HEADER DNA BINDING PROTEIN 18-MAY-00 1F1E TITLE CRYSTAL STRUCTURE OF THE HISTONE FROM METHANOPYRUS KANDLERI COMPND MOL_ID: 1; COMPND 2 MOLECULE: HISTONE FOLD PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOPYRUS KANDLERI; SOURCE 3 ORGANISM_TAXID: 2320; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PLYSS KEYWDS ARCHAEAL HISTONE PROTEIN, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR R.L.FAHRNER,D.CASCIO,J.A.LAKE,A.SLESAREV REVDAT 5 04-OCT-17 1F1E 1 REMARK REVDAT 4 13-JUL-11 1F1E 1 VERSN REVDAT 3 24-FEB-09 1F1E 1 VERSN REVDAT 2 09-NOV-04 1F1E 1 JRNL REMARK MASTER REVDAT 1 31-OCT-01 1F1E 0 JRNL AUTH R.L.FAHRNER,D.CASCIO,J.A.LAKE,A.SLESAREV JRNL TITL AN ANCESTRAL NUCLEAR PROTEIN ASSEMBLY: CRYSTAL STRUCTURE OF JRNL TITL 2 THE METHANOPYRUS KANDLERI HISTONE. JRNL REF PROTEIN SCI. V. 10 2002 2001 JRNL REFN ISSN 0961-8368 JRNL PMID 11567091 JRNL DOI 10.1110/PS.10901 REMARK 2 REMARK 2 RESOLUTION. 1.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 16.9 REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.166 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.159 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 8.500 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 5353 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 34781 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.150 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.143 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.186 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 8.500 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 4363 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 25550 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1113 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 176 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1292.6 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1100.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 33 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 12837 REMARK 3 NUMBER OF RESTRAINTS : 16871 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 ANGLE DISTANCES (A) : 0.034 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.023 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.058 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.077 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.023 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.026 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.170 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J. MOL. BIOL. 91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC SCALING APPLIED BY THE REMARK 3 METHOD OF PARKIN, MOEZZI, AND HOPE, J. APPL.CRYST. 28(1995)53-56. REMARK 4 REMARK 4 1F1E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-00. REMARK 100 THE DEPOSITION ID IS D_1000011124. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.78 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31694 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.370 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.47500 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: NULL 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 (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN: 18MG/ML HMK, 1M NACL, 50MM REMARK 280 TRIS PH 8.5, 50MM BME, WELL: 400MM NACL, 50MM TRIS PH 8.5, 50MM REMARK 280 BME, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 48.47500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 28.70000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 28.70000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 24.23750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 28.70000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 28.70000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 72.71250 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 28.70000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 28.70000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 24.23750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 28.70000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 28.70000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 72.71250 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 48.47500 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER AND A DIMER CREATED BY REMARK 300 THE CRYSTALLOGRAPHIC TWO FOLD. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 2410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12420 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -40.0 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 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 HOH A1002 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1148 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 MET A 1 REMARK 465 ALA A 2 REMARK 465 VAL A 3 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 CG CD OE1 OE2 REMARK 470 GLU A 20 CG CD OE1 OE2 REMARK 470 ARG A 22 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 44 CG OD1 ND2 REMARK 470 LYS A 55 CG CD CE NZ REMARK 470 LYS A 56 CG CD CE NZ REMARK 470 GLU A 61 OE1 OE2 REMARK 470 LYS A 64 CG CD CE NZ REMARK 470 ASP A 68 OD1 OD2 REMARK 470 GLU A 76 CG CD OE1 OE2 REMARK 470 ASP A 79 CG OD1 OD2 REMARK 470 LYS A 93 CG CD CE NZ REMARK 470 GLU A 98 CG CD OE1 OE2 REMARK 470 LYS A 110 CE NZ REMARK 470 LYS A 133 CG CD CE NZ REMARK 470 GLU A 138 CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 110 CG LYS A 110 CD 0.227 REMARK 500 MSE A 148 CG MSE A 148 SE -0.210 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 ARG A 21 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 21 NE - CZ - NH2 ANGL. DEV. = -4.7 DEGREES REMARK 500 TYR A 32 CB - CG - CD1 ANGL. DEV. = 5.1 DEGREES REMARK 500 MSE A 38 CA - CB - CG ANGL. DEV. = 13.1 DEGREES REMARK 500 TYR A 41 CB - CG - CD1 ANGL. DEV. = 4.5 DEGREES REMARK 500 LEU A 50 O - C - N ANGL. DEV. = -9.7 DEGREES REMARK 500 ASP A 51 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 51 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 MSE A 59 C - N - CA ANGL. DEV. = 16.1 DEGREES REMARK 500 HIS A 62 CB - CG - CD2 ANGL. DEV. = 9.1 DEGREES REMARK 500 HIS A 62 CG - ND1 - CE1 ANGL. DEV. = 7.4 DEGREES REMARK 500 ASP A 68 CA - CB - CG ANGL. DEV. = 20.3 DEGREES REMARK 500 ARG A 85 NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 ARG A 85 NE - CZ - NH1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 89 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 90 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ARG A 90 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG A 94 CD - NE - CZ ANGL. DEV. = 8.5 DEGREES REMARK 500 ARG A 94 NE - CZ - NH1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 94 NE - CZ - NH2 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 99 NE - CZ - NH2 ANGL. DEV. = -4.5 DEGREES REMARK 500 ARG A 99 NE - CZ - NH2 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 132 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 MSE A 148 CG - SE - CE ANGL. DEV. = 16.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1001 DBREF 1F1E A 1 154 UNP O93641 O93641_METKA 1 154 SEQADV 1F1E MSE A 38 UNP O93641 MET 38 MODIFIED RESIDUE SEQADV 1F1E MSE A 59 UNP O93641 MET 59 MODIFIED RESIDUE SEQADV 1F1E MSE A 71 UNP O93641 MET 71 MODIFIED RESIDUE SEQADV 1F1E MSE A 148 UNP O93641 MET 148 MODIFIED RESIDUE SEQRES 1 A 154 MET ALA VAL GLU LEU PRO LYS ALA ALA ILE GLU ARG ILE SEQRES 2 A 154 PHE ARG GLN GLY ILE GLY GLU ARG ARG LEU SER GLN ASP SEQRES 3 A 154 ALA LYS ASP THR ILE TYR ASP PHE VAL PRO THR MSE ALA SEQRES 4 A 154 GLU TYR VAL ALA ASN ALA ALA LYS SER VAL LEU ASP ALA SEQRES 5 A 154 SER GLY LYS LYS THR LEU MSE GLU GLU HIS LEU LYS ALA SEQRES 6 A 154 LEU ALA ASP VAL LEU MSE VAL GLU GLY VAL GLU ASP TYR SEQRES 7 A 154 ASP GLY GLU LEU PHE GLY ARG ALA THR VAL ARG ARG ILE SEQRES 8 A 154 LEU LYS ARG ALA GLY ILE GLU ARG ALA SER SER ASP ALA SEQRES 9 A 154 VAL ASP LEU TYR ASN LYS LEU ILE CYS ARG ALA THR GLU SEQRES 10 A 154 GLU LEU GLY GLU LYS ALA ALA GLU TYR ALA ASP GLU ASP SEQRES 11 A 154 GLY ARG LYS THR VAL GLN GLY GLU ASP VAL GLU LYS ALA SEQRES 12 A 154 ILE THR TYR SER MSE PRO LYS GLY GLY GLU LEU MODRES 1F1E MSE A 38 MET SELENOMETHIONINE MODRES 1F1E MSE A 59 MET SELENOMETHIONINE MODRES 1F1E MSE A 71 MET SELENOMETHIONINE MODRES 1F1E MSE A 148 MET SELENOMETHIONINE HET MSE A 38 11 HET MSE A 59 11 HET MSE A 71 12 HET MSE A 148 12 HET CL A1001 1 HETNAM MSE SELENOMETHIONINE HETNAM CL CHLORIDE ION FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 2 CL CL 1- FORMUL 3 HOH *176(H2 O) HELIX 1 1 PRO A 6 GLN A 16 1 11 HELIX 2 2 SER A 24 ALA A 52 1 29 HELIX 3 3 MSE A 59 MSE A 71 1 13 HELIX 4 4 GLY A 84 ALA A 95 1 12 HELIX 5 5 SER A 101 ASP A 130 1 30 HELIX 6 6 GLN A 136 MSE A 148 1 13 HELIX 7 7 PRO A 149 GLU A 153 5 5 SHEET 1 A 2 ARG A 22 LEU A 23 0 SHEET 2 A 2 THR A 134 VAL A 135 1 N VAL A 135 O ARG A 22 SHEET 1 B 2 THR A 57 LEU A 58 0 SHEET 2 B 2 ARG A 99 ALA A 100 1 O ARG A 99 N LEU A 58 LINK C THR A 37 N MSE A 38 1555 1555 1.37 LINK C MSE A 38 N ALA A 39 1555 1555 1.31 LINK C LEU A 58 N MSE A 59 1555 1555 1.30 LINK C MSE A 59 N GLU A 60 1555 1555 1.33 LINK C LEU A 70 N MSE A 71 1555 1555 1.31 LINK C MSE A 71 N VAL A 72 1555 1555 1.33 LINK C SER A 147 N MSE A 148 1555 1555 1.31 LINK C MSE A 148 N PRO A 149 1555 1555 1.31 SITE 1 AC1 5 MSE A 59 GLU A 60 SER A 101 HOH A1079 SITE 2 AC1 5 HOH A1143 CRYST1 57.400 57.400 96.950 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 0.017424 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017424 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010314 0.00000 MASTER 311 0 5 7 4 0 2 6 0 0 0 12 END