE2 REMARK 470 LEU A 110 CG CD1 CD2 REMARK 470 GLU A 111 CG CD OE1 OE2 REMARK 470 GLU A 112 CG CD OE1 OE2 REMARK 470 GLN A 115 CG CD OE1 NE2 REMARK 470 GLU A 118 CG CD OE1 OE2 REMARK 470 GLU A 119 CD OE1 OE2 REMARK 470 LYS A 122 CG CD CE NZ REMARK 470 LYS A 125 CE NZ REMARK 470 LYS A 126 CE NZ REMARK 470 TRP A 129 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 129 CZ3 CH2 REMARK 470 GLU A 148 CD OE1 OE2 REMARK 470 GLU A 149 CG CD OE1 OE2 REMARK 470 LYS A 155 NZ REMARK 470 LYS A 156 CG CD CE NZ REMARK 470 LYS A 162 CD CE NZ REMARK 470 LYS A 163 CE NZ REMARK 470 GLN A 166 CG CD OE1 NE2 REMARK 470 LEU A 184 CG CD1 CD2 REMARK 470 LEU A 185 CG CD1 CD2 REMARK 470 GLU A 186 CG CD OE1 OE2 REMARK 470 GLU A 187 CG CD OE1 OE2 REMARK 470 GLN A 190 CG CD OE1 NE2 REMARK 470 GLU A 193 CG CD OE1 OE2 REMARK 470 GLU A 194 CG CD OE1 OE2 REMARK 470 LYS A 197 CG CD CE NZ REMARK 470 LYS A 200 CE NZ REMARK 470 LYS A 201 CG CD CE NZ REMARK 470 TRP A 204 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 204 CZ3 CH2 REMARK 470 LYS A 208 CG CD CE NZ REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 12P A 301 DBREF 8QAD A -21 212 PDB 8QAD 8QAD -21 212 SEQRES 1 A 234 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 234 LEU VAL PRO ARG GLY SER HIS MET MET GLY LEU LEU GLU SEQRES 3 A 234 GLU ILE ALA GLN LEU LEU GLU GLU ILE ALA LYS LEU LEU SEQRES 4 A 234 LYS LYS ILE ALA TRP LEU LEU LYS LYS ILE ALA GLN GLY SEQRES 5 A 234 ALA GLN PRO LEU GLU MET LEU LEU GLU GLU ILE ALA GLN SEQRES 6 A 234 LEU LEU GLU GLU ILE ALA LYS LEU LEU LYS LYS ILE ALA SEQRES 7 A 234 TRP LEU LEU LYS LYS ILE ALA GLN THR THR GLU THR LYS SEQRES 8 A 234 LYS GLN GLY ASP LEU LEU GLU GLU ILE ALA GLN LEU LEU SEQRES 9 A 234 GLU GLU ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU SEQRES 10 A 234 LEU LYS LYS ILE ALA GLN GLY TYR GLY ASP LYS ARG THR SEQRES 11 A 234 LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU ILE ALA SEQRES 12 A 234 LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS LYS ILE SEQRES 13 A 234 ALA GLN VAL ALA PRO THR GLN ARG HIS ARG TYR LEU LEU SEQRES 14 A 234 GLU GLU ILE ALA GLN LEU LEU GLU GLU ILE ALA LYS LEU SEQRES 15 A 234 LEU LYS LYS ILE ALA TRP LEU LEU LYS LYS ILE ALA GLN SEQRES 16 A 234 LEU LEU GLY GLY ASP SER LEU LEU LYS SER LEU LEU GLU SEQRES 17 A 234 GLU ILE ALA GLN LEU LEU GLU GLU ILE ALA LYS LEU LEU SEQRES 18 A 234 LYS LYS ILE ALA TRP LEU LEU LYS LYS ILE ALA GLN GLY HET 12P A 301 38 HETNAM 12P DODECAETHYLENE GLYCOL HETSYN 12P POLYETHYLENE GLYCOL PEG400 FORMUL 2 12P C24 H50 O13 FORMUL 3 HOH *3(H2 O) HELIX 1 AA1 LEU A 3 LEU A 24 1 22 HELIX 2 AA2 LEU A 38 LYS A 60 1 23 HELIX 3 AA3 GLU A 76 GLN A 101 1 26 HELIX 4 AA4 GLU A 111 LEU A 131 1 21 HELIX 5 AA5 GLU A 148 GLY A 170 1 23 HELIX 6 AA6 LEU A 185 LYS A 208 1 24 CRYST1 34.549 60.875 77.949 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 0.028944 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016427 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012829 0.00000