HEADER PROTEIN BINDING 06-SEP-18 6HKF TITLE TERNARY COMPLEX OF ESTROGEN RECEPTOR ALPHA PEPTIDE AND 14-3-3 SIGMA TITLE 2 C42 MUTANT BOUND TO DISULFIDE FRAGMENT PPI STABILIZER 4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: 14-3-3 PROTEIN SIGMA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EPITHELIAL CELL MARKER PROTEIN 1,STRATIFIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: ESTROGEN RECEPTOR; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: ER,ER-ALPHA,ESTRADIOL RECEPTOR,NUCLEAR RECEPTOR SUBFAMILY 3 COMPND 11 GROUP A MEMBER 1; 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: SFN, HME1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606 KEYWDS PROTEIN-PROTEIN INTERACTION, FRAGMENT, STABILIZER, TETHERING, PROTEIN KEYWDS 2 BINDING EXPDTA X-RAY DIFFRACTION AUTHOR E.SIJBESMA,K.K.HALLENBECK,S.LEYSEN,M.R.ARKIN,C.OTTMANN REVDAT 3 17-JAN-24 6HKF 1 LINK REVDAT 2 06-MAR-19 6HKF 1 JRNL REVDAT 1 27-FEB-19 6HKF 0 JRNL AUTH E.SIJBESMA,K.K.HALLENBECK,S.LEYSEN,P.J.DE VINK,L.SKORA, JRNL AUTH 2 W.JAHNKE,L.BRUNSVELD,M.R.ARKIN,C.OTTMANN JRNL TITL SITE-DIRECTED FRAGMENT-BASED SCREENING FOR THE DISCOVERY OF JRNL TITL 2 PROTEIN-PROTEIN INTERACTION STABILIZERS. JRNL REF J. AM. CHEM. SOC. V. 141 3524 2019 JRNL REFN ESSN 1520-5126 JRNL PMID 30707565 JRNL DOI 10.1021/JACS.8B11658 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.28 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 26935 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1292 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 34.2882 - 3.7452 1.00 2993 166 0.1727 0.1825 REMARK 3 2 3.7452 - 2.9732 1.00 2902 148 0.1840 0.2367 REMARK 3 3 2.9732 - 2.5975 1.00 2861 145 0.2035 0.2321 REMARK 3 4 2.5975 - 2.3601 1.00 2882 143 0.1854 0.2059 REMARK 3 5 2.3601 - 2.1909 1.00 2835 146 0.1784 0.2057 REMARK 3 6 2.1909 - 2.0618 1.00 2823 154 0.1702 0.2133 REMARK 3 7 2.0618 - 1.9585 1.00 2840 130 0.1719 0.2200 REMARK 3 8 1.9585 - 1.8733 1.00 2854 129 0.1771 0.2086 REMARK 3 9 1.8733 - 1.8012 0.94 2653 131 0.1800 0.2143 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.070 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.18 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.18 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 : 0.003 1943 REMARK 3 ANGLE : 0.588 2619 REMARK 3 CHIRALITY : 0.036 288 REMARK 3 PLANARITY : 0.003 338 REMARK 3 DIHEDRAL : 2.619 1652 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 6HKF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-SEP-18. REMARK 100 THE DEPOSITION ID IS D_1200011825. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JAN-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-003 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 200K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26955 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 45.460 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04300 REMARK 200 FOR THE DATA SET : 33.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.17600 REMARK 200 FOR SHELL : 8.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: BUSTER REMARK 200 STARTING MODEL: 4JC3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.095M HEPES, 0.19M CACL2, 5% REMARK 280 GLYCEROL, 26% PEG 400, PH 7.1, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 278K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.23350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 31.23350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 41.00950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.26550 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 41.00950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 56.26550 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 31.23350 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 41.00950 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 56.26550 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 31.23350 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 41.00950 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 56.26550 REMARK 290 SMTRY3 8 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23570 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 KCAL/MOL 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 MG MG A 302 LIES ON A SPECIAL POSITION. 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 B 588 REMARK 465 GLU B 589 REMARK 465 GLY B 590 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 71 CD OE1 OE2 REMARK 470 GLU A 72 CG CD OE1 OE2 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 ARG A 18 78.47 -105.57 REMARK 500 HIS A 106 40.13 -144.05 REMARK 500 THR A 136 -3.80 -141.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 2 OE1 REMARK 620 2 GLU A 2 OE1 0.0 REMARK 620 3 HOH A 413 O 76.3 76.3 REMARK 620 4 HOH A 413 O 84.1 84.1 153.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 303 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 89 OE2 REMARK 620 2 HOH A 584 O 109.4 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue G8T A 304 DBREF 6HKF A 1 231 UNP P31947 1433S_HUMAN 1 231 DBREF 6HKF B 588 595 UNP P03372 ESR1_HUMAN 588 595 SEQADV 6HKF GLY A -4 UNP P31947 EXPRESSION TAG SEQADV 6HKF ALA A -3 UNP P31947 EXPRESSION TAG SEQADV 6HKF MET A -2 UNP P31947 EXPRESSION TAG SEQADV 6HKF GLY A -1 UNP P31947 EXPRESSION TAG SEQADV 6HKF SER A 0 UNP P31947 EXPRESSION TAG SEQADV 6HKF ASN A 38 UNP P31947 CYS 38 ENGINEERED MUTATION SEQADV 6HKF CYS A 42 UNP P31947 ASN 42 ENGINEERED MUTATION SEQRES 1 A 236 GLY ALA MET GLY SER MET GLU ARG ALA SER LEU ILE GLN SEQRES 2 A 236 LYS ALA LYS LEU ALA GLU GLN ALA GLU ARG TYR GLU ASP SEQRES 3 A 236 MET ALA ALA PHE MET LYS GLY ALA VAL GLU LYS GLY GLU SEQRES 4 A 236 GLU LEU SER ASN GLU GLU ARG CYS LEU LEU SER VAL ALA SEQRES 5 A 236 TYR LYS ASN VAL VAL GLY GLY GLN ARG ALA ALA TRP ARG SEQRES 6 A 236 VAL LEU SER SER ILE GLU GLN LYS SER ASN GLU GLU GLY SEQRES 7 A 236 SER GLU GLU LYS GLY PRO GLU VAL ARG GLU TYR ARG GLU SEQRES 8 A 236 LYS VAL GLU THR GLU LEU GLN GLY VAL CYS ASP THR VAL SEQRES 9 A 236 LEU GLY LEU LEU ASP SER HIS LEU ILE LYS GLU ALA GLY SEQRES 10 A 236 ASP ALA GLU SER ARG VAL PHE TYR LEU LYS MET LYS GLY SEQRES 11 A 236 ASP TYR TYR ARG TYR LEU ALA GLU VAL ALA THR GLY ASP SEQRES 12 A 236 ASP LYS LYS ARG ILE ILE ASP SER ALA ARG SER ALA TYR SEQRES 13 A 236 GLN GLU ALA MET ASP ILE SER LYS LYS GLU MET PRO PRO SEQRES 14 A 236 THR ASN PRO ILE ARG LEU GLY LEU ALA LEU ASN PHE SER SEQRES 15 A 236 VAL PHE HIS TYR GLU ILE ALA ASN SER PRO GLU GLU ALA SEQRES 16 A 236 ILE SER LEU ALA LYS THR THR PHE ASP GLU ALA MET ALA SEQRES 17 A 236 ASP LEU HIS THR LEU SER GLU ASP SER TYR LYS ASP SER SEQRES 18 A 236 THR LEU ILE MET GLN LEU LEU ARG ASP ASN LEU THR LEU SEQRES 19 A 236 TRP THR SEQRES 1 B 8 ALA GLU GLY PHE PRO ALA TPO VAL MODRES 6HKF TPO B 594 THR MODIFIED RESIDUE HET TPO B 594 11 HET MG A 301 1 HET MG A 302 1 HET MG A 303 1 HET G8T A 304 20 HETNAM TPO PHOSPHOTHREONINE HETNAM MG MAGNESIUM ION HETNAM G8T (1~{S})-2,2-DIPHENYL-1-(2-SULFANYLETHYLAMINO)PROPAN-1- HETNAM 2 G8T OL HETSYN TPO PHOSPHONOTHREONINE FORMUL 2 TPO C4 H10 N O6 P FORMUL 3 MG 3(MG 2+) FORMUL 6 G8T C17 H21 N O S FORMUL 7 HOH *226(H2 O) HELIX 1 AA1 GLU A 2 ALA A 16 1 15 HELIX 2 AA2 ARG A 18 GLU A 31 1 14 HELIX 3 AA3 SER A 37 ASN A 70 1 34 HELIX 4 AA4 PRO A 79 SER A 105 1 27 HELIX 5 AA5 HIS A 106 ALA A 111 1 6 HELIX 6 AA6 ASP A 113 ALA A 135 1 23 HELIX 7 AA7 ASP A 139 MET A 162 1 24 HELIX 8 AA8 ASN A 166 ILE A 183 1 18 HELIX 9 AA9 SER A 186 ALA A 203 1 18 HELIX 10 AB1 ASP A 204 LEU A 208 5 5 HELIX 11 AB2 SER A 209 THR A 231 1 23 LINK SG CYS A 42 S08 G8T A 304 1555 1555 2.00 LINK C ALA B 593 N TPO B 594 1555 1555 1.33 LINK C TPO B 594 N VAL B 595 1555 1555 1.33 LINK OE1 GLU A 2 MG MG A 302 1555 1555 2.43 LINK OE1 GLU A 2 MG MG A 302 1555 3654 2.41 LINK OG SER A 37 MG MG A 301 1555 6554 2.75 LINK OE2 GLU A 89 MG MG A 303 1555 1555 2.32 LINK MG MG A 302 O HOH A 413 1555 1555 2.49 LINK MG MG A 302 O HOH A 413 1555 3654 2.48 LINK MG MG A 303 O HOH A 584 1555 1555 2.27 CISPEP 1 SER A 105 HIS A 106 0 4.28 SITE 1 AC1 2 SER A 37 GLU A 39 SITE 1 AC2 2 GLU A 2 HOH A 413 SITE 1 AC3 2 GLU A 89 HOH A 584 SITE 1 AC4 5 CYS A 42 LYS A 122 PRO A 167 ILE A 219 SITE 2 AC4 5 HOH A 401 CRYST1 82.019 112.531 62.467 90.00 90.00 90.00 C 2 2 21 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 0.012192 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008886 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016008 0.00000