HEADER TRANSPORT PROTEIN 16-JUL-15 5CMM TITLE CRYSTAL STRUCTURE OF THE GLUK2EM LBD DIMER ASSEMBLY COMPLEX WITH 2S, TITLE 2 4R-4-METHYLGLUTAMATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR IONOTROPIC, KAINATE 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP P42260 RESIDUES 429-544, UNP Q13002 RESIDUES 667-806; COMPND 5 SYNONYM: GLUK2,GLUTAMATE RECEPTOR 6,GLUR6,EXCITATORY AMINO ACID COMPND 6 RECEPTOR 4,EAA4; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS, HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: RAT, HUMAN; SOURCE 4 ORGANISM_TAXID: 10116, 9606; SOURCE 5 GENE: GRIK2, GLUR6, GRIK2, GLUR6; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ORIGAMI B(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET22 KEYWDS MEMBRANE PROTEIN, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.CHITTORI,M.L.MAYER REVDAT 5 27-SEP-23 5CMM 1 JRNL REMARK REVDAT 4 05-OCT-16 5CMM 1 JRNL REVDAT 3 14-SEP-16 5CMM 1 JRNL REVDAT 2 07-SEP-16 5CMM 1 JRNL REVDAT 1 20-JUL-16 5CMM 0 JRNL AUTH J.R.MEYERSON,S.CHITTORI,A.MERK,P.RAO,T.H.HAN,M.SERPE, JRNL AUTH 2 M.L.MAYER,S.SUBRAMANIAM JRNL TITL STRUCTURAL BASIS OF KAINATE SUBTYPE GLUTAMATE RECEPTOR JRNL TITL 2 DESENSITIZATION. JRNL REF NATURE V. 537 567 2016 JRNL REFN ESSN 1476-4687 JRNL PMID 27580033 JRNL DOI 10.1038/NATURE19352 REMARK 2 REMARK 2 RESOLUTION. 1.27 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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) : 1.27 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.29 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.170 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 68757 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.144 REMARK 3 R VALUE (WORKING SET) : 0.143 REMARK 3 FREE R VALUE : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 3385 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 27.2932 - 3.9456 0.99 4361 208 0.1359 0.1366 REMARK 3 2 3.9456 - 3.1332 1.00 4309 254 0.1374 0.1507 REMARK 3 3 3.1332 - 2.7376 1.00 4357 232 0.1478 0.1852 REMARK 3 4 2.7376 - 2.4875 1.00 4355 234 0.1431 0.1483 REMARK 3 5 2.4875 - 2.3093 1.00 4384 224 0.1386 0.1455 REMARK 3 6 2.3093 - 2.1732 1.00 4327 249 0.1312 0.1307 REMARK 3 7 2.1732 - 2.0644 1.00 4431 192 0.1369 0.1478 REMARK 3 8 2.0644 - 1.9746 1.00 4328 260 0.1388 0.1579 REMARK 3 9 1.9746 - 1.8986 1.00 4383 196 0.1422 0.1895 REMARK 3 10 1.8986 - 1.8331 1.00 4362 232 0.1394 0.1613 REMARK 3 11 1.8331 - 1.7758 1.00 4293 262 0.1432 0.1874 REMARK 3 12 1.7758 - 1.7250 1.00 4390 268 0.1350 0.1648 REMARK 3 13 1.7250 - 1.6796 1.00 4288 204 0.1372 0.1847 REMARK 3 14 1.6796 - 1.6386 1.00 4393 216 0.1358 0.1951 REMARK 3 15 1.6386 - 1.6014 1.00 4383 273 0.1450 0.1744 REMARK 3 16 1.6014 - 1.5673 1.00 4324 232 0.1436 0.1687 REMARK 3 17 1.5673 - 1.5360 1.00 4238 266 0.1404 0.1686 REMARK 3 18 1.5360 - 1.5070 1.00 4353 256 0.1458 0.1890 REMARK 3 19 1.5070 - 1.4801 1.00 4388 220 0.1453 0.1744 REMARK 3 20 1.4801 - 1.4550 1.00 4325 206 0.1481 0.1855 REMARK 3 21 1.4550 - 1.4315 1.00 4413 238 0.1514 0.2112 REMARK 3 22 1.4315 - 1.4095 1.00 4340 189 0.1576 0.2141 REMARK 3 23 1.4095 - 1.3888 1.00 4348 254 0.1693 0.2183 REMARK 3 24 1.3888 - 1.3692 1.00 4352 198 0.1724 0.1771 REMARK 3 25 1.3692 - 1.3507 0.99 4352 234 0.1702 0.2252 REMARK 3 26 1.3507 - 1.3332 0.99 4292 218 0.1817 0.2113 REMARK 3 27 1.3332 - 1.3165 0.99 4410 170 0.1774 0.2073 REMARK 3 28 1.3165 - 1.3006 0.98 4302 220 0.1828 0.2195 REMARK 3 29 1.3006 - 1.2855 0.91 3974 200 0.1930 0.1991 REMARK 3 30 1.2855 - 1.2711 0.62 2686 144 0.2041 0.2348 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) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.510 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 : 0.009 2184 REMARK 3 ANGLE : 1.236 2952 REMARK 3 CHIRALITY : 0.075 325 REMARK 3 PLANARITY : 0.005 378 REMARK 3 DIHEDRAL : 12.288 831 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 5CMM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUL-15. REMARK 100 THE DEPOSITION ID IS D_1000211872. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID 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 : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 68757 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.270 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 45.6400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.27 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.29 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.70 REMARK 200 R MERGE FOR SHELL (I) : 0.33500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.800 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: 1S50 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: RESERVOIR: 18% PEG 4K PROTEIN BUFFER: REMARK 280 20 MM NACL, 5 MM 2S,4R-4-METHYLGLUTAMATE, 1 MM EDTA, 2 MM TRIS REMARK 280 PH 8, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 56.97433 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 113.94867 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 85.46150 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 142.43583 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 28.48717 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: MONOMERIC 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 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 GLY A 254 REMARK 465 ASN A 255 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 OE2 GLU A 134 O HOH A 401 2.08 REMARK 500 O HOH A 682 O HOH A 753 2.10 REMARK 500 O HOH A 550 O HOH A 644 2.12 REMARK 500 O HOH A 416 O HOH A 607 2.16 REMARK 500 O HOH A 508 O HOH A 749 2.18 REMARK 500 O HOH A 576 O HOH A 661 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 416 O HOH A 554 5564 2.15 REMARK 500 OH TYR A 94 O HOH A 456 6655 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 GLU A 13 109.51 -163.01 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 808 DISTANCE = 6.67 ANGSTROMS REMARK 525 HOH A 809 DISTANCE = 6.90 ANGSTROMS REMARK 525 HOH A 810 DISTANCE = 7.37 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SYM A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5CMK RELATED DB: PDB REMARK 900 GLUK2EM LBD DIMER ASSEMBLY COMPLEX WITH GLUTAMATE AND LY466195 REMARK 900 RELATED ID: 4UQQ RELATED DB: PDB REMARK 900 FULL LENGTH GLUK2 EM DESENSITIZED STATE COMPLEX WITH 2S,4R-4- REMARK 900 METHYLGLUTAMATE REMARK 900 RELATED ID: 3G3F RELATED DB: PDB REMARK 900 GLUK2 LBD COMPLEX WITH GLUTAMATE DBREF 5CMM A 2 117 UNP P42260 GRIK2_RAT 429 544 DBREF 5CMM A 120 259 UNP Q13002 GRIK2_HUMAN 667 806 SEQADV 5CMM GLY A 1 UNP P42260 EXPRESSION TAG SEQADV 5CMM THR A 91 UNP P42260 ALA 518 ENGINEERED MUTATION SEQADV 5CMM GLY A 118 UNP P42260 LINKER SEQADV 5CMM THR A 119 UNP P42260 LINKER SEQADV 5CMM SER A 142 UNP Q13002 ALA 689 ENGINEERED MUTATION SEQADV 5CMM SER A 174 UNP Q13002 ASN 721 ENGINEERED MUTATION SEQADV 5CMM LEU A 188 UNP Q13002 PHE 735 ENGINEERED MUTATION SEQRES 1 A 259 GLY SER ASN ARG SER LEU ILE VAL THR THR ILE LEU GLU SEQRES 2 A 259 GLU PRO TYR VAL LEU PHE LYS LYS SER ASP LYS PRO LEU SEQRES 3 A 259 TYR GLY ASN ASP ARG PHE GLU GLY TYR CYS ILE ASP LEU SEQRES 4 A 259 LEU ARG GLU LEU SER THR ILE LEU GLY PHE THR TYR GLU SEQRES 5 A 259 ILE ARG LEU VAL GLU ASP GLY LYS TYR GLY ALA GLN ASP SEQRES 6 A 259 ASP VAL ASN GLY GLN TRP ASN GLY MET VAL ARG GLU LEU SEQRES 7 A 259 ILE ASP HIS LYS ALA ASP LEU ALA VAL ALA PRO LEU THR SEQRES 8 A 259 ILE THR TYR VAL ARG GLU LYS VAL ILE ASP PHE SER LYS SEQRES 9 A 259 PRO PHE MET THR LEU GLY ILE SER ILE LEU TYR ARG LYS SEQRES 10 A 259 GLY THR PRO ILE ASP SER ALA ASP ASP LEU ALA LYS GLN SEQRES 11 A 259 THR LYS ILE GLU TYR GLY ALA VAL GLU ASP GLY SER THR SEQRES 12 A 259 MET THR PHE PHE LYS LYS SER LYS ILE SER THR TYR ASP SEQRES 13 A 259 LYS MET TRP ALA PHE MET SER SER ARG ARG GLN SER VAL SEQRES 14 A 259 LEU VAL LYS SER SER GLU GLU GLY ILE GLN ARG VAL LEU SEQRES 15 A 259 THR SER ASP TYR ALA LEU LEU MET GLU SER THR THR ILE SEQRES 16 A 259 GLU PHE VAL THR GLN ARG ASN CYS ASN LEU THR GLN ILE SEQRES 17 A 259 GLY GLY LEU ILE ASP SER LYS GLY TYR GLY VAL GLY THR SEQRES 18 A 259 PRO MET GLY SER PRO TYR ARG ASP LYS ILE THR ILE ALA SEQRES 19 A 259 ILE LEU GLN LEU GLN GLU GLU GLY LYS LEU HIS MET MET SEQRES 20 A 259 LYS GLU LYS TRP TRP ARG GLY ASN GLY CYS PRO GLU HET SYM A 301 20 HETNAM SYM 2S,4R-4-METHYLGLUTAMATE FORMUL 2 SYM C6 H10 N O4 1- FORMUL 3 HOH *410(H2 O) HELIX 1 AA1 TYR A 27 ASP A 30 5 4 HELIX 2 AA2 GLY A 34 GLY A 48 1 15 HELIX 3 AA3 ASN A 72 ASP A 80 1 9 HELIX 4 AA4 THR A 93 LYS A 98 1 6 HELIX 5 AA5 SER A 123 LYS A 129 1 7 HELIX 6 AA6 GLY A 141 SER A 150 1 10 HELIX 7 AA7 ILE A 152 ARG A 165 1 14 HELIX 8 AA8 ARG A 165 LEU A 170 1 6 HELIX 9 AA9 SER A 173 SER A 184 1 12 HELIX 10 AB1 SER A 192 ASN A 202 1 11 HELIX 11 AB2 PRO A 226 GLU A 241 1 16 HELIX 12 AB3 GLY A 242 ARG A 253 1 12 SHEET 1 AA1 3 TYR A 51 LEU A 55 0 SHEET 2 AA1 3 LEU A 6 THR A 10 1 N VAL A 8 O ARG A 54 SHEET 3 AA1 3 LEU A 85 ALA A 86 1 O LEU A 85 N THR A 9 SHEET 1 AA2 2 LEU A 18 PHE A 19 0 SHEET 2 AA2 2 PHE A 32 GLU A 33 -1 O GLU A 33 N LEU A 18 SHEET 1 AA3 2 ILE A 100 PHE A 102 0 SHEET 2 AA3 2 GLY A 220 PRO A 222 -1 O THR A 221 N ASP A 101 SHEET 1 AA4 2 MET A 107 LEU A 109 0 SHEET 2 AA4 2 LYS A 215 TYR A 217 -1 O LYS A 215 N LEU A 109 SHEET 1 AA5 4 GLU A 134 GLY A 136 0 SHEET 2 AA5 4 TYR A 186 GLU A 191 1 O LEU A 189 N GLY A 136 SHEET 3 AA5 4 ILE A 111 ARG A 116 -1 N LEU A 114 O LEU A 188 SHEET 4 AA5 4 LEU A 205 ILE A 208 -1 O THR A 206 N TYR A 115 SSBOND 1 CYS A 203 CYS A 257 1555 1555 2.03 CISPEP 1 GLU A 14 PRO A 15 0 1.39 CISPEP 2 GLY A 256 CYS A 257 0 0.86 SITE 1 AC1 14 TYR A 61 PRO A 89 LEU A 90 THR A 91 SITE 2 AC1 14 ARG A 96 GLY A 141 SER A 142 THR A 143 SITE 3 AC1 14 GLU A 191 TYR A 217 HOH A 439 HOH A 483 SITE 4 AC1 14 HOH A 516 HOH A 625 CRYST1 52.308 52.308 170.923 90.00 90.00 120.00 P 61 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 0.019118 0.011038 0.000000 0.00000 SCALE2 0.000000 0.022075 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005851 0.00000