HEADER MEMBRANE PROTEIN 20-APR-16 5G36 TITLE YELLOW FORM OF HALORHODOPSIN FROM HALOBACTERIUM SALINARUM IN A NEW TITLE 2 RHOMBOHEDRAL CRYSTAL FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: HALORHODOPSIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 20-274; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: IMINE BOND (SCHIFF BASE) BETWEEN NZ OF LYS242 AND C15 COMPND 7 OF THE RETINAL LIGAND SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM; SOURCE 3 ORGANISM_TAXID: 2242; SOURCE 4 STRAIN: L33; SOURCE 5 EXPRESSION_SYSTEM: HALOBACTERIUM SALINARUM; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 2242; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: L33 KEYWDS MEMBRANE PROTEIN, TRANSPORT PROTEIN, HALOPHILIC ARCHAEA, ARCHAEAL KEYWDS 2 RHODOPSIN, LIGHT DRIVEN ION PUMP, RETINAL PROTEIN, ION TRANSMEMBRANE KEYWDS 3 TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR M.SCHREINER,R.SCHLESINGER,J.HEBERLE,H.H.NIEMANN REVDAT 6 29-JUL-20 5G36 1 COMPND REMARK HETNAM SITE REVDAT 5 25-SEP-19 5G36 1 REMARK REVDAT 4 08-MAY-19 5G36 1 REMARK LINK REVDAT 3 05-OCT-16 5G36 1 JRNL REVDAT 2 14-SEP-16 5G36 1 JRNL REVDAT 1 31-AUG-16 5G36 0 JRNL AUTH M.SCHREINER,R.SCHLESINGER,J.HEBERLE,H.H.NIEMANN JRNL TITL CRYSTAL STRUCTURE OF HALOBACTERIUM SALINARUM HALORHODOPSIN JRNL TITL 2 WITH PARTIALLY DEPOPULATED PRIMARY CHLORIDE BINDING SITE JRNL REF ACTA CRYSTALLOGR.,SECT.F V. 72 692 2016 JRNL REFN ESSN 1744-3091 JRNL PMID 27599860 JRNL DOI 10.1107/S2053230X16012796 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.39 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 8763 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 434 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 42.3988 - 3.7494 1.00 2846 144 0.1895 0.2343 REMARK 3 2 3.7494 - 2.9763 1.00 2762 141 0.1885 0.2672 REMARK 3 3 2.9763 - 2.6001 1.00 2721 149 0.1992 0.2791 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.77 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.10 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 : 0.008 1930 REMARK 3 ANGLE : 0.999 2648 REMARK 3 CHIRALITY : 0.052 329 REMARK 3 PLANARITY : 0.006 316 REMARK 3 DIHEDRAL : 17.574 1099 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: THE WHOLE SECTION C-TERMINAL TO ALA261 REMARK 3 IS DISORDERED REMARK 4 REMARK 4 5G36 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-APR-16. REMARK 100 THE DEPOSITION ID IS D_1290066533. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-AUG-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X10SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9202 REMARK 200 MONOCHROMATOR : CRYSTAL SI(111) REMARK 200 OPTICS : BENDABLE MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8774 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 45.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : 0.16000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 5.70 REMARK 200 R MERGE FOR SHELL (I) : 0.91000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NONE REMARK 200 REMARK 200 REMARK: ISOMORPHOUS STRUCTURE OF CHLORIDE-BOUND HALORHODOPSIN, PDB REMARK 200 ENTRY 5AHY REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: RESERVOIR SOLUTION: 100 MM BICINE PH REMARK 280 8, 150 MM NACL, 2.4 M (NH4)2SO4. VAPOR DIFFUSION AT 296 K WITH REMARK 280 DROP RATIO OF 1.2 TO 0.8 UL PROTEIN TO RESERVOIR. PROTEIN REMARK 280 CONCENTRATION: 4.9 MG/ML. POST-CRYSTALLIZATION SOAKING SOLUTION: REMARK 280 100 MM GLYCINE PH 10, 2.6 M (NH4)2SO4 PH 10, 25% SUCROSE. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 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 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 51.50000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 29.73354 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 45.48333 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 51.50000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 29.73354 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 45.48333 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 51.50000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 29.73354 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 45.48333 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 51.50000 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 29.73354 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 45.48333 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 51.50000 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 29.73354 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 45.48333 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 51.50000 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 29.73354 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 45.48333 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 59.46708 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 90.96667 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 59.46708 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 90.96667 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 59.46708 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 90.96667 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 59.46708 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 90.96667 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 59.46708 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 90.96667 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 59.46708 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 90.96667 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: 7840 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27930 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -112.5 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 0.00000 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 0.00000 REMARK 350 BIOMT2 3 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 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 VAL A 262 REMARK 465 ALA A 263 REMARK 465 GLY A 264 REMARK 465 GLN A 265 REMARK 465 THR A 266 REMARK 465 LEU A 267 REMARK 465 GLY A 268 REMARK 465 THR A 269 REMARK 465 MET A 270 REMARK 465 SER A 271 REMARK 465 SER A 272 REMARK 465 ASP A 273 REMARK 465 ASP A 274 REMARK 465 HIS A 275 REMARK 465 HIS A 276 REMARK 465 HIS A 277 REMARK 465 HIS A 278 REMARK 465 HIS A 279 REMARK 465 HIS A 280 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 OE1 GLU A 219 O HOH A 2008 2.02 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 THR A 181 -79.26 -126.36 REMARK 500 LYS A 242 -67.83 -104.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 AMINO ACIDS 1-19 ARE MISSING (CLEAVED SIGNAL PEPTIDE), C- REMARK 999 TERMINAL HEXAHISTIDIN-TAG DBREF 5G36 A 20 274 UNP B0R2U4 BACH_HALS3 20 274 SEQADV 5G36 HIS A 275 UNP B0R2U4 EXPRESSION TAG SEQADV 5G36 HIS A 276 UNP B0R2U4 EXPRESSION TAG SEQADV 5G36 HIS A 277 UNP B0R2U4 EXPRESSION TAG SEQADV 5G36 HIS A 278 UNP B0R2U4 EXPRESSION TAG SEQADV 5G36 HIS A 279 UNP B0R2U4 EXPRESSION TAG SEQADV 5G36 HIS A 280 UNP B0R2U4 EXPRESSION TAG SEQRES 1 A 261 ALA ALA ALA VAL ARG GLU ASN ALA LEU LEU SER SER SER SEQRES 2 A 261 LEU TRP VAL ASN VAL ALA LEU ALA GLY ILE ALA ILE LEU SEQRES 3 A 261 VAL PHE VAL TYR MET GLY ARG THR ILE ARG PRO GLY ARG SEQRES 4 A 261 PRO ARG LEU ILE TRP GLY ALA THR LEU MET ILE PRO LEU SEQRES 5 A 261 VAL SER ILE SER SER TYR LEU GLY LEU LEU SER GLY LEU SEQRES 6 A 261 THR VAL GLY MET ILE GLU MET PRO ALA GLY HIS ALA LEU SEQRES 7 A 261 ALA GLY GLU MET VAL ARG SER GLN TRP GLY ARG TYR LEU SEQRES 8 A 261 THR TRP ALA LEU SER THR PRO MET ILE LEU LEU ALA LEU SEQRES 9 A 261 GLY LEU LEU ALA ASP VAL ASP LEU GLY SER LEU PHE THR SEQRES 10 A 261 VAL ILE ALA ALA ASP ILE GLY MET CYS VAL THR GLY LEU SEQRES 11 A 261 ALA ALA ALA MET THR THR SER ALA LEU LEU PHE ARG TRP SEQRES 12 A 261 ALA PHE TYR ALA ILE SER CYS ALA PHE PHE VAL VAL VAL SEQRES 13 A 261 LEU SER ALA LEU VAL THR ASP TRP ALA ALA SER ALA SER SEQRES 14 A 261 SER ALA GLY THR ALA GLU ILE PHE ASP THR LEU ARG VAL SEQRES 15 A 261 LEU THR VAL VAL LEU TRP LEU GLY TYR PRO ILE VAL TRP SEQRES 16 A 261 ALA VAL GLY VAL GLU GLY LEU ALA LEU VAL GLN SER VAL SEQRES 17 A 261 GLY VAL THR SER TRP ALA TYR SER VAL LEU ASP VAL PHE SEQRES 18 A 261 ALA LYS TYR VAL PHE ALA PHE ILE LEU LEU ARG TRP VAL SEQRES 19 A 261 ALA ASN ASN GLU ARG THR VAL ALA VAL ALA GLY GLN THR SEQRES 20 A 261 LEU GLY THR MET SER SER ASP ASP HIS HIS HIS HIS HIS SEQRES 21 A 261 HIS HET RET A1262 20 HET CL A1263 1 HET BOG A1264 20 HETNAM RET RETINAL HETNAM CL CHLORIDE ION HETNAM BOG OCTYL BETA-D-GLUCOPYRANOSIDE FORMUL 2 RET C20 H28 O FORMUL 3 CL CL 1- FORMUL 4 BOG C14 H28 O6 FORMUL 5 HOH *13(H2 O) HELIX 1 1 ALA A 21 ARG A 52 1 32 HELIX 2 2 GLY A 57 SER A 82 1 26 HELIX 3 3 TRP A 106 ASP A 128 1 23 HELIX 4 4 ASP A 130 THR A 154 1 25 HELIX 5 5 ALA A 157 THR A 181 1 25 HELIX 6 6 THR A 181 SER A 189 1 9 HELIX 7 7 THR A 192 GLY A 217 1 26 HELIX 8 8 SER A 226 LYS A 242 1 17 HELIX 9 9 LYS A 242 ASN A 256 1 15 HELIX 10 10 ASN A 256 ALA A 261 1 6 SHEET 1 AA 2 GLY A 87 GLU A 90 0 SHEET 2 AA 2 MET A 101 SER A 104 -1 O VAL A 102 N ILE A 89 LINK NZ LYS A 242 C15 RET A1262 1555 1555 1.38 CRYST1 103.000 103.000 136.450 90.00 90.00 120.00 H 3 2 18 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 0.009709 0.005605 0.000000 0.00000 SCALE2 0.000000 0.011211 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007329 0.00000