HEADER MEMBRANE PROTEIN 03-JUN-19 6K6K TITLE THE CRYSTAL STRUCTURE OF LIGHT-DRIVEN CYANOBACTERIAL CHLORIDE IMPORTER TITLE 2 (N63A/P118A) MASTIGOCLADOPSIS REPENS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYANOBACTERIAL CHLORIDE IMPORTER; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MASTIGOCLADOPSIS REPENS; SOURCE 3 ORGANISM_TAXID: 221287; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CHLORIDE ION PUMP, RHODOPSIN, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.H.YUN,J.H.PARK,Z.JIN,M.OHKI,Y.WANG,C.S.LUPALA,M.KIM,H.LIU,S.Y.PARK, AUTHOR 2 W.LEE REVDAT 2 22-NOV-23 6K6K 1 REMARK REVDAT 1 03-JUN-20 6K6K 0 JRNL AUTH J.H.YUN,J.H.PARK,Z.JIN,M.OHKI,Y.WANG,C.S.LUPALA,M.KIM,H.LIU, JRNL AUTH 2 S.Y.PARK,W.LEE JRNL TITL THE CRYSTAL STRUCTURE OF LIGHT-DRIVEN CYANOBACTERIAL JRNL TITL 2 CHLORIDE IMPORTER (N63A/P118A) MASTIGOCLADOPSIS REPENS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.14_3260: ???) 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.83 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.870 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 3 NUMBER OF REFLECTIONS : 11535 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.268 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.830 REMARK 3 FREE R VALUE TEST SET COUNT : 557 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 36.8342 - 3.4871 0.98 3082 159 0.2176 0.2887 REMARK 3 2 3.4871 - 2.7681 0.96 2776 161 0.2095 0.2447 REMARK 3 3 2.7681 - 2.4183 0.93 2674 124 0.2010 0.2442 REMARK 3 4 2.4183 - 2.1972 0.86 2446 113 0.2128 0.2871 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) : 0.300 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.650 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.002 1882 REMARK 3 ANGLE : 0.518 2545 REMARK 3 CHIRALITY : 0.037 286 REMARK 3 PLANARITY : 0.004 298 REMARK 3 DIHEDRAL : 11.209 1075 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 6K6K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-JUN-19. REMARK 100 THE DEPOSITION ID IS D_1300012345. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-NOV-18 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 4.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.987 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11542 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.197 REMARK 200 RESOLUTION RANGE LOW (A) : 36.830 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.0 REMARK 200 DATA REDUNDANCY : 12.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.1000 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) : 2.24 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 5ITC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MAGNESIUM NITRATE HEXAHYDRATE, SODIUM REMARK 280 CITRATE, PH 4.9, LIPIDIC CUBIC PHASE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z REMARK 290 10555 -Y,-X,-Z+1/2 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 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 102.78700 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 102.78700 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 102.78700 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 102.78700 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 102.78700 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 102.78700 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 14010 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26200 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -125.0 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 -0.500000 -0.866025 0.000000 -60.97200 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -30.48600 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 -52.80330 REMARK 350 BIOMT3 3 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 420 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 GLN A 220 REMARK 465 ALA A 221 REMARK 465 THR A 222 REMARK 465 GLU A 223 REMARK 465 PRO A 224 REMARK 465 ALA A 225 REMARK 465 ARG A 226 REMARK 465 GLU A 227 REMARK 465 THR A 228 REMARK 465 HIS A 229 REMARK 465 LEU A 230 REMARK 465 SER A 231 REMARK 465 TYR A 232 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 O ASN A 60 OG1 THR A 67 2.18 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 GLN A 142 -80.09 -110.55 REMARK 500 SER A 155 37.68 -143.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 450 DISTANCE = 6.08 ANGSTROMS REMARK 525 HOH A 451 DISTANCE = 6.30 ANGSTROMS REMARK 525 HOH A 452 DISTANCE = 7.18 ANGSTROMS 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue RET A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 306 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 307 REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES N63A/P118A REPRESENT MUTATIONS. DBREF 6K6K A 1 232 PDB 6K6K 6K6K 1 232 SEQRES 1 A 232 MET THR GLN ALA TRP LEU TRP ILE GLY VAL ILE SER MET SEQRES 2 A 232 ALA LEU GLY SER VAL PHE PHE GLY PHE GLY ALA HIS ASN SEQRES 3 A 232 ALA LYS ASN GLU ARG TRP GLN ILE LEU TYR THR LEU ASN SEQRES 4 A 232 PHE PHE ILE CYS LEU ILE ALA ALA GLY LEU TYR LEU ALA SEQRES 5 A 232 MET ALA LEU GLY LEU GLY VAL ASN VAL ILE ALA GLY ARG SEQRES 6 A 232 PRO THR TYR TRP VAL ARG PHE VAL THR TRP PHE CYS SER SEQRES 7 A 232 THR PRO LEU LEU LEU LEU ASP LEU THR PHE LEU GLY ARG SEQRES 8 A 232 THR SER LEU PRO LEU THR GLY SER LEU LEU GLY ALA ASN SEQRES 9 A 232 ALA TYR MET LEU VAL THR GLY PHE VAL ALA THR VAL THR SEQRES 10 A 232 ALA LYS PRO MET SER TYR ILE TRP TYR ILE VAL SER CYS SEQRES 11 A 232 ALA ALA TYR LEU ALA ILE VAL TYR LEU LEU ALA GLN PRO SEQRES 12 A 232 TYR ARG ILE ALA ALA GLU ARG LYS HIS PRO ARG SER LYS SEQRES 13 A 232 GLN ALA PHE ARG THR LEU VAL THR VAL HIS LEU VAL LEU SEQRES 14 A 232 TRP THR LEU TYR PRO ILE VAL TRP ILE LEU SER PRO GLU SEQRES 15 A 232 GLY PHE SER THR PHE THR GLN GLY SER GLU THR MET PHE SEQRES 16 A 232 TYR THR LEU LEU ASP ILE ALA SER LYS VAL GLY PHE GLY SEQRES 17 A 232 PHE LEU SER LEU ASN THR LEU HIS THR LEU GLU GLN ALA SEQRES 18 A 232 THR GLU PRO ALA ARG GLU THR HIS LEU SER TYR HET CL A 301 1 HET CL A 302 1 HET RET A 303 20 HET OLA A 304 20 HET OLA A 305 20 HET OLA A 306 20 HET OLA A 307 20 HETNAM CL CHLORIDE ION HETNAM RET RETINAL HETNAM OLA OLEIC ACID FORMUL 2 CL 2(CL 1-) FORMUL 4 RET C20 H28 O FORMUL 5 OLA 4(C18 H34 O2) FORMUL 9 HOH *52(H2 O) HELIX 1 AA1 MET A 1 ASN A 26 1 26 HELIX 2 AA2 ASN A 29 LEU A 55 1 27 HELIX 3 AA3 TRP A 69 ARG A 91 1 23 HELIX 4 AA4 SER A 93 VAL A 116 1 24 HELIX 5 AA5 ALA A 118 GLN A 142 1 25 HELIX 6 AA6 GLN A 142 HIS A 152 1 11 HELIX 7 AA7 SER A 155 SER A 180 1 26 HELIX 8 AA8 THR A 188 GLU A 219 1 32 LINK NZ LYS A 204 C15 RET A 303 1555 1555 1.35 SITE 1 AC1 5 THR A 74 TRP A 75 SER A 78 LYS A 204 SITE 2 AC1 5 HOH A 413 SITE 1 AC2 2 HIS A 152 SER A 155 SITE 1 AC3 11 PHE A 72 TRP A 75 THR A 79 TYR A 126 SITE 2 AC3 11 SER A 129 TRP A 170 TYR A 173 PRO A 174 SITE 3 AC3 11 TRP A 177 SER A 203 LYS A 204 SITE 1 AC4 6 LEU A 15 TYR A 126 TYR A 133 LEU A 134 SITE 2 AC4 6 GLN A 142 ARG A 145 SITE 1 AC5 7 GLY A 48 LEU A 57 GLY A 58 ASN A 60 SITE 2 AC5 7 VAL A 70 TYR A 106 VAL A 113 SITE 1 AC6 10 GLU A 30 GLN A 33 PHE A 40 PHE A 41 SITE 2 AC6 10 LEU A 44 SER A 93 LEU A 96 SER A 99 SITE 3 AC6 10 ALA A 103 ALA A 135 SITE 1 AC7 7 SER A 12 PHE A 19 TYR A 36 GLN A 157 SITE 2 AC7 7 THR A 164 LEU A 167 VAL A 168 CRYST1 60.972 60.972 205.574 90.00 90.00 120.00 P 63 2 2 12 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 0.016401 0.009469 0.000000 0.00000 SCALE2 0.000000 0.018938 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004864 0.00000