HEADER METAL TRANSPORT 26-NOV-02 1N9P TITLE CRYSTAL STRUCTURE OF THE CYTOPLASMIC DOMAIN OF G-PROTEIN ACTIVATED TITLE 2 INWARD RECTIFIER POTASSIUM CHANNEL 1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: G PROTEIN-ACTIVATED INWARD RECTIFIER POTASSIUM CHANNEL 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GIRK1; POTASSIUM CHANNEL, INWARDLY RECTIFYING, SUBFAMILY J, COMPND 5 MEMBER 3; INWARD RECTIFIER K+ CHANNEL KIR3.1; KGA; KGB1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: GIRK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: B834(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28B(+) KEYWDS BETA BARREL, CYTOPLASMIC DOMAIN, G PROTEIN, INWARD RECTIFIER, KEYWDS 2 POTASSIUM CHANNEL, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR M.NISHIDA,R.MACKINNON REVDAT 4 02-AUG-17 1N9P 1 SOURCE REMARK REVDAT 3 13-JUL-11 1N9P 1 VERSN REVDAT 2 24-FEB-09 1N9P 1 VERSN REVDAT 1 07-JAN-03 1N9P 0 JRNL AUTH M.NISHIDA,R.MACKINNON JRNL TITL STRUCTURAL BASIS OF INWARD RECTIFICATION: CYTOPLASMIC PORE JRNL TITL 2 OF THE G PROTEIN-GATED INWARD RECTIFIER GIRK1 AT 1.8 A JRNL TITL 3 RESOLUTION JRNL REF CELL(CAMBRIDGE,MASS.) V. 111 957 2002 JRNL REFN ISSN 0092-8674 JRNL PMID 12507423 JRNL DOI 10.1016/S0092-8674(02)01227-8 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 43936 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) : 0.231 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2237 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 : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4054 REMARK 3 BIN R VALUE (WORKING SET) : 0.2580 REMARK 3 BIN FREE R VALUE : 0.3190 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 215 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 : 1585 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 140 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.41000 REMARK 3 B22 (A**2) : 0.41000 REMARK 3 B33 (A**2) : -0.82000 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.357 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.59 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.150 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.400 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.400 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.100 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.100 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : 0.50 REMARK 3 BSOL : 56.37 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.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: METHIONINE WAS REPLACED BY REMARK 3 SELENOMETHIONINE THROUGH REFINEMENT AND ANOMALOUS SIGNAL OF REMARK 3 SELENIUM THAT WAS BASED ON THE EXPERIMENTAL VALUE WAS REMARK 3 INCORPORATED. BIJVOET PAIRS WERE TREATED AS SEPARATE REMARK 3 REFLECTIONS. NO TEST FLAG WAS USED IN THE FINAL CYCLE OF REMARK 3 REFINEMENT. REMARK 4 REMARK 4 1N9P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-NOV-02. REMARK 100 THE DEPOSITION ID IS D_1000017693. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-AUG-02 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792, 0.9790, 0.9640 REMARK 200 MONOCHROMATOR : SILICON REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23971 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 19.10 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05700 REMARK 200 FOR THE DATA SET : 20.2000 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) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.6 REMARK 200 DATA REDUNDANCY IN SHELL : 13.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.17400 REMARK 200 FOR SHELL : 12.90 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DTT, HEPES, MAGNESIUM ACETATE, PEG REMARK 280 400, SODIUM CHLORIDE, TRIS-HCL, PH 7.0, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 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 REMARK 290 4555 Y+1/2,-X+1/2,Z REMARK 290 5555 -X+1/2,Y+1/2,-Z REMARK 290 6555 X+1/2,-Y+1/2,-Z 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 38.01000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 38.01000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 38.01000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 38.01000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 38.01000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.01000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 38.01000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.01000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM THE REMARK 300 SUBUNIT IN THE ASYMMETRIC UNIT BY THE OPERATIONS: X,Y,Z AND -Y+1/2, REMARK 300 X+1/2,Z AND -X,-Y+1,Z AND Y-1/2,-X+1/2,Z. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 10360 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 36540 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 76.02000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 38.01000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 38.01000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -38.01000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 38.01000 REMARK 350 BIOMT3 4 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 A 463 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 500 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 GLY A 39 REMARK 465 SER A 40 REMARK 465 LYS A 41 REMARK 465 LYS A 42 REMARK 465 GLY A 58 REMARK 465 ASN A 59 REMARK 465 LEU A 60 REMARK 465 GLY A 61 REMARK 465 SER A 62 REMARK 465 LEU A 371 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 54 57.53 -102.24 REMARK 500 GLU A 192 84.65 -68.60 REMARK 500 SER A 221 79.97 -154.64 REMARK 500 THR A 257 -27.20 -144.22 REMARK 500 GLU A 335 61.92 76.82 REMARK 500 REMARK 500 REMARK: NULL DBREF 1N9P A 41 63 UNP P63250 IRK3_MOUSE 41 63 DBREF 1N9P A 190 371 UNP P35562 IRK3_MOUSE 190 371 SEQADV 1N9P GLY A 39 UNP P63250 CLONING ARTIFACT SEQADV 1N9P SER A 40 UNP P63250 CLONING ARTIFACT SEQADV 1N9P MSE A 195 UNP P63250 MET 195 MODIFIED RESIDUE SEQADV 1N9P MSE A 204 UNP P63250 MET 204 MODIFIED RESIDUE SEQADV 1N9P MSE A 212 UNP P63250 MET 212 MODIFIED RESIDUE SEQADV 1N9P MSE A 223 UNP P63250 MET 223 MODIFIED RESIDUE SEQADV 1N9P MSE A 288 UNP P63250 MET 288 MODIFIED RESIDUE SEQADV 1N9P MSE A 308 UNP P63250 MET 308 MODIFIED RESIDUE SEQADV 1N9P MSE A 364 UNP P63250 MET 364 MODIFIED RESIDUE SEQADV 1N9P MSE A 367 UNP P63250 MET 367 MODIFIED RESIDUE SEQRES 1 A 207 GLY SER LYS LYS ARG GLN ARG PHE VAL ASP LYS ASN GLY SEQRES 2 A 207 ARG CYS ASN VAL GLN HIS GLY ASN LEU GLY SER GLU ARG SEQRES 3 A 207 ALA GLU THR LEU MSE PHE SER GLU HIS ALA VAL ILE SER SEQRES 4 A 207 MSE ARG ASP GLY LYS LEU THR LEU MSE PHE ARG VAL GLY SEQRES 5 A 207 ASN LEU ARG ASN SER HIS MSE VAL SER ALA GLN ILE ARG SEQRES 6 A 207 CYS LYS LEU LEU LYS SER ARG GLN THR PRO GLU GLY GLU SEQRES 7 A 207 PHE LEU PRO LEU ASP GLN LEU GLU LEU ASP VAL GLY PHE SEQRES 8 A 207 SER THR GLY ALA ASP GLN LEU PHE LEU VAL SER PRO LEU SEQRES 9 A 207 THR ILE CYS HIS VAL ILE ASP ALA LYS SER PRO PHE TYR SEQRES 10 A 207 ASP LEU SER GLN ARG SER MSE GLN THR GLU GLN PHE GLU SEQRES 11 A 207 VAL VAL VAL ILE LEU GLU GLY ILE VAL GLU THR THR GLY SEQRES 12 A 207 MSE THR CYS GLN ALA ARG THR SER TYR THR GLU ASP GLU SEQRES 13 A 207 VAL LEU TRP GLY HIS ARG PHE PHE PRO VAL ILE SER LEU SEQRES 14 A 207 GLU GLU GLY PHE PHE LYS VAL ASP TYR SER GLN PHE HIS SEQRES 15 A 207 ALA THR PHE GLU VAL PRO THR PRO PRO TYR SER VAL LYS SEQRES 16 A 207 GLU GLN GLU GLU MSE LEU LEU MSE SER SER PRO LEU MODRES 1N9P MSE A 195 MET SELENOMETHIONINE MODRES 1N9P MSE A 204 MET SELENOMETHIONINE MODRES 1N9P MSE A 212 MET SELENOMETHIONINE MODRES 1N9P MSE A 223 MET SELENOMETHIONINE MODRES 1N9P MSE A 288 MET SELENOMETHIONINE MODRES 1N9P MSE A 308 MET SELENOMETHIONINE MODRES 1N9P MSE A 364 MET SELENOMETHIONINE MODRES 1N9P MSE A 367 MET SELENOMETHIONINE HET MSE A 195 8 HET MSE A 204 8 HET MSE A 212 8 HET MSE A 223 8 HET MSE A 288 8 HET MSE A 308 8 HET MSE A 364 8 HET MSE A 367 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 8(C5 H11 N O2 SE) FORMUL 2 HOH *140(H2 O) HELIX 1 1 ARG A 286 THR A 290 5 5 HELIX 2 2 TYR A 342 PHE A 345 5 4 HELIX 3 3 SER A 357 SER A 369 1 13 SHEET 1 A 3 VAL A 55 GLN A 56 0 SHEET 2 A 3 PHE A 338 VAL A 340 1 O PHE A 338 N GLN A 56 SHEET 3 A 3 ILE A 331 LEU A 333 -1 N SER A 332 O LYS A 339 SHEET 1 B 4 LEU A 268 VAL A 273 0 SHEET 2 B 4 LYS A 208 VAL A 215 -1 N PHE A 213 O ILE A 270 SHEET 3 B 4 ALA A 200 ARG A 205 -1 N SER A 203 O THR A 210 SHEET 4 B 4 VAL A 321 TRP A 323 1 O LEU A 322 N ALA A 200 SHEET 1 C 4 ALA A 312 THR A 317 0 SHEET 2 C 4 GLU A 294 VAL A 303 -1 N VAL A 295 O TYR A 316 SHEET 3 C 4 MSE A 223 GLN A 237 -1 N LEU A 233 O GLU A 294 SHEET 4 C 4 PHE A 243 GLU A 250 -1 O LEU A 244 N ARG A 236 SHEET 1 D 4 ALA A 312 THR A 317 0 SHEET 2 D 4 GLU A 294 VAL A 303 -1 N VAL A 295 O TYR A 316 SHEET 3 D 4 MSE A 223 GLN A 237 -1 N LEU A 233 O GLU A 294 SHEET 4 D 4 GLN A 261 PHE A 263 -1 O LEU A 262 N ALA A 226 SHEET 1 E 2 HIS A 325 PHE A 327 0 SHEET 2 E 2 THR A 348 GLU A 350 -1 O PHE A 349 N ARG A 326 LINK C LEU A 194 N MSE A 195 1555 1555 1.33 LINK C MSE A 195 N PHE A 196 1555 1555 1.33 LINK C SER A 203 N MSE A 204 1555 1555 1.33 LINK C MSE A 204 N ARG A 205 1555 1555 1.33 LINK C LEU A 211 N MSE A 212 1555 1555 1.33 LINK C MSE A 212 N PHE A 213 1555 1555 1.33 LINK C HIS A 222 N MSE A 223 1555 1555 1.33 LINK C MSE A 223 N VAL A 224 1555 1555 1.34 LINK C SER A 287 N MSE A 288 1555 1555 1.33 LINK C MSE A 288 N GLN A 289 1555 1555 1.33 LINK C GLY A 307 N MSE A 308 1555 1555 1.33 LINK C MSE A 308 N THR A 309 1555 1555 1.33 LINK C GLU A 363 N MSE A 364 1555 1555 1.33 LINK C MSE A 364 N LEU A 365 1555 1555 1.33 LINK C LEU A 366 N MSE A 367 1555 1555 1.33 LINK C MSE A 367 N SER A 368 1555 1555 1.33 CRYST1 76.020 76.020 86.110 90.00 90.00 90.00 P 4 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 0.013154 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013154 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011613 0.00000