HEADER HYPOTHETICAL PROTEIN 18-FEB-05 2BKP TITLE STRUCTURE ANALYSIS OF UNKNOWN FUNCTION PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYPOTHETICAL PROTEIN PH0236; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS HORIKOSHII; SOURCE 3 ORGANISM_COMMON: ARCHAEA; SOURCE 4 ORGANISM_TAXID: 70601; SOURCE 5 STRAIN: OT3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS HELIX RICH, HYPOTHETICAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.INAGAKI,T.H.TAHIROV REVDAT 3 13-DEC-23 2BKP 1 LINK REVDAT 2 24-FEB-09 2BKP 1 VERSN REVDAT 1 28-JUN-06 2BKP 0 JRNL AUTH E.INAGAKI,T.H.TAHIROV JRNL TITL CRYSTAL ANALYSIS OF PUTATIVE POTASSIUM CHANNEL RELATED JRNL TITL 2 PROTEIN FROM PYROCOCCUS HORIKOSHII JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.41 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 235503.050 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 13177 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 SET) : 0.225 REMARK 3 FREE R VALUE : 0.290 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 670 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2012 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE : 0.3090 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 110 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.029 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1499 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 114 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.45000 REMARK 3 B22 (A**2) : 6.45000 REMARK 3 B33 (A**2) : -12.90000 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.23 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.25 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.720 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.070 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.100 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.390 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.740 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 48.11 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2BKP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-FEB-05. REMARK 100 THE DEPOSITION ID IS D_1290023022. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-OCT-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 4.70 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL26B1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SILICON CRYSTAL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU IMAGE PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13395 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.40 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 32.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 13.50 REMARK 200 R MERGE FOR SHELL (I) : 0.43000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 5.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1VCT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 1.25 M REMARK 280 NACL, 50 MM ACETATE, PH 4.7; THEN SOAKED WITH 1.5 M KCL., PH 4.70 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 21 2 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 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.000000 -1.000000 0.000000 35.52600 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 35.52600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 49.09000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 35.52600 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 35.52600 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 49.09000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 35.52600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 35.52600 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 49.09000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 35.52600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 35.52600 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 49.09000 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 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: PQS 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 71.05200 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 71.05200 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 K K A1001 LIES ON A SPECIAL POSITION. REMARK 375 K K A1002 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2029 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2052 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2083 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2113 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 GLU A 2 REMARK 465 GLU A 3 REMARK 465 VAL A 4 REMARK 465 GLU A 5 REMARK 465 GLU A 6 REMARK 465 PHE A 7 REMARK 465 LYS A 8 REMARK 465 GLU A 203 REMARK 465 ARG A 204 REMARK 465 ALA A 205 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 TYR A 9 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 VAL A 199 CG1 CG2 REMARK 470 ILE A 200 CG1 CG2 CD1 REMARK 470 ASN A 202 CA C O CB CG OD1 ND2 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 ASN A 166 -176.31 -69.12 REMARK 500 ARG A 198 25.04 -77.46 REMARK 500 ILE A 200 -109.07 -105.93 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 K A1001 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 66 O REMARK 620 2 VAL A 66 O 86.4 REMARK 620 3 ALA A 69 O 84.9 108.7 REMARK 620 4 ALA A 69 O 108.6 84.9 161.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A1002 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 90 OD1 REMARK 620 2 ASP A 90 OD1 120.5 REMARK 620 3 HOH A2029 O 77.9 159.5 REMARK 620 4 HOH A2029 O 78.2 158.8 1.0 REMARK 620 5 HOH A2029 O 158.9 78.1 85.9 85.8 REMARK 620 6 HOH A2029 O 159.5 77.8 85.9 85.9 1.0 REMARK 620 7 HOH A2030 O 95.4 104.5 80.9 81.8 68.4 69.4 REMARK 620 8 HOH A2030 O 104.6 95.4 69.4 68.5 81.7 80.9 139.2 REMARK 620 9 HOH A2052 O 60.9 59.6 137.7 137.7 136.5 136.4 110.7 110.2 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A1002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2BKN RELATED DB: PDB REMARK 900 STRUCTURE ANALYSIS OF UNKNOWN FUNCTION PROTEIN REMARK 900 RELATED ID: 2BKO RELATED DB: PDB REMARK 900 STRUCTURE ANALYSIS OF UNKNOWN FUNCTION PROTEIN DBREF 2BKP A 1 205 UNP O57975 O57975_PYRHO 1 205 SEQRES 1 A 205 MET GLU GLU VAL GLU GLU PHE LYS TYR GLU PRO LYS SER SEQRES 2 A 205 VAL LYS GLU ILE PHE ILE GLU MET LYS ASP THR VAL GLU SEQRES 3 A 205 LEU MET VAL ASP LEU ALA TYR ALA SER LEU LEU PHE GLY SEQRES 4 A 205 ASP LYS GLU ILE ALA GLU GLU VAL LEU GLU LEU GLU GLU SEQRES 5 A 205 ARG ILE ASP LEU LEU ASN TYR GLN LEU MET MET HIS SER SEQRES 6 A 205 VAL LEU ALA ALA ARG ASN VAL LYS GLU ALA GLU GLN VAL SEQRES 7 A 205 ILE THR ILE LEU GLN ILE ALA ASN ALA ILE GLU ASP ILE SEQRES 8 A 205 SER ASN ALA ALA GLY ASP LEU ALA LYS MET VAL LEU GLU SEQRES 9 A 205 GLY VAL GLU LEU HIS PRO VAL ILE LYS GLU THR ILE LEU SEQRES 10 A 205 GLU GLY GLU GLU ILE ILE GLY LYS ILE GLN VAL TYR PRO SEQRES 11 A 205 GLU SER VAL ILE VAL GLY LYS THR LEU GLY GLU LEU ASP SEQRES 12 A 205 LEU ALA THR ASN THR GLY VAL TRP ILE ILE ALA VAL ARG SEQRES 13 A 205 ARG GLY LYS ARG TRP ILE PHE GLY PRO ASN GLU ASN PHE SEQRES 14 A 205 LYS ILE ARG ALA GLY ASP VAL LEU ILE GLY ARG GLY THR SEQRES 15 A 205 ARG THR SER ILE ASP HIS LEU LYS GLU ILE ALA ARG GLY SEQRES 16 A 205 ALA ILE ARG VAL ILE GLY ASN GLU ARG ALA HET K A1001 1 HET K A1002 1 HETNAM K POTASSIUM ION FORMUL 2 K 2(K 1+) FORMUL 4 HOH *114(H2 O) HELIX 1 1 SER A 13 PHE A 38 1 26 HELIX 2 2 ASP A 40 ALA A 69 1 30 HELIX 3 3 ASN A 71 GLU A 104 1 34 HELIX 4 4 PRO A 110 GLY A 119 1 10 HELIX 5 5 THR A 138 ASP A 143 1 6 HELIX 6 6 ASP A 143 GLY A 149 1 7 HELIX 7 7 THR A 182 ARG A 194 1 13 SHEET 1 AA 4 ILE A 122 GLN A 127 0 SHEET 2 AA 4 VAL A 176 GLY A 181 -1 O LEU A 177 N ILE A 126 SHEET 3 AA 4 TRP A 151 ARG A 157 -1 O TRP A 151 N ARG A 180 SHEET 4 AA 4 ARG A 160 PHE A 163 -1 O ARG A 160 N ARG A 157 LINK O VAL A 66 K K A1001 1555 1555 2.71 LINK O VAL A 66 K K A1001 8666 1555 2.71 LINK O ALA A 69 K K A1001 1555 1555 2.43 LINK O ALA A 69 K K A1001 8666 1555 2.43 LINK OD1 ASP A 90 K K A1002 1555 1555 3.12 LINK OD1 ASP A 90 K K A1002 8666 1555 3.12 LINK K K A1002 O HOH A2029 1555 1555 3.09 LINK K K A1002 O HOH A2029 1555 2665 3.10 LINK K K A1002 O HOH A2029 1555 7556 3.10 LINK K K A1002 O HOH A2029 1555 8666 3.10 LINK K K A1002 O HOH A2030 1555 7556 3.20 LINK K K A1002 O HOH A2030 1555 2665 3.20 LINK K K A1002 O HOH A2052 1555 8666 3.18 LINK K K A1002 O HOH A2052 1555 1555 3.18 LINK K K A1002 O HOH A2053 1555 1555 2.70 LINK K K A1002 O HOH A2053 1555 8666 2.71 SITE 1 AC1 2 VAL A 66 ALA A 69 SITE 1 AC2 3 ASP A 90 HOH A2029 HOH A2053 CRYST1 71.052 71.052 98.180 90.00 90.00 90.00 P 42 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 0.014074 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014074 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010185 0.00000