HEADER PROTEIN BINDING 05-DEC-24 9HLQ TITLE CRYSTAL STRUCTURE OF HUMAN TRF1 TRFH DOMAIN IN COMPLEX WITH COMPOUND TITLE 2 57 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TELOMERIC REPEAT-BINDING FACTOR 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NIMA-INTERACTING PROTEIN 2,TTAGGG REPEAT-BINDING FACTOR 1, COMPND 5 TELOMERIC PROTEIN PIN2/TRF1; COMPND 6 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: TERF1, PIN2, TRBF1, TRF, TRF1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21-CODONPLUS(DE3)-RIL; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET HIS6 MBP ASN10 TEV LIC KEYWDS TELOMERE, SHELTERIN, INHIBITOR, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR G.CASALE,Y.-V.LE BIHAN,R.L.M.VAN MONTFORT,S.GUETTLER REVDAT 1 03-DEC-25 9HLQ 0 JRNL AUTH G.CASALE,M.LIU,Y.V.LE BIHAN,O.INIAN,E.STAMMERS,J.CALDWELL, JRNL AUTH 2 R.L.M.VAN MONTFORT,I.COLLINS,S.GUETTLER JRNL TITL DISCOVERY OF FIRST-IN-CLASS INHIBITORS OF THE TRF1:TIN2 JRNL TITL 2 PROTEIN:PROTEIN INTERACTION BY FRAGMENT SCREENING. JRNL REF SCI REP V. 15 40922 2025 JRNL REFN ESSN 2045-2322 JRNL PMID 41266376 JRNL DOI 10.1038/S41598-025-23858-3 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.4 (26-JUL-2023) REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.13 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 8405 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 + TEST SET) : 0.264 REMARK 3 R VALUE (WORKING SET) : 0.263 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.850 REMARK 3 FREE R VALUE TEST SET COUNT : 408 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 (ANGSTROMS) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.60 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.53 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 398 REMARK 3 BIN R VALUE (WORKING SET) : 0.3969 REMARK 3 BIN FREE R VALUE : 0.4463 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.46 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 1471 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 13 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 89.61 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -10.37150 REMARK 3 B22 (A**2) : -10.37150 REMARK 3 B33 (A**2) : 20.74310 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.450 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.561 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.308 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.507 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.303 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.923 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.915 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 1525 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 2061 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 506 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 264 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 1525 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 218 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : 2 ; 1.000 ; HARMONIC REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 1139 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 0.81 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.15 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 17.91 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): 21.6848 6.4062 15.5966 REMARK 3 T TENSOR REMARK 3 T11: 0.0754 T22: -0.1935 REMARK 3 T33: -0.1271 T12: -0.0369 REMARK 3 T13: 0.0904 T23: -0.0784 REMARK 3 L TENSOR REMARK 3 L11: 2.6953 L22: 0.4146 REMARK 3 L33: 4.2658 L12: 0.2267 REMARK 3 L13: 1.6750 L23: -0.3757 REMARK 3 S TENSOR REMARK 3 S11: -0.0439 S12: -0.0883 S13: -0.0804 REMARK 3 S21: 0.0937 S22: 0.0308 S23: -0.0834 REMARK 3 S31: 0.1677 S32: 0.1806 S33: 0.0131 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9HLQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1292141455. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUL-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9212 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 XE 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8405 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 51.970 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : 0.20200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.60 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 13.40 REMARK 200 R MERGE FOR SHELL (I) : 3.00300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 150 NANOLITER OF TRF1 TRFH AT 28.6 REMARK 280 MG/ML PLUS 150 NANOLITER OF A CRYSTALLISATION SOLUTION REMARK 280 CONSISTING OF 0.1 M MES PH 6, 50 MM CACL2 AND 35-45 % PEG 200, REMARK 280 AGAINST 35 MICROLITER OF CRYSTALLISATION SOLUTION., VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 73.34300 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.14550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.14550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 36.67150 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.14550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.14550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 110.01450 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.14550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.14550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 36.67150 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.14550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.14550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 110.01450 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 73.34300 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: 2700 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20200 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 SER A 45 REMARK 465 ASN A 46 REMARK 465 ALA A 47 REMARK 465 GLN A 48 REMARK 465 VAL A 49 REMARK 465 GLN A 50 REMARK 465 VAL A 51 REMARK 465 GLY A 52 REMARK 465 ALA A 53 REMARK 465 PRO A 54 REMARK 465 GLU A 55 REMARK 465 GLU A 56 REMARK 465 GLU A 57 REMARK 465 GLU A 58 REMARK 465 GLU A 59 REMARK 465 ASP A 203 REMARK 465 PRO A 204 REMARK 465 ASN A 205 REMARK 465 SER A 206 REMARK 465 HIS A 207 REMARK 465 SER A 252 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 60 CG CD OE1 OE2 REMARK 470 GLU A 61 CG CD OE1 OE2 REMARK 470 GLU A 62 CG CD OE1 OE2 REMARK 470 ASP A 63 CG OD1 OD2 REMARK 470 LEU A 66 CD1 CD2 REMARK 470 VAL A 67 CG1 CG2 REMARK 470 GLU A 69 CG CD OE1 OE2 REMARK 470 LEU A 84 CG CD1 CD2 REMARK 470 ARG A 88 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 106 OE1 OE2 REMARK 470 LEU A 115 CD1 CD2 REMARK 470 LEU A 120 CD1 REMARK 470 ILE A 125 CD1 REMARK 470 LEU A 138 CG CD1 CD2 REMARK 470 GLU A 146 CG CD OE1 OE2 REMARK 470 ARG A 147 CZ NH1 NH2 REMARK 470 ILE A 148 CD1 REMARK 470 MET A 156 CE REMARK 470 GLU A 162 OE1 OE2 REMARK 470 GLU A 164 CG CD OE1 OE2 REMARK 470 ILE A 178 CD1 REMARK 470 ILE A 181 CD1 REMARK 470 MET A 185 CE REMARK 470 LYS A 191 CD CE NZ REMARK 470 GLU A 194 CD OE1 OE2 REMARK 470 GLU A 198 CG CD OE1 OE2 REMARK 470 ILE A 200 CD1 REMARK 470 GLY A 202 C O REMARK 470 MET A 208 N CB CG SD CE REMARK 470 LYS A 211 CE NZ REMARK 470 SER A 212 OG REMARK 470 LYS A 213 CD CE NZ REMARK 470 LEU A 214 CD1 CD2 REMARK 470 LEU A 215 CD1 CD2 REMARK 470 MET A 216 CG SD CE REMARK 470 ILE A 217 CD1 REMARK 470 SER A 219 OG REMARK 470 GLN A 220 CG CD OE1 NE2 REMARK 470 LYS A 221 CG CD CE NZ REMARK 470 ASP A 222 CG OD1 OD2 REMARK 470 THR A 223 OG1 CG2 REMARK 470 PHE A 224 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLN A 229 CG CD OE1 NE2 REMARK 470 HIS A 230 CG ND1 CD2 CE1 NE2 REMARK 470 ASN A 234 OD1 ND2 REMARK 470 GLU A 238 CG CD OE1 OE2 REMARK 470 LYS A 241 NZ REMARK 470 TYR A 246 CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLU A 250 CG CD OE1 OE2 REMARK 470 LYS A 251 C O CB CG CD CE NZ REMARK 470 LYS A 258 CD CE NZ REMARK 470 LYS A 262 CD CE NZ REMARK 470 GLU A 265 OE1 OE2 REMARK 470 LYS A 267 CG CD CE NZ REMARK 470 ARG A 268 CG CD NE CZ NH1 NH2 DBREF 9HLQ A 48 268 UNP P54274 TERF1_HUMAN 48 268 SEQADV 9HLQ SER A 45 UNP P54274 EXPRESSION TAG SEQADV 9HLQ ASN A 46 UNP P54274 EXPRESSION TAG SEQADV 9HLQ ALA A 47 UNP P54274 EXPRESSION TAG SEQRES 1 A 224 SER ASN ALA GLN VAL GLN VAL GLY ALA PRO GLU GLU GLU SEQRES 2 A 224 GLU GLU GLU GLU GLU ASP ALA GLY LEU VAL ALA GLU ALA SEQRES 3 A 224 GLU ALA VAL ALA ALA GLY TRP MET LEU ASP PHE LEU CYS SEQRES 4 A 224 LEU SER LEU CYS ARG ALA PHE ARG ASP GLY ARG SER GLU SEQRES 5 A 224 ASP PHE ARG ARG THR ARG ASN SER ALA GLU ALA ILE ILE SEQRES 6 A 224 HIS GLY LEU SER SER LEU THR ALA CYS GLN LEU ARG THR SEQRES 7 A 224 ILE TYR ILE CYS GLN PHE LEU THR ARG ILE ALA ALA GLY SEQRES 8 A 224 LYS THR LEU ASP ALA GLN PHE GLU ASN ASP GLU ARG ILE SEQRES 9 A 224 THR PRO LEU GLU SER ALA LEU MET ILE TRP GLY SER ILE SEQRES 10 A 224 GLU LYS GLU HIS ASP LYS LEU HIS GLU GLU ILE GLN ASN SEQRES 11 A 224 LEU ILE LYS ILE GLN ALA ILE ALA VAL CYS MET GLU ASN SEQRES 12 A 224 GLY ASN PHE LYS GLU ALA GLU GLU VAL PHE GLU ARG ILE SEQRES 13 A 224 PHE GLY ASP PRO ASN SER HIS MET PRO PHE LYS SER LYS SEQRES 14 A 224 LEU LEU MET ILE ILE SER GLN LYS ASP THR PHE HIS SER SEQRES 15 A 224 PHE PHE GLN HIS PHE SER TYR ASN HIS MET MET GLU LYS SEQRES 16 A 224 ILE LYS SER TYR VAL ASN TYR VAL LEU SER GLU LYS SER SEQRES 17 A 224 SER THR PHE LEU MET LYS ALA ALA ALA LYS VAL VAL GLU SEQRES 18 A 224 SER LYS ARG HET HHQ A 501 8 HET EDO A 502 4 HETNAM HHQ 4-IODANYL-3~{H}-PYRIDIN-2-ONE HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 2 HHQ C5 H4 I N O FORMUL 3 EDO C2 H6 O2 FORMUL 4 HOH *13(H2 O) HELIX 1 AA1 GLU A 61 GLY A 93 1 33 HELIX 2 AA2 ARG A 94 LEU A 112 1 19 HELIX 3 AA3 THR A 116 ALA A 134 1 19 HELIX 4 AA4 THR A 149 GLY A 159 1 11 HELIX 5 AA5 ASP A 166 ASN A 187 1 22 HELIX 6 AA6 ASN A 189 PHE A 201 1 13 HELIX 7 AA7 PHE A 210 LYS A 221 1 12 HELIX 8 AA8 SER A 226 PHE A 231 1 6 HELIX 9 AA9 SER A 232 LYS A 251 1 20 HELIX 10 AB1 THR A 254 LYS A 267 1 14 CRYST1 52.291 52.291 146.686 90.00 90.00 90.00 P 41 21 2 8 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 0.019124 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019124 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006817 0.00000 CONECT 1487 1488 1490 CONECT 1488 1487 1489 CONECT 1489 1488 1492 CONECT 1490 1487 1493 1494 CONECT 1491 1492 CONECT 1492 1489 1491 1493 CONECT 1493 1490 1492 CONECT 1494 1490 CONECT 1495 1496 1497 CONECT 1496 1495 CONECT 1497 1495 1498 CONECT 1498 1497 MASTER 343 0 2 10 0 0 0 6 1496 1 12 18 END