HEADER TRANSPORT PROTEIN 02-AUG-04 1U77 TITLE CRYSTAL STRUCTURE OF AMMONIA CHANNEL AMTB FROM E. COLI COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROBABLE AMMONIUM TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: AMTB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET29B KEYWDS RIGHT HANDED HELICAL BUNDLE, TRANSMEMBRANE HELICES, MEMBRANE CHANNEL, KEYWDS 2 AMMONIA CHANNEL, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.KHADEMI,J.O'CONNELL III,J.REMIS,Y.ROBLES-COLMENARES,L.J.W.MIERCKE, AUTHOR 2 R.M.STROUD REVDAT 4 20-OCT-21 1U77 1 SEQADV LINK REVDAT 3 13-JUL-11 1U77 1 VERSN REVDAT 2 24-FEB-09 1U77 1 VERSN REVDAT 1 21-SEP-04 1U77 0 JRNL AUTH S.KHADEMI,J.O'CONNELL III,J.REMIS,Y.ROBLES-COLMENARES, JRNL AUTH 2 L.J.W.MIERCKE,R.M.STROUD JRNL TITL MECHANISM OF AMMONIA TRANSPORT BY AMT/MEP/RH: STRUCTURE OF JRNL TITL 2 AMTB AT 1.35 A JRNL REF SCIENCE V. 305 1587 2004 JRNL REFN ISSN 0036-8075 JRNL PMID 15361618 JRNL DOI 10.1126/SCIENCE.1101952 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 83.9 REMARK 3 NUMBER OF REFLECTIONS : 27967 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) : 0.182 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2775 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 41.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2900 REMARK 3 BIN FREE R VALUE : 0.3130 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 147 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2799 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 243 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.50000 REMARK 3 B22 (A**2) : -5.50000 REMARK 3 B33 (A**2) : 10.90000 REMARK 3 B12 (A**2) : -3.80000 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) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.22 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.25 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1U77 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-AUG-04. REMARK 100 THE DEPOSITION ID IS D_1000023331. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-NOV-03; NULL REMARK 200 TEMPERATURE (KELVIN) : 100; NULL REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; NULL REMARK 200 RADIATION SOURCE : ALS; NULL REMARK 200 BEAMLINE : 8.3.1; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1159, 1.0080, 0.9797; NULL REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL; DOUBLE CRYSTAL REMARK 200 OPTICS : SI(111); NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; NULL REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4; NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29244 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.4 REMARK 200 DATA REDUNDANCY : 19.60 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : 0.06400 REMARK 200 FOR THE DATA SET : 25.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 48.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.69500 REMARK 200 R SYM FOR SHELL (I) : 0.69500 REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD; SINGLE WAVELENGTH 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 (%): 57.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG, PH 6.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 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 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 47.33200 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 47.33200 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 47.33200 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 UNIT IS A TRIMER. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 10240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33860 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -145.0 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 95.76800 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 47.88400 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 82.93752 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 541 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 695 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 ALA A 1 REMARK 465 PRO A 2 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 TYR A 62 -18.17 -150.34 REMARK 500 ASN A 72 -153.10 -105.69 REMARK 500 ASP A 160 87.97 -157.66 REMARK 500 VAL A 167 -65.59 -97.62 REMARK 500 ASN A 224 -163.70 -111.56 REMARK 500 ALA A 343 -175.76 -64.75 REMARK 500 THR A 380 -61.01 -91.11 REMARK 500 LEU A 383 -86.93 -79.10 REMARK 500 REMARK 500 REMARK: NULL DBREF 1U77 A 1 385 UNP P69681 AMTB_ECOLI 23 407 SEQADV 1U77 MSE A 13 UNP P69681 MET 35 MODIFIED RESIDUE SEQADV 1U77 MSE A 14 UNP P69681 MET 36 MODIFIED RESIDUE SEQADV 1U77 MSE A 23 UNP P69681 MET 45 MODIFIED RESIDUE SEQADV 1U77 MSE A 44 UNP P69681 MET 66 MODIFIED RESIDUE SEQADV 1U77 SER A 68 UNP P69681 PHE 90 ENGINEERED MUTATION SEQADV 1U77 MSE A 82 UNP P69681 MET 104 MODIFIED RESIDUE SEQADV 1U77 MSE A 92 UNP P69681 MET 114 MODIFIED RESIDUE SEQADV 1U77 PRO A 126 UNP P69681 SER 148 ENGINEERED MUTATION SEQADV 1U77 MSE A 146 UNP P69681 MET 168 MODIFIED RESIDUE SEQADV 1U77 MSE A 200 UNP P69681 MET 222 MODIFIED RESIDUE SEQADV 1U77 LEU A 255 UNP P69681 LYS 277 ENGINEERED MUTATION SEQADV 1U77 MSE A 301 UNP P69681 MET 323 MODIFIED RESIDUE SEQADV 1U77 MSE A 328 UNP P69681 MET 350 MODIFIED RESIDUE SEQADV 1U77 MSE A 348 UNP P69681 MET 370 MODIFIED RESIDUE SEQRES 1 A 385 ALA PRO ALA VAL ALA ASP LYS ALA ASP ASN ALA PHE MSE SEQRES 2 A 385 MSE ILE CYS THR ALA LEU VAL LEU PHE MSE THR ILE PRO SEQRES 3 A 385 GLY ILE ALA LEU PHE TYR GLY GLY LEU ILE ARG GLY LYS SEQRES 4 A 385 ASN VAL LEU SER MSE LEU THR GLN VAL THR VAL THR PHE SEQRES 5 A 385 ALA LEU VAL CYS ILE LEU TRP VAL VAL TYR GLY TYR SER SEQRES 6 A 385 LEU ALA SER GLY GLU GLY ASN ASN PHE PHE GLY ASN ILE SEQRES 7 A 385 ASN TRP LEU MSE LEU LYS ASN ILE GLU LEU THR ALA VAL SEQRES 8 A 385 MSE GLY SER ILE TYR GLN TYR ILE HIS VAL ALA PHE GLN SEQRES 9 A 385 GLY SER PHE ALA CYS ILE THR VAL GLY LEU ILE VAL GLY SEQRES 10 A 385 ALA LEU ALA GLU ARG ILE ARG PHE PRO ALA VAL LEU ILE SEQRES 11 A 385 PHE VAL VAL VAL TRP LEU THR LEU SER TYR ILE PRO ILE SEQRES 12 A 385 ALA HIS MSE VAL TRP GLY GLY GLY LEU LEU ALA SER HIS SEQRES 13 A 385 GLY ALA LEU ASP PHE ALA GLY GLY THR VAL VAL HIS ILE SEQRES 14 A 385 ASN ALA ALA ILE ALA GLY LEU VAL GLY ALA TYR LEU ILE SEQRES 15 A 385 GLY LYS ARG VAL GLY PHE GLY LYS GLU ALA PHE LYS PRO SEQRES 16 A 385 HIS ASN LEU PRO MSE VAL PHE THR GLY THR ALA ILE LEU SEQRES 17 A 385 TYR ILE GLY TRP PHE GLY PHE ASN ALA GLY SER ALA GLY SEQRES 18 A 385 THR ALA ASN GLU ILE ALA ALA LEU ALA PHE VAL ASN THR SEQRES 19 A 385 VAL VAL ALA THR ALA ALA ALA ILE LEU GLY TRP ILE PHE SEQRES 20 A 385 GLY GLU TRP ALA LEU ARG GLY LEU PRO SER LEU LEU GLY SEQRES 21 A 385 ALA CYS SER GLY ALA ILE ALA GLY LEU VAL GLY VAL THR SEQRES 22 A 385 PRO ALA CYS GLY TYR ILE GLY VAL GLY GLY ALA LEU ILE SEQRES 23 A 385 ILE GLY VAL VAL ALA GLY LEU ALA GLY LEU TRP GLY VAL SEQRES 24 A 385 THR MSE LEU LYS ARG LEU LEU ARG VAL ASP ASP PRO CYS SEQRES 25 A 385 ASP VAL PHE GLY VAL HIS GLY VAL CYS GLY ILE VAL GLY SEQRES 26 A 385 CYS ILE MSE THR GLY ILE PHE ALA ALA SER SER LEU GLY SEQRES 27 A 385 GLY VAL GLY PHE ALA GLU GLY VAL THR MSE GLY HIS GLN SEQRES 28 A 385 LEU LEU VAL GLN LEU GLU SER ILE ALA ILE THR ILE VAL SEQRES 29 A 385 TRP SER GLY VAL VAL ALA PHE ILE GLY TYR LYS LEU ALA SEQRES 30 A 385 ASP LEU THR VAL GLY LEU ARG VAL MODRES 1U77 MSE A 13 MET SELENOMETHIONINE MODRES 1U77 MSE A 14 MET SELENOMETHIONINE MODRES 1U77 MSE A 23 MET SELENOMETHIONINE MODRES 1U77 MSE A 44 MET SELENOMETHIONINE MODRES 1U77 MSE A 82 MET SELENOMETHIONINE MODRES 1U77 MSE A 92 MET SELENOMETHIONINE MODRES 1U77 MSE A 146 MET SELENOMETHIONINE MODRES 1U77 MSE A 200 MET SELENOMETHIONINE MODRES 1U77 MSE A 301 MET SELENOMETHIONINE MODRES 1U77 MSE A 328 MET SELENOMETHIONINE MODRES 1U77 MSE A 348 MET SELENOMETHIONINE HET MSE A 13 8 HET MSE A 14 8 HET MSE A 23 8 HET MSE A 44 8 HET MSE A 82 8 HET MSE A 92 8 HET MSE A 146 8 HET MSE A 200 12 HET MSE A 301 8 HET MSE A 328 12 HET MSE A 348 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 11(C5 H11 N O2 SE) FORMUL 2 HOH *243(H2 O) HELIX 1 1 ASP A 6 ILE A 25 1 20 HELIX 2 2 PRO A 26 GLY A 34 1 9 HELIX 3 3 ARG A 37 TYR A 62 1 26 HELIX 4 4 TYR A 62 GLY A 69 1 8 HELIX 5 5 TRP A 80 LYS A 84 5 5 HELIX 6 6 GLN A 97 ALA A 120 1 24 HELIX 7 7 GLU A 121 ILE A 123 5 3 HELIX 8 8 ARG A 124 SER A 139 1 16 HELIX 9 9 SER A 139 GLY A 149 1 11 HELIX 10 10 GLY A 151 HIS A 156 1 6 HELIX 11 11 VAL A 167 ILE A 182 1 16 HELIX 12 12 LYS A 194 HIS A 196 5 3 HELIX 13 13 ASN A 197 GLY A 218 1 22 HELIX 14 14 SER A 219 GLY A 221 5 3 HELIX 15 15 ASN A 224 GLY A 254 1 31 HELIX 16 16 SER A 257 THR A 273 1 17 HELIX 17 17 GLY A 280 ARG A 307 1 28 HELIX 18 18 ASP A 310 CYS A 312 5 3 HELIX 19 19 ASP A 313 ALA A 333 1 21 HELIX 20 20 ALA A 334 GLY A 338 5 5 HELIX 21 21 THR A 347 VAL A 381 1 35 SHEET 1 A 2 VAL A 91 MSE A 92 0 SHEET 2 A 2 ILE A 95 TYR A 96 -1 O ILE A 95 N MSE A 92 LINK C PHE A 12 N MSE A 13 1555 1555 1.33 LINK C MSE A 13 N MSE A 14 1555 1555 1.33 LINK C MSE A 14 N ILE A 15 1555 1555 1.33 LINK C PHE A 22 N MSE A 23 1555 1555 1.33 LINK C MSE A 23 N THR A 24 1555 1555 1.33 LINK C SER A 43 N MSE A 44 1555 1555 1.33 LINK C MSE A 44 N LEU A 45 1555 1555 1.32 LINK C LEU A 81 N MSE A 82 1555 1555 1.33 LINK C MSE A 82 N LEU A 83 1555 1555 1.33 LINK C VAL A 91 N MSE A 92 1555 1555 1.33 LINK C MSE A 92 N GLY A 93 1555 1555 1.33 LINK C HIS A 145 N MSE A 146 1555 1555 1.33 LINK C MSE A 146 N VAL A 147 1555 1555 1.33 LINK C PRO A 199 N MSE A 200 1555 1555 1.33 LINK C MSE A 200 N VAL A 201 1555 1555 1.33 LINK C THR A 300 N MSE A 301 1555 1555 1.33 LINK C MSE A 301 N LEU A 302 1555 1555 1.33 LINK C ILE A 327 N MSE A 328 1555 1555 1.33 LINK C MSE A 328 N THR A 329 1555 1555 1.33 LINK C THR A 347 N MSE A 348 1555 1555 1.33 LINK C MSE A 348 N GLY A 349 1555 1555 1.33 CISPEP 1 ILE A 25 PRO A 26 0 0.58 CRYST1 95.768 95.768 94.664 90.00 90.00 120.00 P 63 6 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 0.010442 0.006029 0.000000 0.00000 SCALE2 0.000000 0.012057 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010564 0.00000 MASTER 271 0 11 21 2 0 0 6 0 0 0 30 END