HEADER MEMBRANE PROTEIN 05-SEP-18 6ME9 TITLE XFEL CRYSTAL STRUCTURE OF HUMAN MELATONIN RECEPTOR MT2 IN COMPLEX WITH TITLE 2 RAMELTEON COMPND MOL_ID: 1; COMPND 2 MOLECULE: SOLUBLE CYTOCHROME B562,MELATONIN RECEPTOR TYPE 1B, COMPND 3 RUBREDOXIN; COMPND 4 CHAIN: A, B; COMPND 5 SYNONYM: CYTOCHROME B-562,MEL1B RECEPTOR,RD,MEL1B RECEPTOR; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI, HOMO SAPIENS, CLOSTRIDIUM SOURCE 3 PASTEURIANUM; SOURCE 4 ORGANISM_COMMON: HUMAN; SOURCE 5 ORGANISM_TAXID: 562, 9606, 1501; SOURCE 6 GENE: CYBC, MTNR1B; SOURCE 7 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS GPCR, MELATONIN RECEPTOR TYPE 1B (MT2), MEMBRANE PROTEIN, RAMELTEON, KEYWDS 2 XFEL, LCP, BRIL, RUBREDOXIN, CIRCADIAN RHYTHM, JETLAG, TYPE 2 KEYWDS 3 DIABETES EXPDTA X-RAY DIFFRACTION AUTHOR L.C.JOHANSSON,B.STAUCH,J.MCCORVY,G.W.HAN,N.PATEL,A.BATYUK,C.GATI, AUTHOR 2 C.LI,J.GRANDNER,S.HAO,R.H.J.OLSEN,A.R.TRIBO,S.ZAARE,L.ZHU, AUTHOR 3 N.A.ZATSEPIN,U.WEIERSTALL,W.LIU,B.L.ROTH,V.KATRITCH,V.CHEREZOV REVDAT 7 30-OCT-24 6ME9 1 REMARK REVDAT 6 11-OCT-23 6ME9 1 REMARK REVDAT 5 29-APR-20 6ME9 1 REMARK REVDAT 4 01-JAN-20 6ME9 1 REMARK REVDAT 3 22-MAY-19 6ME9 1 JRNL REVDAT 2 08-MAY-19 6ME9 1 JRNL REVDAT 1 24-APR-19 6ME9 0 JRNL AUTH L.C.JOHANSSON,B.STAUCH,J.D.MCCORVY,G.W.HAN,N.PATEL, JRNL AUTH 2 X.P.HUANG,A.BATYUK,C.GATI,S.T.SLOCUM,C.LI,J.M.GRANDNER, JRNL AUTH 3 S.HAO,R.H.J.OLSEN,A.R.TRIBO,S.ZAARE,L.ZHU,N.A.ZATSEPIN, JRNL AUTH 4 U.WEIERSTALL,S.YOUS,R.C.STEVENS,W.LIU,B.L.ROTH,V.KATRITCH, JRNL AUTH 5 V.CHEREZOV JRNL TITL XFEL STRUCTURES OF THE HUMAN MT2MELATONIN RECEPTOR REVEAL JRNL TITL 2 THE BASIS OF SUBTYPE SELECTIVITY. JRNL REF NATURE V. 569 289 2019 JRNL REFN ESSN 1476-4687 JRNL PMID 31019305 JRNL DOI 10.1038/S41586-019-1144-0 REMARK 2 REMARK 2 RESOLUTION. 3.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.2 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 22122 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 + TEST SET) : 0.249 REMARK 3 R VALUE (WORKING SET) : 0.248 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1108 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.000 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 11 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 3.30 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 3.46 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2938 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2560 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2786 REMARK 3 BIN R VALUE (WORKING SET) : 0.2560 REMARK 3 BIN FREE R VALUE : 0.2580 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.17 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 152 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5965 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 39 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 79.55 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 136.2 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -39.66450 REMARK 3 B22 (A**2) : 35.17850 REMARK 3 B33 (A**2) : 4.48600 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -24.77030 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.830 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.441 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.882 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.870 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 6154 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 8493 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 2585 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 84 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 949 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 6154 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : 0 ; 5.000 ; SEMIHARMONIC REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 893 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 7168 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 0.95 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.03 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 2.71 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6ME9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-SEP-18. REMARK 100 THE DEPOSITION ID IS D_1000236739. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-DEC-17 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : FREE ELECTRON LASER REMARK 200 BEAMLINE : CXI REMARK 200 X-RAY GENERATOR MODEL : SLAC LCLS BEAMLINE CXI REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.30 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : CS-PAD CXI-1 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTFEL 0.6.3 REMARK 200 DATA SCALING SOFTWARE : CRYSTFEL 0.6.3 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22143 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.300 REMARK 200 RESOLUTION RANGE LOW (A) : 22.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 221.1 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 3.6700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 84.60 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: PHASER REMARK 200 STARTING MODEL: PDB ID:1IRO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: N-(2-ACETAMIDO)IMINODIACETIC ACID, PEG REMARK 280 400, AMMONIUM ACETATE, LIPIDIC CUBIC PHASE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-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 72.85000 REMARK 290 SMTRY3 2 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 300 REMARK: BIOLOGICAL UNIT IS UNKNOWN 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 PRO A 329 REMARK 465 ARG A 330 REMARK 465 HIS A 331 REMARK 465 CYS A 332 REMARK 465 ILE A 333 REMARK 465 GLN A 334 REMARK 465 ASP A 335 REMARK 465 ALA A 336 REMARK 465 SER A 337 REMARK 465 LYS A 338 REMARK 465 GLY A 339 REMARK 465 SER A 340 REMARK 465 MET B 1000 REMARK 465 LYS B 1001 REMARK 465 LYS B 1002 REMARK 465 TYR B 1003 REMARK 465 THR B 1004 REMARK 465 CYS B 1005 REMARK 465 THR B 1006 REMARK 465 VAL B 1007 REMARK 465 CYS B 1008 REMARK 465 GLY B 1009 REMARK 465 TYR B 1010 REMARK 465 ILE B 1011 REMARK 465 TYR B 1012 REMARK 465 ASN B 1013 REMARK 465 PRO B 1014 REMARK 465 GLU B 1015 REMARK 465 ASP B 1016 REMARK 465 GLY B 1017 REMARK 465 ASP B 1018 REMARK 465 PRO B 1019 REMARK 465 ASP B 1020 REMARK 465 ASN B 1021 REMARK 465 GLY B 1022 REMARK 465 VAL B 1023 REMARK 465 ASN B 1024 REMARK 465 PRO B 1025 REMARK 465 GLY B 1026 REMARK 465 THR B 1027 REMARK 465 ASP B 1028 REMARK 465 PHE B 1029 REMARK 465 LYS B 1030 REMARK 465 ASP B 1031 REMARK 465 ILE B 1032 REMARK 465 PRO B 1033 REMARK 465 ASP B 1034 REMARK 465 ASP B 1035 REMARK 465 TRP B 1036 REMARK 465 VAL B 1037 REMARK 465 CYS B 1038 REMARK 465 PRO B 1039 REMARK 465 LEU B 1040 REMARK 465 CYS B 1041 REMARK 465 GLY B 1042 REMARK 465 VAL B 1043 REMARK 465 GLY B 1044 REMARK 465 LYS B 1045 REMARK 465 ASP B 1046 REMARK 465 GLN B 1047 REMARK 465 PHE B 1048 REMARK 465 GLU B 1049 REMARK 465 GLU B 1050 REMARK 465 VAL B 1051 REMARK 465 GLU B 1052 REMARK 465 PRO B 329 REMARK 465 ARG B 330 REMARK 465 HIS B 331 REMARK 465 CYS B 332 REMARK 465 ILE B 333 REMARK 465 GLN B 334 REMARK 465 ASP B 335 REMARK 465 ALA B 336 REMARK 465 SER B 337 REMARK 465 LYS B 338 REMARK 465 GLY B 339 REMARK 465 SER B 340 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 ASP A2002 CG OD1 OD2 REMARK 470 LEU A2003 CG CD1 CD2 REMARK 470 GLU A2004 CG CD OE1 OE2 REMARK 470 ASP A2005 CG OD1 OD2 REMARK 470 TRP A2007 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A2007 CZ3 CH2 REMARK 470 ASN A2011 CG OD1 ND2 REMARK 470 LEU A2014 CG CD1 CD2 REMARK 470 LYS A2015 CG CD CE NZ REMARK 470 GLU A2018 CG CD OE1 OE2 REMARK 470 LYS A2019 CG CD CE NZ REMARK 470 LYS A2027 CG CD CE NZ REMARK 470 LEU A2030 CG CD1 CD2 REMARK 470 MET A2033 CG SD CE REMARK 470 LYS A2042 CG CD CE NZ REMARK 470 PRO A2045 CG CD REMARK 470 PRO A2046 CG CD REMARK 470 LYS A2047 CG CD CE NZ REMARK 470 LEU A2048 CG CD1 CD2 REMARK 470 GLU A2049 CG CD OE1 OE2 REMARK 470 ASP A2050 CG OD1 OD2 REMARK 470 LYS A2051 CG CD CE NZ REMARK 470 SER A2052 OG REMARK 470 ASP A2054 CG OD1 OD2 REMARK 470 PRO A2056 CG CD REMARK 470 MET A2058 CG SD CE REMARK 470 LYS A2059 CG CD CE NZ REMARK 470 ASP A2060 CG OD1 OD2 REMARK 470 PHE A2061 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG A2062 CG CD NE CZ NH1 NH2 REMARK 470 HIS A2063 CG ND1 CD2 CE1 NE2 REMARK 470 LEU A2068 CG CD1 CD2 REMARK 470 GLN A2071 CG CD OE1 NE2 REMARK 470 ASP A2074 CG OD1 OD2 REMARK 470 LYS A2077 CG CD CE NZ REMARK 470 GLU A2081 CG CD OE1 OE2 REMARK 470 LYS A2083 CG CD CE NZ REMARK 470 LYS A2085 CG CD CE NZ REMARK 470 GLU A2086 CG CD OE1 OE2 REMARK 470 GLN A2088 CG CD OE1 NE2 REMARK 470 GLU A2092 CG CD OE1 OE2 REMARK 470 GLN A2093 CG CD OE1 NE2 REMARK 470 LEU A2094 CG CD1 CD2 REMARK 470 LYS A2095 CG CD CE NZ REMARK 470 ARG A2098 CG CD NE CZ NH1 NH2 REMARK 470 ILE A2102 CG1 CG2 CD1 REMARK 470 GLN A2103 CG CD OE1 NE2 REMARK 470 LYS A2104 CG CD CE NZ REMARK 470 TYR A2105 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LEU A2106 CG CD1 CD2 REMARK 470 ASP A 32 CG OD1 OD2 REMARK 470 ARG A 35 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 69 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 70 CG CD CE NZ REMARK 470 PHE A 108 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 114 CG CD CE NZ REMARK 470 ARG A 150 NE CZ NH1 NH2 REMARK 470 ARG A 153 CZ NH1 NH2 REMARK 470 ARG A 154 CG CD NE CZ NH1 NH2 REMARK 470 PHE A 176 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 182 CG CD OE1 OE2 REMARK 470 GLN A 199 CG CD OE1 NE2 REMARK 470 ARG A 222 NH1 NH2 REMARK 470 LEU A 228 CG CD1 CD2 REMARK 470 GLN A 229 CD OE1 NE2 REMARK 470 ARG A 231 CG CD NE CZ NH1 NH2 REMARK 470 LYS A1001 CG CD CE NZ REMARK 470 PHE A1029 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A1030 CG CD CE NZ REMARK 470 GLU A1049 CD OE1 OE2 REMARK 470 GLU A1052 CG CD OE1 OE2 REMARK 470 LEU A 242 CG CD1 CD2 REMARK 470 LYS A 243 CG CD CE NZ REMARK 470 SER A 249 OG REMARK 470 ASN A 277 CG OD1 ND2 REMARK 470 GLN A 284 CG CD OE1 NE2 REMARK 470 ILE A 285 CG1 CG2 CD1 REMARK 470 GLN A 313 CG CD OE1 NE2 REMARK 470 LYS A 320 CG CD CE NZ REMARK 470 ARG A 321 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 328 CG OD1 ND2 REMARK 470 ASP B2002 CG OD1 OD2 REMARK 470 LEU B2003 CG CD1 CD2 REMARK 470 GLU B2004 CG CD OE1 OE2 REMARK 470 TRP B2007 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP B2007 CZ3 CH2 REMARK 470 GLU B2008 CG CD OE1 OE2 REMARK 470 LEU B2010 CG CD1 CD2 REMARK 470 ASP B2012 CG OD1 OD2 REMARK 470 ASN B2013 CG OD1 ND2 REMARK 470 LEU B2014 CG CD1 CD2 REMARK 470 LYS B2015 CG CD CE NZ REMARK 470 VAL B2016 CG1 CG2 REMARK 470 ILE B2017 CG1 CG2 CD1 REMARK 470 GLU B2018 CG CD OE1 OE2 REMARK 470 LYS B2019 CG CD CE NZ REMARK 470 ASP B2021 CG OD1 OD2 REMARK 470 ASN B2022 CG OD1 ND2 REMARK 470 GLN B2025 CG CD OE1 NE2 REMARK 470 VAL B2026 CG1 CG2 REMARK 470 LYS B2027 CG CD CE NZ REMARK 470 ASP B2028 CG OD1 OD2 REMARK 470 LEU B2030 CG CD1 CD2 REMARK 470 THR B2031 OG1 CG2 REMARK 470 LYS B2032 CG CD CE NZ REMARK 470 MET B2033 CG SD CE REMARK 470 ARG B2034 CG CD NE CZ NH1 NH2 REMARK 470 LEU B2038 CG CD1 CD2 REMARK 470 GLN B2041 CG CD OE1 NE2 REMARK 470 LYS B2042 CG CD CE NZ REMARK 470 THR B2044 OG1 CG2 REMARK 470 LYS B2047 CG CD CE NZ REMARK 470 LEU B2048 CG CD1 CD2 REMARK 470 GLU B2049 CG CD OE1 OE2 REMARK 470 ASP B2050 CG OD1 OD2 REMARK 470 LYS B2051 CG CD CE NZ REMARK 470 PRO B2056 CG CD REMARK 470 GLU B2057 CG CD OE1 OE2 REMARK 470 MET B2058 CG SD CE REMARK 470 LYS B2059 CG CD CE NZ REMARK 470 ASP B2060 CG OD1 OD2 REMARK 470 PHE B2061 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG B2062 CG CD NE CZ NH1 NH2 REMARK 470 PHE B2065 CG CD1 CD2 CE1 CE2 CZ REMARK 470 VAL B2069 CG1 CG2 REMARK 470 ILE B2072 CG1 CG2 CD1 REMARK 470 ASP B2073 CG OD1 OD2 REMARK 470 ASP B2074 CG OD1 OD2 REMARK 470 LEU B2076 CG CD1 CD2 REMARK 470 LYS B2077 CG CD CE NZ REMARK 470 LEU B2078 CG CD1 CD2 REMARK 470 ASN B2080 CG OD1 ND2 REMARK 470 GLU B2081 CG CD OE1 OE2 REMARK 470 LYS B2083 CG CD CE NZ REMARK 470 VAL B2084 CG1 CG2 REMARK 470 LYS B2085 CG CD CE NZ REMARK 470 GLU B2086 CG CD OE1 OE2 REMARK 470 GLU B2092 CG CD OE1 OE2 REMARK 470 GLN B2093 CG CD OE1 NE2 REMARK 470 LEU B2094 CG CD1 CD2 REMARK 470 LYS B2095 CG CD CE NZ REMARK 470 THR B2096 OG1 CG2 REMARK 470 ARG B2098 CG CD NE CZ NH1 NH2 REMARK 470 ASN B2099 CG OD1 ND2 REMARK 470 TYR B2101 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ILE B2102 CG1 CG2 CD1 REMARK 470 GLN B2103 CG CD OE1 NE2 REMARK 470 LYS B2104 CG CD CE NZ REMARK 470 TYR B2105 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LEU B2106 CG CD1 CD2 REMARK 470 ARG B 35 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 67 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 70 CG CD CE NZ REMARK 470 TYR B 103 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLU B 111 CD OE1 OE2 REMARK 470 LYS B 114 CG CD CE NZ REMARK 470 MET B 146 CG SD CE REMARK 470 ARG B 150 NE CZ NH1 NH2 REMARK 470 ARG B 153 CZ NH1 NH2 REMARK 470 ARG B 154 CG CD NE CZ NH1 NH2 REMARK 470 LEU B 167 CG CD1 CD2 REMARK 470 GLN B 199 CG CD OE1 NE2 REMARK 470 ARG B 222 CG CD NE CZ NH1 NH2 REMARK 470 LEU B 228 CG CD1 CD2 REMARK 470 GLN B 229 CG CD OE1 NE2 REMARK 470 ARG B 231 CG CD NE CZ NH1 NH2 REMARK 470 LEU B 242 CG CD1 CD2 REMARK 470 LYS B 243 CG CD CE NZ REMARK 470 LEU B 247 CG CD1 CD2 REMARK 470 ARG B 248 CG CD NE CZ NH1 NH2 REMARK 470 VAL B 255 CG1 CG2 REMARK 470 ASN B 277 CG OD1 ND2 REMARK 470 GLN B 279 CG CD OE1 NE2 REMARK 470 GLU B 280 CG CD OE1 OE2 REMARK 470 GLN B 284 CG CD OE1 NE2 REMARK 470 ILE B 285 CG1 CG2 CD1 REMARK 470 LEU B 295 CG CD1 CD2 REMARK 470 ASN B 314 CG OD1 ND2 REMARK 470 PHE B 315 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG B 317 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 321 CG CD NE CZ NH1 NH2 REMARK 470 LEU B 324 CG CD1 CD2 REMARK 470 ASN B 328 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 LYS A2042 47.85 -94.33 REMARK 500 LEU A2048 47.71 -97.53 REMARK 500 ASP A 32 52.79 -94.92 REMARK 500 ALA A 74 35.45 -84.80 REMARK 500 ASP A 104 82.72 57.11 REMARK 500 TYR A 188 16.00 47.75 REMARK 500 VAL A 206 -70.73 -83.29 REMARK 500 PHE A 209 -72.45 -157.11 REMARK 500 ARG A 231 -112.50 -81.83 REMARK 500 MET A1000 96.69 -56.91 REMARK 500 VAL A1007 -61.21 -123.70 REMARK 500 ASP A1018 72.67 -152.84 REMARK 500 GLN A1047 52.06 -109.79 REMARK 500 GLU A1052 39.09 -76.50 REMARK 500 GLU A 280 -30.91 -130.81 REMARK 500 LYS B2042 47.51 -98.71 REMARK 500 LEU B2048 48.66 -97.49 REMARK 500 GLN B2103 -50.96 68.62 REMARK 500 ASN B 68 -137.44 53.61 REMARK 500 ASP B 104 82.70 56.85 REMARK 500 TYR B 188 15.67 47.73 REMARK 500 VAL B 206 -71.32 -82.99 REMARK 500 PHE B 209 -68.64 -147.49 REMARK 500 SER B 245 -19.46 -48.47 REMARK 500 GLU B 280 -30.66 -130.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 SER A2055 -12.51 REMARK 500 SER B2055 -11.25 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 ZN A2202 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A1005 SG REMARK 620 2 CYS A1008 SG 124.4 REMARK 620 3 CYS A1038 SG 119.7 102.5 REMARK 620 4 CYS A1041 SG 97.2 111.8 98.0 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue JEV A 2201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 2202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue JEV B 2201 DBREF 6ME9 A 2001 2106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 6ME9 A 35 231 UNP P49286 MTR1B_HUMAN 35 231 DBREF 6ME9 A 1000 1052 UNP P00268 RUBR_CLOPA 1 53 DBREF 6ME9 A 241 340 UNP P49286 MTR1B_HUMAN 241 340 DBREF 6ME9 B 2001 2106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 6ME9 B 35 231 UNP P49286 MTR1B_HUMAN 35 231 DBREF 6ME9 B 1000 1052 UNP P00268 RUBR_CLOPA 1 53 DBREF 6ME9 B 241 340 UNP P49286 MTR1B_HUMAN 241 340 SEQADV 6ME9 TRP A 2007 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6ME9 ILE A 2102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6ME9 LEU A 2106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQADV 6ME9 GLY A 31 UNP P0ABE7 LINKER SEQADV 6ME9 ASP A 32 UNP P0ABE7 LINKER SEQADV 6ME9 GLY A 33 UNP P0ABE7 LINKER SEQADV 6ME9 ALA A 34 UNP P0ABE7 LINKER SEQADV 6ME9 SER A 37 UNP P49286 PRO 37 ENGINEERED MUTATION SEQADV 6ME9 ASN A 86 UNP P49286 ASP 86 ENGINEERED MUTATION SEQADV 6ME9 PHE A 108 UNP P49286 LEU 108 ENGINEERED MUTATION SEQADV 6ME9 TRP A 129 UNP P49286 PHE 129 ENGINEERED MUTATION SEQADV 6ME9 ASP A 137 UNP P49286 ASN 137 ENGINEERED MUTATION SEQADV 6ME9 LEU A 140 UNP P49286 CYS 140 ENGINEERED MUTATION SEQADV 6ME9 PHE A 264 UNP P49286 TRP 264 ENGINEERED MUTATION SEQADV 6ME9 PRO A 305 UNP P49286 ALA 305 ENGINEERED MUTATION SEQADV 6ME9 ASP A 312 UNP P49286 ASN 312 ENGINEERED MUTATION SEQADV 6ME9 TRP B 2007 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6ME9 ILE B 2102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6ME9 LEU B 2106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQADV 6ME9 GLY B 31 UNP P0ABE7 LINKER SEQADV 6ME9 ASP B 32 UNP P0ABE7 LINKER SEQADV 6ME9 GLY B 33 UNP P0ABE7 LINKER SEQADV 6ME9 ALA B 34 UNP P0ABE7 LINKER SEQADV 6ME9 SER B 37 UNP P49286 PRO 37 ENGINEERED MUTATION SEQADV 6ME9 ASN B 86 UNP P49286 ASP 86 ENGINEERED MUTATION SEQADV 6ME9 PHE B 108 UNP P49286 LEU 108 ENGINEERED MUTATION SEQADV 6ME9 TRP B 129 UNP P49286 PHE 129 ENGINEERED MUTATION SEQADV 6ME9 ASP B 137 UNP P49286 ASN 137 ENGINEERED MUTATION SEQADV 6ME9 LEU B 140 UNP P49286 CYS 140 ENGINEERED MUTATION SEQADV 6ME9 PHE B 264 UNP P49286 TRP 264 ENGINEERED MUTATION SEQADV 6ME9 PRO B 305 UNP P49286 ALA 305 ENGINEERED MUTATION SEQADV 6ME9 ASP B 312 UNP P49286 ASN 312 ENGINEERED MUTATION SEQRES 1 A 460 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 A 460 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 A 460 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 A 460 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 A 460 PRO ASP SER PRO GLU MET LYS ASP PHE ARG HIS GLY PHE SEQRES 6 A 460 ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU LYS LEU SEQRES 7 A 460 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 A 460 GLU GLN LEU LYS THR THR ARG ASN ALA TYR ILE GLN LYS SEQRES 9 A 460 TYR LEU GLY ASP GLY ALA ARG PRO SER TRP VAL ALA PRO SEQRES 10 A 460 ALA LEU SER ALA VAL LEU ILE VAL THR THR ALA VAL ASP SEQRES 11 A 460 VAL VAL GLY ASN LEU LEU VAL ILE LEU SER VAL LEU ARG SEQRES 12 A 460 ASN ARG LYS LEU ARG ASN ALA GLY ASN LEU PHE LEU VAL SEQRES 13 A 460 SER LEU ALA LEU ALA ASN LEU VAL VAL ALA PHE TYR PRO SEQRES 14 A 460 TYR PRO LEU ILE LEU VAL ALA ILE PHE TYR ASP GLY TRP SEQRES 15 A 460 ALA PHE GLY GLU GLU HIS CYS LYS ALA SER ALA PHE VAL SEQRES 16 A 460 MET GLY LEU SER VAL ILE GLY SER VAL TRP ASN ILE THR SEQRES 17 A 460 ALA ILE ALA ILE ASP ARG TYR LEU TYR ILE CYS HIS SER SEQRES 18 A 460 MET ALA TYR HIS ARG ILE TYR ARG ARG TRP HIS THR PRO SEQRES 19 A 460 LEU HIS ILE CYS LEU ILE TRP LEU LEU THR VAL VAL ALA SEQRES 20 A 460 LEU LEU PRO ASN PHE PHE VAL GLY SER LEU GLU TYR ASP SEQRES 21 A 460 PRO ARG ILE TYR SER CYS THR PHE ILE GLN THR ALA SER SEQRES 22 A 460 THR GLN TYR THR ALA ALA VAL VAL VAL ILE HIS PHE LEU SEQRES 23 A 460 LEU PRO ILE ALA VAL VAL SER PHE CYS TYR LEU ARG ILE SEQRES 24 A 460 TRP VAL LEU VAL LEU GLN ALA ARG MET LYS LYS TYR THR SEQRES 25 A 460 CYS THR VAL CYS GLY TYR ILE TYR ASN PRO GLU ASP GLY SEQRES 26 A 460 ASP PRO ASP ASN GLY VAL ASN PRO GLY THR ASP PHE LYS SEQRES 27 A 460 ASP ILE PRO ASP ASP TRP VAL CYS PRO LEU CYS GLY VAL SEQRES 28 A 460 GLY LYS ASP GLN PHE GLU GLU VAL GLU CYS LEU LYS PRO SEQRES 29 A 460 SER ASP LEU ARG SER PHE LEU THR MET PHE VAL VAL PHE SEQRES 30 A 460 VAL ILE PHE ALA ILE CYS PHE ALA PRO LEU ASN CYS ILE SEQRES 31 A 460 GLY LEU ALA VAL ALA ILE ASN PRO GLN GLU MET ALA PRO SEQRES 32 A 460 GLN ILE PRO GLU GLY LEU PHE VAL THR SER TYR LEU LEU SEQRES 33 A 460 ALA TYR PHE ASN SER CYS LEU ASN PRO ILE VAL TYR GLY SEQRES 34 A 460 LEU LEU ASP GLN ASN PHE ARG ARG GLU TYR LYS ARG ILE SEQRES 35 A 460 LEU LEU ALA LEU TRP ASN PRO ARG HIS CYS ILE GLN ASP SEQRES 36 A 460 ALA SER LYS GLY SER SEQRES 1 B 460 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 B 460 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 B 460 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 B 460 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 B 460 PRO ASP SER PRO GLU MET LYS ASP PHE ARG HIS GLY PHE SEQRES 6 B 460 ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU LYS LEU SEQRES 7 B 460 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 B 460 GLU GLN LEU LYS THR THR ARG ASN ALA TYR ILE GLN LYS SEQRES 9 B 460 TYR LEU GLY ASP GLY ALA ARG PRO SER TRP VAL ALA PRO SEQRES 10 B 460 ALA LEU SER ALA VAL LEU ILE VAL THR THR ALA VAL ASP SEQRES 11 B 460 VAL VAL GLY ASN LEU LEU VAL ILE LEU SER VAL LEU ARG SEQRES 12 B 460 ASN ARG LYS LEU ARG ASN ALA GLY ASN LEU PHE LEU VAL SEQRES 13 B 460 SER LEU ALA LEU ALA ASN LEU VAL VAL ALA PHE TYR PRO SEQRES 14 B 460 TYR PRO LEU ILE LEU VAL ALA ILE PHE TYR ASP GLY TRP SEQRES 15 B 460 ALA PHE GLY GLU GLU HIS CYS LYS ALA SER ALA PHE VAL SEQRES 16 B 460 MET GLY LEU SER VAL ILE GLY SER VAL TRP ASN ILE THR SEQRES 17 B 460 ALA ILE ALA ILE ASP ARG TYR LEU TYR ILE CYS HIS SER SEQRES 18 B 460 MET ALA TYR HIS ARG ILE TYR ARG ARG TRP HIS THR PRO SEQRES 19 B 460 LEU HIS ILE CYS LEU ILE TRP LEU LEU THR VAL VAL ALA SEQRES 20 B 460 LEU LEU PRO ASN PHE PHE VAL GLY SER LEU GLU TYR ASP SEQRES 21 B 460 PRO ARG ILE TYR SER CYS THR PHE ILE GLN THR ALA SER SEQRES 22 B 460 THR GLN TYR THR ALA ALA VAL VAL VAL ILE HIS PHE LEU SEQRES 23 B 460 LEU PRO ILE ALA VAL VAL SER PHE CYS TYR LEU ARG ILE SEQRES 24 B 460 TRP VAL LEU VAL LEU GLN ALA ARG MET LYS LYS TYR THR SEQRES 25 B 460 CYS THR VAL CYS GLY TYR ILE TYR ASN PRO GLU ASP GLY SEQRES 26 B 460 ASP PRO ASP ASN GLY VAL ASN PRO GLY THR ASP PHE LYS SEQRES 27 B 460 ASP ILE PRO ASP ASP TRP VAL CYS PRO LEU CYS GLY VAL SEQRES 28 B 460 GLY LYS ASP GLN PHE GLU GLU VAL GLU CYS LEU LYS PRO SEQRES 29 B 460 SER ASP LEU ARG SER PHE LEU THR MET PHE VAL VAL PHE SEQRES 30 B 460 VAL ILE PHE ALA ILE CYS PHE ALA PRO LEU ASN CYS ILE SEQRES 31 B 460 GLY LEU ALA VAL ALA ILE ASN PRO GLN GLU MET ALA PRO SEQRES 32 B 460 GLN ILE PRO GLU GLY LEU PHE VAL THR SER TYR LEU LEU SEQRES 33 B 460 ALA TYR PHE ASN SER CYS LEU ASN PRO ILE VAL TYR GLY SEQRES 34 B 460 LEU LEU ASP GLN ASN PHE ARG ARG GLU TYR LYS ARG ILE SEQRES 35 B 460 LEU LEU ALA LEU TRP ASN PRO ARG HIS CYS ILE GLN ASP SEQRES 36 B 460 ALA SER LYS GLY SER HET JEV A2201 19 HET ZN A2202 1 HET JEV B2201 19 HETNAM JEV N-{2-[(8S)-1,6,7,8-TETRAHYDRO-2H-INDENO[5,4-B]FURAN-8- HETNAM 2 JEV YL]ETHYL}PROPANAMIDE HETNAM ZN ZINC ION HETSYN JEV RAMELTEON FORMUL 3 JEV 2(C16 H21 N O2) FORMUL 4 ZN ZN 2+ HELIX 1 AA1 ASP A 2002 LYS A 2019 1 18 HELIX 2 AA2 ASN A 2022 LYS A 2042 1 21 HELIX 3 AA3 SER A 2055 GLY A 2082 1 28 HELIX 4 AA4 VAL A 2084 THR A 2097 1 14 HELIX 5 AA5 TRP A 38 ASN A 68 1 31 HELIX 6 AA6 ASN A 68 ASN A 73 1 6 HELIX 7 AA7 LEU A 77 TYR A 92 1 16 HELIX 8 AA8 TYR A 92 TYR A 103 1 12 HELIX 9 AA9 GLY A 109 CYS A 143 1 35 HELIX 10 AB1 HIS A 144 ILE A 151 1 8 HELIX 11 AB2 TRP A 155 LEU A 173 1 19 HELIX 12 AB3 LEU A 173 GLY A 179 1 7 HELIX 13 AB4 SER A 197 HIS A 208 1 12 HELIX 14 AB5 PHE A 209 GLN A 229 1 21 HELIX 15 AB6 ASP A 1018 GLY A 1022 5 5 HELIX 16 AB7 GLY A 1044 ASP A 1046 5 3 HELIX 17 AB8 SER A 245 ASN A 277 1 33 HELIX 18 AB9 GLU A 280 ILE A 285 1 6 HELIX 19 AC1 PRO A 286 ASP A 312 1 27 HELIX 20 AC2 ASP A 312 ASN A 328 1 17 HELIX 21 AC3 ASP B 2002 LYS B 2019 1 18 HELIX 22 AC4 ALA B 2023 LYS B 2042 1 20 HELIX 23 AC5 SER B 2055 GLY B 2082 1 28 HELIX 24 AC6 VAL B 2084 GLN B 2093 1 10 HELIX 25 AC7 GLN B 2093 ASN B 2099 1 7 HELIX 26 AC8 GLN B 2103 ARG B 35 1 9 HELIX 27 AC9 TRP B 38 ARG B 67 1 30 HELIX 28 AD1 ASN B 68 ARG B 72 5 5 HELIX 29 AD2 ASN B 73 TYR B 92 1 20 HELIX 30 AD3 TYR B 92 TYR B 103 1 12 HELIX 31 AD4 GLY B 109 CYS B 143 1 35 HELIX 32 AD5 SER B 145 ARG B 150 1 6 HELIX 33 AD6 TRP B 155 LEU B 173 1 19 HELIX 34 AD7 LEU B 173 GLY B 179 1 7 HELIX 35 AD8 SER B 197 ILE B 207 1 11 HELIX 36 AD9 PHE B 209 GLN B 229 1 21 HELIX 37 AE1 LEU B 247 ASN B 277 1 31 HELIX 38 AE2 GLU B 280 ILE B 285 1 6 HELIX 39 AE3 PRO B 286 ASP B 312 1 27 HELIX 40 AE4 ASP B 312 ASN B 328 1 17 SHEET 1 AA1 2 LEU A 181 ASP A 184 0 SHEET 2 AA1 2 SER A 189 PHE A 192 -1 O SER A 189 N ASP A 184 SHEET 1 AA2 3 ILE A1011 TYR A1012 0 SHEET 2 AA2 3 TYR A1003 CYS A1005 -1 N TYR A1003 O TYR A1012 SHEET 3 AA2 3 PHE A1048 GLU A1050 -1 O GLU A1049 N THR A1004 SHEET 1 AA3 2 LEU B 181 ASP B 184 0 SHEET 2 AA3 2 SER B 189 PHE B 192 -1 O THR B 191 N GLU B 182 SSBOND 1 CYS A 113 CYS A 190 1555 1555 2.03 SSBOND 2 CYS B 113 CYS B 190 1555 1555 2.03 LINK SG CYS A1005 ZN ZN A2202 1555 1555 2.59 LINK SG CYS A1008 ZN ZN A2202 1555 1555 2.35 LINK SG CYS A1038 ZN ZN A2202 1555 1555 2.55 LINK SG CYS A1041 ZN ZN A2202 1555 1555 2.39 SITE 1 AC1 11 ALA A 117 GLY A 121 ILE A 125 ASN A 175 SITE 2 AC1 11 THR A 191 PHE A 192 GLN A 194 TYR A 200 SITE 3 AC1 11 VAL A 204 LEU A 267 ASN A 268 SITE 1 AC2 4 CYS A1005 CYS A1008 CYS A1038 CYS A1041 SITE 1 AC3 9 ALA B 117 ASN B 175 LEU B 181 THR B 191 SITE 2 AC3 9 PHE B 192 GLN B 194 TYR B 200 VAL B 204 SITE 3 AC3 9 LEU B 267 CRYST1 69.400 145.700 77.200 90.00 106.20 90.00 P 1 21 1 4 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 0.014409 0.000000 0.004186 0.00000 SCALE2 0.000000 0.006863 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013489 0.00000