HEADER DE NOVO PROTEIN 22-AUG-23 8QAB TITLE X-RAY CRYSTAL STRUCTURE OF A DE NOVO DESIGNED ANTIPARALLEL COILED-COIL TITLE 2 HEXAMERIC ALPHA-HELICAL BARREL WITH 4 HEPTAD REPEATS, APCCHEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: APCCHEX; COMPND 3 CHAIN: A, B, C, D, E, F; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630 KEYWDS COILED COIL, ALPHA-HELICAL BARREL, DE NOVO PROTEIN DESIGN, PEPTIDE KEYWDS 2 ASSEMBLY, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.N.NAUDIN,K.I.ALBANESE,R.PETRENAS,D.N.WOOLFSON REVDAT 2 07-AUG-24 8QAB 1 JRNL REVDAT 1 03-JUL-24 8QAB 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. 1.40 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) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.88 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.940 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 29127 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.860 REMARK 3 FREE R VALUE TEST SET COUNT : 1415 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 34.8800 - 3.0200 1.00 2903 122 0.1714 0.1745 REMARK 3 2 3.0200 - 2.3900 1.00 2798 153 0.1677 0.1616 REMARK 3 3 2.3900 - 2.0900 1.00 2779 127 0.1486 0.1825 REMARK 3 4 2.0900 - 1.9000 1.00 2796 135 0.1673 0.1938 REMARK 3 5 1.9000 - 1.7600 1.00 2752 152 0.1839 0.2148 REMARK 3 6 1.7600 - 1.6600 1.00 2785 138 0.2027 0.2525 REMARK 3 7 1.6600 - 1.5800 1.00 2740 144 0.1946 0.2068 REMARK 3 8 1.5800 - 1.5100 1.00 2738 155 0.1950 0.2613 REMARK 3 9 1.5100 - 1.4500 1.00 2729 131 0.2198 0.2427 REMARK 3 10 1.4500 - 1.4000 0.99 2692 158 0.2927 0.3349 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) : 0.193 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.048 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.99 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.45 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 : 0.011 1330 REMARK 3 ANGLE : 1.119 1788 REMARK 3 CHIRALITY : 0.048 242 REMARK 3 PLANARITY : 0.006 201 REMARK 3 DIHEDRAL : 4.874 211 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 1 THROUGH 30) REMARK 3 ORIGIN FOR THE GROUP (A): 8.4108 27.6607 21.8401 REMARK 3 T TENSOR REMARK 3 T11: 0.2256 T22: 0.1456 REMARK 3 T33: 0.1497 T12: -0.0056 REMARK 3 T13: 0.0047 T23: 0.0150 REMARK 3 L TENSOR REMARK 3 L11: 8.0170 L22: 2.6533 REMARK 3 L33: 2.4323 L12: 0.7099 REMARK 3 L13: -0.2993 L23: 0.1573 REMARK 3 S TENSOR REMARK 3 S11: 0.0994 S12: -0.5434 S13: -0.2880 REMARK 3 S21: 0.1603 S22: -0.0883 S23: 0.0587 REMARK 3 S31: 0.0249 S32: -0.1472 S33: -0.0190 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN 'B' AND RESID 0 THROUGH 31) REMARK 3 ORIGIN FOR THE GROUP (A): 12.6516 36.3889 18.4073 REMARK 3 T TENSOR REMARK 3 T11: 0.2100 T22: 0.1222 REMARK 3 T33: 0.1709 T12: 0.0030 REMARK 3 T13: -0.0056 T23: -0.0214 REMARK 3 L TENSOR REMARK 3 L11: 7.8247 L22: 2.5301 REMARK 3 L33: 2.4286 L12: -1.8146 REMARK 3 L13: -1.9827 L23: -0.1063 REMARK 3 S TENSOR REMARK 3 S11: 0.2568 S12: 0.0837 S13: 0.5105 REMARK 3 S21: 0.0287 S22: -0.1665 S23: -0.2293 REMARK 3 S31: -0.2037 S32: -0.0518 S33: -0.1089 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN 'C' AND RESID 1 THROUGH 30) REMARK 3 ORIGIN FOR THE GROUP (A): 10.8705 20.8189 16.7332 REMARK 3 T TENSOR REMARK 3 T11: 0.3341 T22: 0.1510 REMARK 3 T33: 0.1688 T12: -0.0184 REMARK 3 T13: 0.0129 T23: 0.0134 REMARK 3 L TENSOR REMARK 3 L11: 9.2713 L22: 3.0433 REMARK 3 L33: 2.8686 L12: -2.0065 REMARK 3 L13: 3.7544 L23: -0.5853 REMARK 3 S TENSOR REMARK 3 S11: 0.3579 S12: -0.2941 S13: -0.4441 REMARK 3 S21: 0.0154 S22: -0.1141 S23: -0.1072 REMARK 3 S31: 0.4080 S32: -0.0598 S33: -0.2644 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN 'D' AND RESID 1 THROUGH 31) REMARK 3 ORIGIN FOR THE GROUP (A): 11.8818 29.5249 3.8121 REMARK 3 T TENSOR REMARK 3 T11: 0.2980 T22: 0.2054 REMARK 3 T33: 0.1604 T12: 0.0342 REMARK 3 T13: 0.0536 T23: 0.0175 REMARK 3 L TENSOR REMARK 3 L11: 3.9958 L22: 4.3617 REMARK 3 L33: 1.6944 L12: -2.7087 REMARK 3 L13: -0.9606 L23: 0.2113 REMARK 3 S TENSOR REMARK 3 S11: 0.4517 S12: 0.5736 S13: 0.0733 REMARK 3 S21: -0.7119 S22: -0.3557 S23: -0.2950 REMARK 3 S31: 0.1217 S32: 0.1385 S33: -0.0735 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: (CHAIN 'E' AND RESID 1 THROUGH 30) REMARK 3 ORIGIN FOR THE GROUP (A): 9.0009 37.9560 10.1666 REMARK 3 T TENSOR REMARK 3 T11: 0.2133 T22: 0.1136 REMARK 3 T33: 0.1442 T12: -0.0243 REMARK 3 T13: 0.0183 T23: 0.0130 REMARK 3 L TENSOR REMARK 3 L11: 8.9269 L22: 2.7412 REMARK 3 L33: 3.9044 L12: -1.6793 REMARK 3 L13: -2.4700 L23: -0.1619 REMARK 3 S TENSOR REMARK 3 S11: 0.3032 S12: -0.2395 S13: 0.3868 REMARK 3 S21: -0.1421 S22: -0.1982 S23: -0.1458 REMARK 3 S31: -0.2127 S32: 0.0613 S33: -0.1244 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: (CHAIN 'F' AND RESID 1 THROUGH 29) REMARK 3 ORIGIN FOR THE GROUP (A): 6.7090 23.0530 6.7677 REMARK 3 T TENSOR REMARK 3 T11: 0.3206 T22: 0.1830 REMARK 3 T33: 0.1457 T12: 0.0092 REMARK 3 T13: 0.0044 T23: -0.0297 REMARK 3 L TENSOR REMARK 3 L11: 4.6770 L22: 4.5731 REMARK 3 L33: 2.1429 L12: -4.1867 REMARK 3 L13: 2.9802 L23: -2.0075 REMARK 3 S TENSOR REMARK 3 S11: 0.4886 S12: 0.4814 S13: -0.4045 REMARK 3 S21: -0.3682 S22: -0.3000 S23: 0.1584 REMARK 3 S31: 0.4755 S32: 0.1009 S33: -0.1609 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 8QAB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-AUG-23. REMARK 100 THE DEPOSITION ID IS D_1292132822. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JAN-21 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) : 0.85 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS REMARK 200 DATA SCALING SOFTWARE : DIALS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29174 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 34.880 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : 0.03595 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.1700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.85150 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.670 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 (%): 32.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M POTASSIUM THIOCYANATE, 30 % W/V REMARK 280 PEG 2000 MME, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 15.45700 REMARK 290 SMTRY3 2 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10160 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8100 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -131.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 ACE A 0 REMARK 465 NH2 A 31 REMARK 465 ACE C 0 REMARK 465 NH2 C 31 REMARK 465 ACE D 0 REMARK 465 ACE E 0 REMARK 465 NH2 E 31 REMARK 465 ACE F 0 REMARK 465 GLY F 30 REMARK 465 NH2 F 31 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 GLU A 4 CD OE1 OE2 REMARK 470 GLN A 8 CD OE1 NE2 REMARK 470 LYS A 15 CE NZ REMARK 470 LYS A 19 CE NZ REMARK 470 LYS A 26 CD CE NZ REMARK 470 GLN A 29 CG CD OE1 NE2 REMARK 470 GLU B 12 CD OE1 OE2 REMARK 470 LYS B 15 CD CE NZ REMARK 470 LYS B 18 CD CE NZ REMARK 470 LYS B 19 NZ REMARK 470 TRP B 22 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP B 22 CZ3 CH2 REMARK 470 LYS B 26 CD CE NZ REMARK 470 GLU C 4 CG CD OE1 OE2 REMARK 470 GLN C 8 CG CD OE1 NE2 REMARK 470 LYS C 15 NZ REMARK 470 LYS C 18 CE NZ REMARK 470 LYS C 19 CD CE NZ REMARK 470 LYS C 26 CD CE NZ REMARK 470 GLN C 29 CG CD OE1 NE2 REMARK 470 GLY C 30 CA C O REMARK 470 GLU D 4 CD OE1 OE2 REMARK 470 LYS D 15 CD CE NZ REMARK 470 LYS D 18 CD CE NZ REMARK 470 LYS D 19 CD CE NZ REMARK 470 LYS D 25 CE NZ REMARK 470 LYS D 26 CD CE NZ REMARK 470 GLN D 29 CD OE1 NE2 REMARK 470 GLU E 4 CG CD OE1 OE2 REMARK 470 GLU E 5 CG CD OE1 OE2 REMARK 470 GLN E 8 CG CD OE1 NE2 REMARK 470 GLU E 12 CD OE1 OE2 REMARK 470 LYS E 15 CD CE NZ REMARK 470 LYS E 18 CD CE NZ REMARK 470 LYS E 19 CD CE NZ REMARK 470 LYS E 25 NZ REMARK 470 LYS E 26 CE NZ REMARK 470 GLN E 29 CG CD OE1 NE2 REMARK 470 GLY E 30 C O REMARK 470 GLU F 4 CD OE1 OE2 REMARK 470 GLU F 5 CG CD OE1 OE2 REMARK 470 GLN F 8 CG CD OE1 NE2 REMARK 470 GLU F 12 CG CD OE1 OE2 REMARK 470 LYS F 15 CE NZ REMARK 470 LYS F 19 CD CE NZ REMARK 470 LYS F 26 CD CE NZ REMARK 470 GLN F 29 CG CD OE1 NE2 REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH C 122 DISTANCE = 6.70 ANGSTROMS REMARK 525 HOH D 130 DISTANCE = 5.84 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8QAB RELATED DB: PDB DBREF 8QAB A 0 31 PDB 8QAB 8QAB 0 31 DBREF 8QAB B 0 31 PDB 8QAB 8QAB 0 31 DBREF 8QAB C 0 31 PDB 8QAB 8QAB 0 31 DBREF 8QAB D 0 31 PDB 8QAB 8QAB 0 31 DBREF 8QAB E 0 31 PDB 8QAB 8QAB 0 31 DBREF 8QAB F 0 31 PDB 8QAB 8QAB 0 31 SEQRES 1 A 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 A 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 A 32 LYS ILE ALA GLN GLY NH2 SEQRES 1 B 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 B 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 B 32 LYS ILE ALA GLN GLY NH2 SEQRES 1 C 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 C 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 C 32 LYS ILE ALA GLN GLY NH2 SEQRES 1 D 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 D 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 D 32 LYS ILE ALA GLN GLY NH2 SEQRES 1 E 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 E 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 E 32 LYS ILE ALA GLN GLY NH2 SEQRES 1 F 32 ACE GLY LEU LEU GLU GLU ILE ALA GLN LEU LEU GLU GLU SEQRES 2 F 32 ILE ALA LYS LEU LEU LYS LYS ILE ALA TRP LEU LEU LYS SEQRES 3 F 32 LYS ILE ALA GLN GLY NH2 HET ACE B 0 3 HET NH2 B 31 3 HET NH2 D 31 3 HET P8R B 101 84 HETNAM ACE ACETYL GROUP HETNAM NH2 AMINO GROUP HETNAM P8R 1-METHOXY-2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2- HETNAM 2 P8R METHOXYETHOXY) HETNAM 3 P8R ETHOXY]ETHOXY]ETHOXY]ETHOXY]ETHOXY]ETHOXY]ETHOXY]ETHOX HETNAM 4 P8R Y]ETHOXY]ETHANE FORMUL 2 ACE C2 H4 O FORMUL 2 NH2 2(H2 N) FORMUL 7 P8R C24 H50 O12 FORMUL 8 HOH *143(H2 O) HELIX 1 AA1 GLY A 1 GLN A 29 1 29 HELIX 2 AA2 GLY B 1 ALA B 28 1 28 HELIX 3 AA3 LEU C 2 GLN C 29 1 28 HELIX 4 AA4 LEU D 2 GLY D 30 1 29 HELIX 5 AA5 LEU E 2 GLY E 30 1 29 HELIX 6 AA6 LEU F 2 GLN F 29 1 28 LINK C ACE B 0 N GLY B 1 1555 1555 1.34 LINK C GLY B 30 N NH2 B 31 1555 1555 1.33 LINK C GLY D 30 N NH2 D 31 1555 1555 1.33 CRYST1 46.078 30.914 51.953 90.00 88.64 90.00 P 1 21 1 12 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 0.021702 0.000000 -0.000514 0.00000 SCALE2 0.000000 0.032348 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019254 0.00000