HEADER CYTOSOLIC PROTEIN 25-JAN-21 7LHN TITLE CRYSTAL STRUCTURE OF Q108K:K40L:T51V:T53C:R58W:T29L:Y19W:Q4A MUTANT OF TITLE 2 CELLULAR RETINOL BINDING PROTEIN II COMPLEX WITH ALL-TRANS-RETINAL TITLE 3 AFTER EXPOSURE TO VISIBLE LIGHT COMPND MOL_ID: 1; COMPND 2 MOLECULE: RETINOL-BINDING PROTEIN 2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CELLULAR RETINOL-BINDING PROTEIN II,CRBP-II; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: RBP2, CRBP2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HCRBPII, Q4A, ISOMERIZATION, RETINAL, CIS, TRANS, RHODOPSIN, KEYWDS 2 BACTERIORHODOPSIN, ALL-TRANS-RETINAL, CYTOSOLIC PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR N.EHYAEI,J.H.GEIGER,B.BORHAN REVDAT 3 30-OCT-24 7LHN 1 REMARK REVDAT 2 18-OCT-23 7LHN 1 REMARK REVDAT 1 14-APR-21 7LHN 0 JRNL AUTH N.EHYAEI,J.H.GEIGER,B.BORHAN JRNL TITL CRYSTAL STRUCTURE OF Q108K:K40L:T51V:T53C:R58W:T29L:Y19W:Q4A JRNL TITL 2 MUTANT OF CELLULAR RETINOL BINDING PROTEIN II COMPLEX WITH JRNL TITL 3 ALL-TRANS-RETINAL AFTER EXPOSURE TO VISIBLE LIGHT JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.11 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16_3549 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.11 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.48 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 2.020 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.1 REMARK 3 NUMBER OF REFLECTIONS : 12568 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.070 REMARK 3 FREE R VALUE TEST SET COUNT : 1265 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 29.4800 - 4.3800 0.92 1313 141 0.1700 0.2211 REMARK 3 2 4.3800 - 3.4800 0.80 1157 125 0.1485 0.2433 REMARK 3 3 3.4800 - 3.0400 0.80 1132 124 0.1631 0.2536 REMARK 3 4 3.0400 - 2.7600 0.88 1240 147 0.1822 0.3301 REMARK 3 5 2.7600 - 2.5600 0.91 1278 151 0.1853 0.2703 REMARK 3 6 2.5600 - 2.4100 0.91 1309 146 0.1925 0.2879 REMARK 3 7 2.4100 - 2.2900 0.92 1337 144 0.1816 0.2759 REMARK 3 8 2.2900 - 2.1900 0.92 1306 146 0.1811 0.2901 REMARK 3 9 2.1900 - 2.1100 0.87 1231 141 0.1857 0.2872 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) : 0.231 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.381 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.27 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.92 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 : 0.007 2269 REMARK 3 ANGLE : 0.871 3061 REMARK 3 CHIRALITY : 0.054 322 REMARK 3 PLANARITY : 0.004 390 REMARK 3 DIHEDRAL : 12.193 1316 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 7LHN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-FEB-21. REMARK 100 THE DEPOSITION ID IS D_1000254355. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0-4.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 300 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12568 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.110 REMARK 200 RESOLUTION RANGE LOW (A) : 29.480 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.3 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.11 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.19 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.9 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 : 4.330 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: 4QYN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 4000, 0.1 M SODIUM ACETATE, REMARK 280 0.1 M AMMONIUM ACETATE , PH 4.6, EVAPORATION, TEMPERATURE 298K, REMARK 280 VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 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 LYS A 131 CG CD CE NZ REMARK 470 LYS A 133 O REMARK 470 LYS B 131 CG CD CE NZ REMARK 470 LYS B 133 O REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ASP A 47 OD2 REMARK 480 ASN A 59 ND2 REMARK 480 SER A 76 CB REMARK 480 LYS A 83 CD CE REMARK 480 ASP A 113 CG OD1 OD2 REMARK 480 ASP B 47 OD1 REMARK 480 LYS B 50 CE REMARK 480 ASN B 59 ND2 REMARK 480 SER B 76 CB REMARK 480 LYS B 83 CD CE REMARK 480 ASP B 113 CG OD1 OD2 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 HOH B 372 O HOH B 385 1.90 REMARK 500 O HOH A 325 O HOH A 352 1.90 REMARK 500 O HOH B 367 O HOH B 368 1.92 REMARK 500 O ASN A 5 O HOH A 301 1.93 REMARK 500 O HOH A 365 O HOH A 375 1.95 REMARK 500 O HOH A 313 O HOH A 368 1.96 REMARK 500 O HOH B 349 O HOH B 363 1.96 REMARK 500 O HOH B 364 O HOH B 370 1.97 REMARK 500 NZ LYS B 21 O HOH B 301 1.99 REMARK 500 OH TYR B 73 O HOH B 302 2.00 REMARK 500 O HOH A 350 O HOH A 358 2.02 REMARK 500 OG1 THR A 1 O HOH A 302 2.02 REMARK 500 O HOH B 308 O HOH B 361 2.03 REMARK 500 NH2 ARG A 2 O HOH A 303 2.04 REMARK 500 O HOH A 346 O HOH A 373 2.04 REMARK 500 O HOH B 348 O HOH B 361 2.07 REMARK 500 O HOH B 359 O HOH B 384 2.11 REMARK 500 O HOH A 306 O HOH A 343 2.11 REMARK 500 NZ LYS B 21 O HOH B 303 2.14 REMARK 500 O HOH B 379 O HOH B 381 2.14 REMARK 500 O HOH A 357 O HOH A 362 2.14 REMARK 500 NH2 ARG A 30 O HOH A 304 2.16 REMARK 500 OH TYR B 60 OE2 GLU B 72 2.16 REMARK 500 O HOH B 301 O HOH B 303 2.19 REMARK 500 O HOH B 323 O HOH B 341 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 356 O HOH A 367 1565 1.84 REMARK 500 O HOH A 328 O HOH A 329 1565 1.97 REMARK 500 O HOH A 323 O HOH A 340 1455 2.16 REMARK 500 O HOH A 369 O HOH B 348 1556 2.19 REMARK 500 O HOH A 369 O HOH B 361 1556 2.19 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 TRP A 58 115.58 -170.11 REMARK 500 LEU A 77 -114.06 -102.80 REMARK 500 THR B 56 -73.14 -46.79 REMARK 500 VAL B 62 136.03 -172.15 REMARK 500 LEU B 77 -105.78 -109.79 REMARK 500 GLU B 111 67.03 -106.41 REMARK 500 REMARK 500 REMARK: NULL DBREF 7LHN A 1 133 UNP P50120 RET2_HUMAN 2 134 DBREF 7LHN B 1 133 UNP P50120 RET2_HUMAN 2 134 SEQADV 7LHN ALA A 4 UNP P50120 GLN 5 ENGINEERED MUTATION SEQADV 7LHN TRP A 19 UNP P50120 TYR 20 ENGINEERED MUTATION SEQADV 7LHN LEU A 29 UNP P50120 THR 30 ENGINEERED MUTATION SEQADV 7LHN LEU A 40 UNP P50120 LYS 41 ENGINEERED MUTATION SEQADV 7LHN VAL A 51 UNP P50120 THR 52 ENGINEERED MUTATION SEQADV 7LHN CYS A 53 UNP P50120 THR 54 ENGINEERED MUTATION SEQADV 7LHN TRP A 58 UNP P50120 ARG 59 ENGINEERED MUTATION SEQADV 7LHN LYS A 108 UNP P50120 GLN 109 ENGINEERED MUTATION SEQADV 7LHN ALA B 4 UNP P50120 GLN 5 ENGINEERED MUTATION SEQADV 7LHN TRP B 19 UNP P50120 TYR 20 ENGINEERED MUTATION SEQADV 7LHN LEU B 29 UNP P50120 THR 30 ENGINEERED MUTATION SEQADV 7LHN LEU B 40 UNP P50120 LYS 41 ENGINEERED MUTATION SEQADV 7LHN VAL B 51 UNP P50120 THR 52 ENGINEERED MUTATION SEQADV 7LHN CYS B 53 UNP P50120 THR 54 ENGINEERED MUTATION SEQADV 7LHN TRP B 58 UNP P50120 ARG 59 ENGINEERED MUTATION SEQADV 7LHN LYS B 108 UNP P50120 GLN 109 ENGINEERED MUTATION SEQRES 1 A 133 THR ARG ASP ALA ASN GLY THR TRP GLU MET GLU SER ASN SEQRES 2 A 133 GLU ASN PHE GLU GLY TRP MET LYS ALA LEU ASP ILE ASP SEQRES 3 A 133 PHE ALA LEU ARG LYS ILE ALA VAL ARG LEU THR GLN THR SEQRES 4 A 133 LEU VAL ILE ASP GLN ASP GLY ASP ASN PHE LYS VAL LYS SEQRES 5 A 133 CYS THR SER THR PHE TRP ASN TYR ASP VAL ASP PHE THR SEQRES 6 A 133 VAL GLY VAL GLU PHE ASP GLU TYR THR LYS SER LEU ASP SEQRES 7 A 133 ASN ARG HIS VAL LYS ALA LEU VAL THR TRP GLU GLY ASP SEQRES 8 A 133 VAL LEU VAL CYS VAL GLN LYS GLY GLU LYS GLU ASN ARG SEQRES 9 A 133 GLY TRP LYS LYS TRP ILE GLU GLY ASP LYS LEU TYR LEU SEQRES 10 A 133 GLU LEU THR CYS GLY ASP GLN VAL CYS ARG GLN VAL PHE SEQRES 11 A 133 LYS LYS LYS SEQRES 1 B 133 THR ARG ASP ALA ASN GLY THR TRP GLU MET GLU SER ASN SEQRES 2 B 133 GLU ASN PHE GLU GLY TRP MET LYS ALA LEU ASP ILE ASP SEQRES 3 B 133 PHE ALA LEU ARG LYS ILE ALA VAL ARG LEU THR GLN THR SEQRES 4 B 133 LEU VAL ILE ASP GLN ASP GLY ASP ASN PHE LYS VAL LYS SEQRES 5 B 133 CYS THR SER THR PHE TRP ASN TYR ASP VAL ASP PHE THR SEQRES 6 B 133 VAL GLY VAL GLU PHE ASP GLU TYR THR LYS SER LEU ASP SEQRES 7 B 133 ASN ARG HIS VAL LYS ALA LEU VAL THR TRP GLU GLY ASP SEQRES 8 B 133 VAL LEU VAL CYS VAL GLN LYS GLY GLU LYS GLU ASN ARG SEQRES 9 B 133 GLY TRP LYS LYS TRP ILE GLU GLY ASP LYS LEU TYR LEU SEQRES 10 B 133 GLU LEU THR CYS GLY ASP GLN VAL CYS ARG GLN VAL PHE SEQRES 11 B 133 LYS LYS LYS HET GOL A 201 14 HET RET A 202 48 HET RET B 201 48 HETNAM GOL GLYCEROL HETNAM RET RETINAL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 GOL C3 H8 O3 FORMUL 4 RET 2(C20 H28 O) FORMUL 6 HOH *163(H2 O) HELIX 1 AA1 ASN A 15 LEU A 23 1 9 HELIX 2 AA2 ASP A 26 VAL A 34 1 9 HELIX 3 AA3 ASN B 15 LEU B 23 1 9 HELIX 4 AA4 ASP B 26 VAL B 34 1 9 SHEET 1 AA110 TYR A 60 THR A 65 0 SHEET 2 AA110 ASN A 48 THR A 54 -1 N VAL A 51 O VAL A 62 SHEET 3 AA110 THR A 39 ASP A 45 -1 N ASP A 45 O ASN A 48 SHEET 4 AA110 GLY A 6 GLU A 14 -1 N TRP A 8 O LEU A 40 SHEET 5 AA110 GLN A 124 LYS A 132 -1 O LYS A 131 N GLU A 9 SHEET 6 AA110 LYS A 114 CYS A 121 -1 N LEU A 117 O GLN A 128 SHEET 7 AA110 GLY A 105 GLU A 111 -1 N GLU A 111 O LYS A 114 SHEET 8 AA110 VAL A 92 LYS A 98 -1 N CYS A 95 O TRP A 106 SHEET 9 AA110 HIS A 81 GLU A 89 -1 N THR A 87 O VAL A 94 SHEET 10 AA110 PHE A 70 TYR A 73 -1 N PHE A 70 O ALA A 84 SHEET 1 AA210 ASN B 59 THR B 65 0 SHEET 2 AA210 ASN B 48 THR B 54 -1 N PHE B 49 O PHE B 64 SHEET 3 AA210 THR B 39 ASP B 45 -1 N THR B 39 O THR B 54 SHEET 4 AA210 GLY B 6 GLU B 14 -1 N GLY B 6 O ILE B 42 SHEET 5 AA210 GLN B 124 LYS B 132 -1 O VAL B 129 N GLU B 11 SHEET 6 AA210 LYS B 114 CYS B 121 -1 N LEU B 117 O GLN B 128 SHEET 7 AA210 GLY B 105 GLU B 111 -1 N TRP B 109 O TYR B 116 SHEET 8 AA210 VAL B 92 LYS B 98 -1 N LEU B 93 O LYS B 108 SHEET 9 AA210 HIS B 81 GLU B 89 -1 N THR B 87 O VAL B 94 SHEET 10 AA210 PHE B 70 TYR B 73 -1 N PHE B 70 O ALA B 84 LINK NZ LYS A 108 C15 RET A 202 1555 1555 1.43 LINK NZ LYS B 108 C15 RET B 201 1555 1555 1.43 CRYST1 30.755 35.773 64.153 86.18 86.48 65.22 P 1 2 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 0.032515 -0.015008 -0.001326 0.00000 SCALE2 0.000000 0.030788 -0.001390 0.00000 SCALE3 0.000000 0.000000 0.015633 0.00000