HEADER APOPTOSIS 04-OCT-06 2IMS TITLE THE X-RAY STRUCTURE OF A BAK HOMODIMER REVEALS AN INHIBITORY ZINC TITLE 2 BINDING SITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: APOPTOSIS REGULATOR BAK; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BCL-2 HOMOLOGOUS ANTAGONIST/KILLER, BCL-2- LIKE 7 PROTEIN; COMPND 5 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: BAK1, BAK, BCL2L7; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DIMER, APOPTOSIS EXPDTA X-RAY DIFFRACTION AUTHOR T.MOLDOVEANU,Q.LIU,A.TOCILJ,M.WATSON,G.C.SHORE,K.B.GEHRING REVDAT 5 16-OCT-24 2IMS 1 REMARK SEQADV LINK REVDAT 4 18-OCT-17 2IMS 1 REMARK REVDAT 3 13-JUL-11 2IMS 1 VERSN REVDAT 2 24-FEB-09 2IMS 1 VERSN REVDAT 1 26-DEC-06 2IMS 0 JRNL AUTH T.MOLDOVEANU,Q.LIU,A.TOCILJ,M.WATSON,G.SHORE,K.GEHRING JRNL TITL THE X-RAY STRUCTURE OF A BAK HOMODIMER REVEALS AN INHIBITORY JRNL TITL 2 ZINC BINDING SITE JRNL REF MOL.CELL V. 24 677 2006 JRNL REFN ISSN 1097-2765 JRNL PMID 17157251 JRNL DOI 10.1016/J.MOLCEL.2006.10.014 REMARK 2 REMARK 2 RESOLUTION. 1.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.48 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 52.70 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 25678 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) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1355 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.48 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.51 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1821 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2960 REMARK 3 BIN FREE R VALUE SET COUNT : 89 REMARK 3 BIN FREE R VALUE : 0.2890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1300 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 152 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.22 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.50000 REMARK 3 B22 (A**2) : 0.06000 REMARK 3 B33 (A**2) : -0.66000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.12000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.073 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.073 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.049 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.305 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.965 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.955 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1336 ; 0.016 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 1180 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1812 ; 1.437 ; 1.922 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2724 ; 0.847 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 162 ; 4.713 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 194 ; 0.078 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1519 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 296 ; 0.003 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 323 ; 0.233 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1341 ; 0.244 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 711 ; 0.084 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 97 ; 0.186 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 2 ; 0.051 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 7 ; 0.196 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 53 ; 0.258 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.189 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 808 ; 0.968 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1294 ; 1.804 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 528 ; 2.968 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 518 ; 4.750 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2IMS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-OCT-06. REMARK 100 THE DEPOSITION ID IS D_1000039760. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-NOV-05 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 : NSLS REMARK 200 BEAMLINE : X8C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.514 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27038 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.470 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : 0.02900 REMARK 200 FOR THE DATA SET : 36.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.47 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.52 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : 0.48700 REMARK 200 R SYM FOR SHELL (I) : 0.34800 REMARK 200 FOR SHELL : 2.170 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350 15-30% AND 1-50 MM ZINC REMARK 280 ACETATE, PH 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 28.76350 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.83100 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 28.76350 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.83100 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15380 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -112.0 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 -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 ZN ZN A 200 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 GLU A 16 REMARK 465 PRO A 17 REMARK 465 ALA A 18 REMARK 465 ASN A 182 REMARK 465 LEU A 183 REMARK 465 GLY A 184 REMARK 465 ASN A 185 REMARK 465 GLY A 186 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 OD2 ASP A 30 O HOH A 323 2.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 83 CB - CG - OD2 ANGL. DEV. = 5.4 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 ASP A 57 88.84 -155.51 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 ZN A 200 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 160 OD1 REMARK 620 2 ASP A 160 OD1 114.6 REMARK 620 3 HIS A 164 NE2 99.4 116.4 REMARK 620 4 HIS A 164 NE2 121.2 101.6 104.1 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 200 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1MAZ RELATED DB: PDB REMARK 900 BCL-XL CRYSTAL STRUCTURE REMARK 900 RELATED ID: 1F16 RELATED DB: PDB REMARK 900 BAX NMR STRUCTURE REMARK 900 RELATED ID: 1LXL RELATED DB: PDB REMARK 900 BCL-XL NMR STRUCTURE REMARK 900 RELATED ID: 1BXL RELATED DB: PDB REMARK 900 BCL-XL BAK BH3 NMR COMPLEX REMARK 900 RELATED ID: 1MK3 RELATED DB: PDB REMARK 900 BCL-W NMR STRUCTURE REMARK 900 RELATED ID: 1WSX RELATED DB: PDB REMARK 900 MCL-1 NMR STRUCTURE REMARK 900 RELATED ID: 2IMT RELATED DB: PDB REMARK 900 BAK (BCL ANTAGONIST KILLER) CRYSTAL STRUCTURE DBREF 2IMS A 16 186 UNP Q16611 BAK_HUMAN 16 186 SEQADV 2IMS MSE A 60 UNP Q16611 MET 60 MODIFIED RESIDUE SEQADV 2IMS MSE A 71 UNP Q16611 MET 71 MODIFIED RESIDUE SEQADV 2IMS MSE A 96 UNP Q16611 MET 96 MODIFIED RESIDUE SEQADV 2IMS MSE A 162 UNP Q16611 MET 162 MODIFIED RESIDUE SEQRES 1 A 171 GLU PRO ALA LEU PRO SER ALA SER GLU GLU GLN VAL ALA SEQRES 2 A 171 GLN ASP THR GLU GLU VAL PHE ARG SER TYR VAL PHE TYR SEQRES 3 A 171 ARG HIS GLN GLN GLU GLN GLU ALA GLU GLY VAL ALA ALA SEQRES 4 A 171 PRO ALA ASP PRO GLU MSE VAL THR LEU PRO LEU GLN PRO SEQRES 5 A 171 SER SER THR MSE GLY GLN VAL GLY ARG GLN LEU ALA ILE SEQRES 6 A 171 ILE GLY ASP ASP ILE ASN ARG ARG TYR ASP SER GLU PHE SEQRES 7 A 171 GLN THR MSE LEU GLN HIS LEU GLN PRO THR ALA GLU ASN SEQRES 8 A 171 ALA TYR GLU TYR PHE THR LYS ILE ALA THR SER LEU PHE SEQRES 9 A 171 GLU SER GLY ILE ASN TRP GLY ARG VAL VAL ALA LEU LEU SEQRES 10 A 171 GLY PHE GLY TYR ARG LEU ALA LEU HIS VAL TYR GLN HIS SEQRES 11 A 171 GLY LEU THR GLY PHE LEU GLY GLN VAL THR ARG PHE VAL SEQRES 12 A 171 VAL ASP PHE MSE LEU HIS HIS CYS ILE ALA ARG TRP ILE SEQRES 13 A 171 ALA GLN ARG GLY GLY TRP VAL ALA ALA LEU ASN LEU GLY SEQRES 14 A 171 ASN GLY MODRES 2IMS MSE A 60 MET SELENOMETHIONINE MODRES 2IMS MSE A 71 MET SELENOMETHIONINE MODRES 2IMS MSE A 96 MET SELENOMETHIONINE MODRES 2IMS MSE A 162 MET SELENOMETHIONINE HET MSE A 60 8 HET MSE A 71 8 HET MSE A 96 8 HET MSE A 162 8 HET ZN A 200 1 HETNAM MSE SELENOMETHIONINE HETNAM ZN ZINC ION FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *152(H2 O) HELIX 1 1 SER A 23 GLY A 51 1 29 HELIX 2 2 VAL A 52 ALA A 54 5 3 HELIX 3 3 PRO A 58 LEU A 63 1 6 HELIX 4 4 SER A 69 ASN A 86 1 18 HELIX 5 5 ASN A 86 GLN A 98 1 13 HELIX 6 6 THR A 103 PHE A 119 1 17 HELIX 7 7 ASN A 124 HIS A 145 1 22 HELIX 8 8 PHE A 150 HIS A 165 1 16 HELIX 9 9 CYS A 166 ARG A 174 1 9 HELIX 10 10 GLY A 175 LEU A 181 5 7 LINK C GLU A 59 N MSE A 60 1555 1555 1.34 LINK C MSE A 60 N VAL A 61 1555 1555 1.32 LINK C THR A 70 N MSE A 71 1555 1555 1.32 LINK C MSE A 71 N GLY A 72 1555 1555 1.34 LINK C THR A 95 N MSE A 96 1555 1555 1.34 LINK C MSE A 96 N LEU A 97 1555 1555 1.34 LINK C PHE A 161 N MSE A 162 1555 1555 1.31 LINK C MSE A 162 N LEU A 163 1555 1555 1.32 LINK OD1 ASP A 160 ZN ZN A 200 1555 1555 1.98 LINK OD1 ASP A 160 ZN ZN A 200 2555 1555 2.00 LINK NE2 HIS A 164 ZN ZN A 200 1555 1555 2.06 LINK NE2 HIS A 164 ZN ZN A 200 2555 1555 1.98 SITE 1 AC1 2 ASP A 160 HIS A 164 CRYST1 57.527 53.662 58.281 90.00 115.05 90.00 C 1 2 1 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 0.017383 0.000000 0.008124 0.00000 SCALE2 0.000000 0.018635 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018940 0.00000