HEADER MEMBRANE PROTEIN 28-JUL-21 7P9V TITLE CRYO EM STRUCTURE OF SYSTEM XC- COMPND MOL_ID: 1; COMPND 2 MOLECULE: 4F2 CELL-SURFACE ANTIGEN HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 4F2HC,4F2 HEAVY CHAIN ANTIGEN,LYMPHOCYTE ACTIVATION ANTIGEN COMPND 5 4F2 LARGE SUBUNIT,SOLUTE CARRIER FAMILY 3 MEMBER 2; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: CYSTINE/GLUTAMATE TRANSPORTER; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: AMINO ACID TRANSPORT SYSTEM XC-,CALCIUM CHANNEL BLOCKER COMPND 11 RESISTANCE PROTEIN CCBR1,SOLUTE CARRIER FAMILY 7 MEMBER 11,XCT; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SLC3A2, MDU1; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: SLC7A11; SOURCE 13 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS TRANSPORTER GLUTAMATE CYSTINE, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR J.L.PARKER,J.C.DEME,S.M.LEA,S.NEWSTEAD REVDAT 3 13-NOV-24 7P9V 1 REMARK REVDAT 2 02-FEB-22 7P9V 1 JRNL REVDAT 1 17-NOV-21 7P9V 0 JRNL AUTH J.L.PARKER,J.C.DEME,D.KOLOKOURIS,G.KUTEYI,P.C.BIGGIN, JRNL AUTH 2 S.M.LEA,S.NEWSTEAD JRNL TITL MOLECULAR BASIS FOR REDOX CONTROL BY THE HUMAN JRNL TITL 2 CYSTINE/GLUTAMATE ANTIPORTER SYSTEM XC . JRNL REF NAT COMMUN V. 12 7147 2021 JRNL REFN ESSN 2041-1723 JRNL PMID 34880232 JRNL DOI 10.1038/S41467-021-27414-1 REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.400 REMARK 3 NUMBER OF PARTICLES : 300221 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 7P9V COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 28-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1292117314. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : SYSTEM XC- REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5910.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 MET A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 HIS A 1 REMARK 465 HIS A 2 REMARK 465 GLU A 3 REMARK 465 LEU A 4 REMARK 465 GLN A 5 REMARK 465 PRO A 6 REMARK 465 PRO A 7 REMARK 465 GLU A 8 REMARK 465 ALA A 9 REMARK 465 SER A 10 REMARK 465 ILE A 11 REMARK 465 ALA A 12 REMARK 465 VAL A 13 REMARK 465 VAL A 14 REMARK 465 SER A 15 REMARK 465 ILE A 16 REMARK 465 PRO A 17 REMARK 465 ARG A 18 REMARK 465 GLN A 19 REMARK 465 LEU A 20 REMARK 465 PRO A 21 REMARK 465 GLY A 22 REMARK 465 SER A 23 REMARK 465 HIS A 24 REMARK 465 SER A 25 REMARK 465 GLU A 26 REMARK 465 ALA A 27 REMARK 465 GLY A 28 REMARK 465 VAL A 29 REMARK 465 GLN A 30 REMARK 465 GLY A 31 REMARK 465 LEU A 32 REMARK 465 SER A 33 REMARK 465 ALA A 34 REMARK 465 GLY A 35 REMARK 465 ASP A 36 REMARK 465 ASP A 37 REMARK 465 SER A 38 REMARK 465 GLU A 39 REMARK 465 LEU A 40 REMARK 465 GLY A 41 REMARK 465 SER A 42 REMARK 465 HIS A 43 REMARK 465 CYS A 44 REMARK 465 VAL A 45 REMARK 465 ALA A 46 REMARK 465 GLN A 47 REMARK 465 THR A 48 REMARK 465 GLY A 49 REMARK 465 LEU A 50 REMARK 465 GLU A 51 REMARK 465 LEU A 52 REMARK 465 LEU A 53 REMARK 465 ALA A 54 REMARK 465 SER A 55 REMARK 465 GLY A 56 REMARK 465 ASP A 57 REMARK 465 PRO A 58 REMARK 465 LEU A 59 REMARK 465 PRO A 60 REMARK 465 SER A 61 REMARK 465 ALA A 62 REMARK 465 SER A 63 REMARK 465 GLN A 64 REMARK 465 ASN A 65 REMARK 465 ALA A 66 REMARK 465 GLU A 67 REMARK 465 MET A 68 REMARK 465 ILE A 69 REMARK 465 GLU A 70 REMARK 465 THR A 71 REMARK 465 GLY A 72 REMARK 465 SER A 73 REMARK 465 ASP A 74 REMARK 465 CYS A 75 REMARK 465 VAL A 76 REMARK 465 THR A 77 REMARK 465 GLN A 78 REMARK 465 ALA A 79 REMARK 465 GLY A 80 REMARK 465 LEU A 81 REMARK 465 GLN A 82 REMARK 465 LEU A 83 REMARK 465 LEU A 84 REMARK 465 ALA A 85 REMARK 465 SER A 86 REMARK 465 SER A 87 REMARK 465 ASP A 88 REMARK 465 PRO A 89 REMARK 465 PRO A 90 REMARK 465 ALA A 91 REMARK 465 LEU A 92 REMARK 465 ALA A 93 REMARK 465 SER A 94 REMARK 465 LYS A 95 REMARK 465 ASN A 96 REMARK 465 ALA A 97 REMARK 465 GLU A 98 REMARK 465 VAL A 99 REMARK 465 THR A 100 REMARK 465 GLY A 101 REMARK 465 THR A 102 REMARK 465 MET A 103 REMARK 465 SER A 104 REMARK 465 GLN A 105 REMARK 465 ASP A 106 REMARK 465 THR A 107 REMARK 465 GLU A 108 REMARK 465 VAL A 109 REMARK 465 ASP A 110 REMARK 465 MET A 111 REMARK 465 LYS A 112 REMARK 465 GLU A 113 REMARK 465 VAL A 114 REMARK 465 GLU A 115 REMARK 465 LEU A 116 REMARK 465 ASN A 117 REMARK 465 GLU A 118 REMARK 465 LEU A 119 REMARK 465 GLU A 120 REMARK 465 PRO A 121 REMARK 465 GLU A 122 REMARK 465 LYS A 123 REMARK 465 GLN A 124 REMARK 465 PRO A 125 REMARK 465 MET A 126 REMARK 465 ASN A 127 REMARK 465 ALA A 128 REMARK 465 ALA A 129 REMARK 465 SER A 130 REMARK 465 GLY A 131 REMARK 465 ALA A 132 REMARK 465 ALA A 133 REMARK 465 MET A 134 REMARK 465 SER A 135 REMARK 465 LEU A 136 REMARK 465 ALA A 137 REMARK 465 GLY A 138 REMARK 465 ALA A 139 REMARK 465 GLU A 140 REMARK 465 LYS A 141 REMARK 465 ASN A 142 REMARK 465 GLY A 143 REMARK 465 LEU A 144 REMARK 465 VAL A 145 REMARK 465 LYS A 146 REMARK 465 ILE A 147 REMARK 465 LYS A 148 REMARK 465 VAL A 149 REMARK 465 ALA A 150 REMARK 465 GLU A 151 REMARK 465 ASP A 152 REMARK 465 GLU A 153 REMARK 465 ALA A 154 REMARK 465 GLU A 155 REMARK 465 ALA A 156 REMARK 465 ALA A 157 REMARK 465 ALA A 158 REMARK 465 ALA A 159 REMARK 465 ALA A 160 REMARK 465 LYS A 161 REMARK 465 PHE A 162 REMARK 465 THR A 163 REMARK 465 GLY A 164 REMARK 465 LEU A 165 REMARK 465 SER A 166 REMARK 465 LYS A 167 REMARK 465 MET B -7 REMARK 465 ASP B -6 REMARK 465 TYR B -5 REMARK 465 LYS B -4 REMARK 465 ASP B -3 REMARK 465 ASP B -2 REMARK 465 ASP B -1 REMARK 465 ASP B 0 REMARK 465 LYS B 1 REMARK 465 VAL B 2 REMARK 465 ARG B 3 REMARK 465 LYS B 4 REMARK 465 PRO B 5 REMARK 465 VAL B 6 REMARK 465 VAL B 7 REMARK 465 SER B 8 REMARK 465 THR B 9 REMARK 465 ILE B 10 REMARK 465 SER B 11 REMARK 465 LYS B 12 REMARK 465 GLY B 13 REMARK 465 GLY B 14 REMARK 465 TYR B 15 REMARK 465 LEU B 16 REMARK 465 GLN B 17 REMARK 465 GLY B 18 REMARK 465 ASN B 19 REMARK 465 VAL B 20 REMARK 465 ASN B 21 REMARK 465 GLY B 22 REMARK 465 ARG B 23 REMARK 465 LEU B 24 REMARK 465 PRO B 25 REMARK 465 SER B 26 REMARK 465 LEU B 27 REMARK 465 GLY B 28 REMARK 465 ASN B 29 REMARK 465 LYS B 30 REMARK 465 GLU B 31 REMARK 465 PRO B 32 REMARK 465 PRO B 33 REMARK 465 GLY B 34 REMARK 465 GLN B 35 REMARK 465 GLU B 36 REMARK 465 LYS B 37 REMARK 465 VAL B 38 REMARK 465 GLN B 39 REMARK 465 LEU B 40 REMARK 465 LYS B 41 REMARK 465 ARG B 42 REMARK 465 LYS B 43 REMARK 465 VAL B 44 REMARK 465 LYS B 500 REMARK 465 LEU B 501 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 OD2 ASP B 446 OG SER B 449 2.10 REMARK 500 OH TYR B 111 OE2 GLU B 348 2.11 REMARK 500 OH TYR A 469 O PRO A 488 2.11 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 PRO A 215 42.16 -80.33 REMARK 500 GLN A 269 -72.05 -63.68 REMARK 500 LYS A 270 132.86 -175.69 REMARK 500 ASP A 271 14.82 50.89 REMARK 500 GLN A 323 119.52 -167.15 REMARK 500 THR A 326 2.45 -66.55 REMARK 500 GLN A 347 141.37 -170.67 REMARK 500 SER A 372 143.54 -171.47 REMARK 500 ASP A 374 51.63 -90.14 REMARK 500 ALA A 379 -167.99 -124.92 REMARK 500 LEU A 393 31.49 -92.94 REMARK 500 SER A 411 -5.91 64.58 REMARK 500 ALA A 439 -36.09 -130.31 REMARK 500 HIS A 539 21.00 -141.74 REMARK 500 SER A 582 1.57 59.81 REMARK 500 PHE A 627 93.15 -160.63 REMARK 500 ASN B 72 49.92 -99.26 REMARK 500 THR B 73 -36.92 -130.55 REMARK 500 LYS B 105 13.81 59.72 REMARK 500 ILE B 133 -52.07 -128.52 REMARK 500 GLN B 217 34.01 -93.72 REMARK 500 ASP B 223 40.38 -104.42 REMARK 500 ASN B 261 74.28 52.61 REMARK 500 GLU B 263 -7.99 74.38 REMARK 500 ASN B 314 54.68 -93.45 REMARK 500 PRO B 320 38.20 -84.06 REMARK 500 PHE B 336 -5.56 61.17 REMARK 500 CYS B 414 68.14 62.25 REMARK 500 LEU B 425 49.27 -80.70 REMARK 500 ALA B 429 43.13 -84.07 REMARK 500 LEU B 430 -16.56 -142.64 REMARK 500 ALA B 463 -7.23 -53.89 REMARK 500 LYS B 473 76.49 59.30 REMARK 500 PHE B 477 -32.84 -130.85 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-13266 RELATED DB: EMDB REMARK 900 MAP OF SYSTEM XC- IN COMPLEX WITH GLUTAMATE REMARK 900 RELATED ID: 7P9U RELATED DB: PDB REMARK 900 MODEL OF SYSTEM XC- IN COMPLEX WITH GLUTAMATE REMARK 900 RELATED ID: EMD-13267 RELATED DB: EMDB REMARK 900 CRYO EM STRUCTURE OF SYSTEM XC- DBREF 7P9V A 3 631 UNP P08195 4F2_HUMAN 2 630 DBREF 7P9V B 2 501 UNP Q9UPY5 XCT_HUMAN 2 501 SEQADV 7P9V MET A -6 UNP P08195 INITIATING METHIONINE SEQADV 7P9V HIS A -5 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A -4 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A -3 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A -2 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A -1 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A 0 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A 1 UNP P08195 EXPRESSION TAG SEQADV 7P9V HIS A 2 UNP P08195 EXPRESSION TAG SEQADV 7P9V MET B -7 UNP Q9UPY5 INITIATING METHIONINE SEQADV 7P9V ASP B -6 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V TYR B -5 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V LYS B -4 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V ASP B -3 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V ASP B -2 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V ASP B -1 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V ASP B 0 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9V LYS B 1 UNP Q9UPY5 EXPRESSION TAG SEQRES 1 A 638 MET HIS HIS HIS HIS HIS HIS HIS HIS GLU LEU GLN PRO SEQRES 2 A 638 PRO GLU ALA SER ILE ALA VAL VAL SER ILE PRO ARG GLN SEQRES 3 A 638 LEU PRO GLY SER HIS SER GLU ALA GLY VAL GLN GLY LEU SEQRES 4 A 638 SER ALA GLY ASP ASP SER GLU LEU GLY SER HIS CYS VAL SEQRES 5 A 638 ALA GLN THR GLY LEU GLU LEU LEU ALA SER GLY ASP PRO SEQRES 6 A 638 LEU PRO SER ALA SER GLN ASN ALA GLU MET ILE GLU THR SEQRES 7 A 638 GLY SER ASP CYS VAL THR GLN ALA GLY LEU GLN LEU LEU SEQRES 8 A 638 ALA SER SER ASP PRO PRO ALA LEU ALA SER LYS ASN ALA SEQRES 9 A 638 GLU VAL THR GLY THR MET SER GLN ASP THR GLU VAL ASP SEQRES 10 A 638 MET LYS GLU VAL GLU LEU ASN GLU LEU GLU PRO GLU LYS SEQRES 11 A 638 GLN PRO MET ASN ALA ALA SER GLY ALA ALA MET SER LEU SEQRES 12 A 638 ALA GLY ALA GLU LYS ASN GLY LEU VAL LYS ILE LYS VAL SEQRES 13 A 638 ALA GLU ASP GLU ALA GLU ALA ALA ALA ALA ALA LYS PHE SEQRES 14 A 638 THR GLY LEU SER LYS GLU GLU LEU LEU LYS VAL ALA GLY SEQRES 15 A 638 SER PRO GLY TRP VAL ARG THR ARG TRP ALA LEU LEU LEU SEQRES 16 A 638 LEU PHE TRP LEU GLY TRP LEU GLY MET LEU ALA GLY ALA SEQRES 17 A 638 VAL VAL ILE ILE VAL ARG ALA PRO ARG CYS ARG GLU LEU SEQRES 18 A 638 PRO ALA GLN LYS TRP TRP HIS THR GLY ALA LEU TYR ARG SEQRES 19 A 638 ILE GLY ASP LEU GLN ALA PHE GLN GLY HIS GLY ALA GLY SEQRES 20 A 638 ASN LEU ALA GLY LEU LYS GLY ARG LEU ASP TYR LEU SER SEQRES 21 A 638 SER LEU LYS VAL LYS GLY LEU VAL LEU GLY PRO ILE HIS SEQRES 22 A 638 LYS ASN GLN LYS ASP ASP VAL ALA GLN THR ASP LEU LEU SEQRES 23 A 638 GLN ILE ASP PRO ASN PHE GLY SER LYS GLU ASP PHE ASP SEQRES 24 A 638 SER LEU LEU GLN SER ALA LYS LYS LYS SER ILE ARG VAL SEQRES 25 A 638 ILE LEU ASP LEU THR PRO ASN TYR ARG GLY GLU ASN SER SEQRES 26 A 638 TRP PHE SER THR GLN VAL ASP THR VAL ALA THR LYS VAL SEQRES 27 A 638 LYS ASP ALA LEU GLU PHE TRP LEU GLN ALA GLY VAL ASP SEQRES 28 A 638 GLY PHE GLN VAL ARG ASP ILE GLU ASN LEU LYS ASP ALA SEQRES 29 A 638 SER SER PHE LEU ALA GLU TRP GLN ASN ILE THR LYS GLY SEQRES 30 A 638 PHE SER GLU ASP ARG LEU LEU ILE ALA GLY THR ASN SER SEQRES 31 A 638 SER ASP LEU GLN GLN ILE LEU SER LEU LEU GLU SER ASN SEQRES 32 A 638 LYS ASP LEU LEU LEU THR SER SER TYR LEU SER ASP SER SEQRES 33 A 638 GLY SER THR GLY GLU HIS THR LYS SER LEU VAL THR GLN SEQRES 34 A 638 TYR LEU ASN ALA THR GLY ASN ARG TRP CYS SER TRP SER SEQRES 35 A 638 LEU SER GLN ALA ARG LEU LEU THR SER PHE LEU PRO ALA SEQRES 36 A 638 GLN LEU LEU ARG LEU TYR GLN LEU MET LEU PHE THR LEU SEQRES 37 A 638 PRO GLY THR PRO VAL PHE SER TYR GLY ASP GLU ILE GLY SEQRES 38 A 638 LEU ASP ALA ALA ALA LEU PRO GLY GLN PRO MET GLU ALA SEQRES 39 A 638 PRO VAL MET LEU TRP ASP GLU SER SER PHE PRO ASP ILE SEQRES 40 A 638 PRO GLY ALA VAL SER ALA ASN MET THR VAL LYS GLY GLN SEQRES 41 A 638 SER GLU ASP PRO GLY SER LEU LEU SER LEU PHE ARG ARG SEQRES 42 A 638 LEU SER ASP GLN ARG SER LYS GLU ARG SER LEU LEU HIS SEQRES 43 A 638 GLY ASP PHE HIS ALA PHE SER ALA GLY PRO GLY LEU PHE SEQRES 44 A 638 SER TYR ILE ARG HIS TRP ASP GLN ASN GLU ARG PHE LEU SEQRES 45 A 638 VAL VAL LEU ASN PHE GLY ASP VAL GLY LEU SER ALA GLY SEQRES 46 A 638 LEU GLN ALA SER ASP LEU PRO ALA SER ALA SER LEU PRO SEQRES 47 A 638 ALA LYS ALA ASP LEU LEU LEU SER THR GLN PRO GLY ARG SEQRES 48 A 638 GLU GLU GLY SER PRO LEU GLU LEU GLU ARG LEU LYS LEU SEQRES 49 A 638 GLU PRO HIS GLU GLY LEU LEU LEU ARG PHE PRO TYR ALA SEQRES 50 A 638 ALA SEQRES 1 B 509 MET ASP TYR LYS ASP ASP ASP ASP LYS VAL ARG LYS PRO SEQRES 2 B 509 VAL VAL SER THR ILE SER LYS GLY GLY TYR LEU GLN GLY SEQRES 3 B 509 ASN VAL ASN GLY ARG LEU PRO SER LEU GLY ASN LYS GLU SEQRES 4 B 509 PRO PRO GLY GLN GLU LYS VAL GLN LEU LYS ARG LYS VAL SEQRES 5 B 509 THR LEU LEU ARG GLY VAL SER ILE ILE ILE GLY THR ILE SEQRES 6 B 509 ILE GLY ALA GLY ILE PHE ILE SER PRO LYS GLY VAL LEU SEQRES 7 B 509 GLN ASN THR GLY SER VAL GLY MET SER LEU THR ILE TRP SEQRES 8 B 509 THR VAL CYS GLY VAL LEU SER LEU PHE GLY ALA LEU SER SEQRES 9 B 509 TYR ALA GLU LEU GLY THR THR ILE LYS LYS SER GLY GLY SEQRES 10 B 509 HIS TYR THR TYR ILE LEU GLU VAL PHE GLY PRO LEU PRO SEQRES 11 B 509 ALA PHE VAL ARG VAL TRP VAL GLU LEU LEU ILE ILE ARG SEQRES 12 B 509 PRO ALA ALA THR ALA VAL ILE SER LEU ALA PHE GLY ARG SEQRES 13 B 509 TYR ILE LEU GLU PRO PHE PHE ILE GLN CYS GLU ILE PRO SEQRES 14 B 509 GLU LEU ALA ILE LYS LEU ILE THR ALA VAL GLY ILE THR SEQRES 15 B 509 VAL VAL MET VAL LEU ASN SER MET SER VAL SER TRP SER SEQRES 16 B 509 ALA ARG ILE GLN ILE PHE LEU THR PHE CYS LYS LEU THR SEQRES 17 B 509 ALA ILE LEU ILE ILE ILE VAL PRO GLY VAL MET GLN LEU SEQRES 18 B 509 ILE LYS GLY GLN THR GLN ASN PHE LYS ASP ALA PHE SER SEQRES 19 B 509 GLY ARG ASP SER SER ILE THR ARG LEU PRO LEU ALA PHE SEQRES 20 B 509 TYR TYR GLY MET TYR ALA TYR ALA GLY TRP PHE TYR LEU SEQRES 21 B 509 ASN PHE VAL THR GLU GLU VAL GLU ASN PRO GLU LYS THR SEQRES 22 B 509 ILE PRO LEU ALA ILE CYS ILE SER MET ALA ILE VAL THR SEQRES 23 B 509 ILE GLY TYR VAL LEU THR ASN VAL ALA TYR PHE THR THR SEQRES 24 B 509 ILE ASN ALA GLU GLU LEU LEU LEU SER ASN ALA VAL ALA SEQRES 25 B 509 VAL THR PHE SER GLU ARG LEU LEU GLY ASN PHE SER LEU SEQRES 26 B 509 ALA VAL PRO ILE PHE VAL ALA LEU SER CYS PHE GLY SER SEQRES 27 B 509 MET ASN GLY GLY VAL PHE ALA VAL SER ARG LEU PHE TYR SEQRES 28 B 509 VAL ALA SER ARG GLU GLY HIS LEU PRO GLU ILE LEU SER SEQRES 29 B 509 MET ILE HIS VAL ARG LYS HIS THR PRO LEU PRO ALA VAL SEQRES 30 B 509 ILE VAL LEU HIS PRO LEU THR MET ILE MET LEU PHE SER SEQRES 31 B 509 GLY ASP LEU ASP SER LEU LEU ASN PHE LEU SER PHE ALA SEQRES 32 B 509 ARG TRP LEU PHE ILE GLY LEU ALA VAL ALA GLY LEU ILE SEQRES 33 B 509 TYR LEU ARG TYR LYS CYS PRO ASP MET HIS ARG PRO PHE SEQRES 34 B 509 LYS VAL PRO LEU PHE ILE PRO ALA LEU PHE SER PHE THR SEQRES 35 B 509 CYS LEU PHE MET VAL ALA LEU SER LEU TYR SER ASP PRO SEQRES 36 B 509 PHE SER THR GLY ILE GLY PHE VAL ILE THR LEU THR GLY SEQRES 37 B 509 VAL PRO ALA TYR TYR LEU PHE ILE ILE TRP ASP LYS LYS SEQRES 38 B 509 PRO ARG TRP PHE ARG ILE MET SER GLU LYS ILE THR ARG SEQRES 39 B 509 THR LEU GLN ILE ILE LEU GLU VAL VAL PRO GLU GLU ASP SEQRES 40 B 509 LYS LEU HET NAG C 1 14 HET NAG C 2 14 HET NAG D 1 14 HET NAG D 2 14 HET NAG E 1 14 HET NAG E 2 14 HET NAG F 1 14 HET NAG F 2 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 3 NAG 8(C8 H15 N O6) HELIX 1 AA1 GLU A 168 GLY A 175 1 8 HELIX 2 AA2 TRP A 179 ALA A 208 1 30 HELIX 3 AA3 ASP A 230 GLY A 236 1 7 HELIX 4 AA4 LEU A 242 GLY A 247 5 6 HELIX 5 AA5 ARG A 248 LEU A 255 1 8 HELIX 6 AA6 PRO A 283 GLY A 286 5 4 HELIX 7 AA7 SER A 287 LYS A 301 1 15 HELIX 8 AA8 THR A 326 GLY A 342 1 17 HELIX 9 AA9 ASP A 356 SER A 372 1 17 HELIX 10 AB1 ASP A 385 LEU A 393 1 9 HELIX 11 AB2 TYR A 405 SER A 407 5 3 HELIX 12 AB3 GLU A 414 THR A 427 1 14 HELIX 13 AB4 PRO A 447 GLN A 449 5 3 HELIX 14 AB5 LEU A 450 LEU A 461 1 12 HELIX 15 AB6 VAL A 510 GLU A 515 1 6 HELIX 16 AB7 SER A 519 GLU A 534 1 16 HELIX 17 AB8 GLU A 534 GLY A 540 1 7 HELIX 18 AB9 PRO A 585 SER A 589 5 5 HELIX 19 AC1 LEU B 46 ILE B 58 1 13 HELIX 20 AC2 ALA B 60 ASN B 72 1 13 HELIX 21 AC3 VAL B 76 LYS B 105 1 30 HELIX 22 AC4 TYR B 111 GLU B 116 1 6 HELIX 23 AC5 GLY B 119 ILE B 133 1 15 HELIX 24 AC6 ILE B 133 GLU B 152 1 20 HELIX 25 AC7 PRO B 161 SER B 183 1 23 HELIX 26 AC8 VAL B 184 MET B 211 1 28 HELIX 27 AC9 SER B 231 THR B 233 5 3 HELIX 28 AD1 ARG B 234 TYR B 246 1 13 HELIX 29 AD2 ILE B 270 ILE B 292 1 23 HELIX 30 AD3 ASN B 293 SER B 300 1 8 HELIX 31 AD4 ALA B 302 LEU B 312 1 11 HELIX 32 AD5 ASN B 314 ASN B 332 1 19 HELIX 33 AD6 GLY B 333 VAL B 335 5 3 HELIX 34 AD7 PHE B 336 GLU B 348 1 13 HELIX 35 AD8 PRO B 352 LEU B 355 5 4 HELIX 36 AD9 PRO B 365 ILE B 370 1 6 HELIX 37 AE1 VAL B 371 SER B 382 1 12 HELIX 38 AE2 ASP B 384 LEU B 402 1 19 HELIX 39 AE3 ALA B 403 ARG B 411 1 9 HELIX 40 AE4 ILE B 427 VAL B 439 1 13 HELIX 41 AE5 ALA B 440 LEU B 443 5 4 HELIX 42 AE6 THR B 450 GLY B 460 1 11 HELIX 43 AE7 VAL B 461 LEU B 466 5 6 HELIX 44 AE8 PHE B 477 LEU B 492 1 16 SHEET 1 AA1 8 LEU A 400 SER A 403 0 SHEET 2 AA1 8 LEU A 377 THR A 381 1 N ALA A 379 O THR A 402 SHEET 3 AA1 8 PHE A 346 GLN A 347 1 N PHE A 346 O ILE A 378 SHEET 4 AA1 8 ARG A 304 ASP A 308 1 N LEU A 307 O GLN A 347 SHEET 5 AA1 8 GLY A 259 LEU A 262 1 N LEU A 262 O ILE A 306 SHEET 6 AA1 8 LEU A 225 ILE A 228 1 N ILE A 228 O VAL A 261 SHEET 7 AA1 8 THR A 464 PHE A 467 1 O PHE A 467 N ARG A 227 SHEET 8 AA1 8 SER A 433 TRP A 434 1 N TRP A 434 O THR A 464 SHEET 1 AA2 2 HIS A 266 ASN A 268 0 SHEET 2 AA2 2 THR A 276 ILE A 281 -1 O GLN A 280 N LYS A 267 SHEET 1 AA3 2 ASP A 541 PHE A 545 0 SHEET 2 AA3 2 SER A 553 HIS A 557 -1 O HIS A 557 N ASP A 541 SHEET 1 AA4 3 PRO A 609 GLU A 611 0 SHEET 2 AA4 3 LYS A 593 SER A 599 -1 N ALA A 594 O LEU A 610 SHEET 3 AA4 3 LEU A 623 ARG A 626 -1 O LEU A 624 N LEU A 597 SHEET 1 AA5 2 MET B 357 HIS B 359 0 SHEET 2 AA5 2 VAL B 494 PRO B 496 -1 O VAL B 495 N ILE B 358 SSBOND 1 CYS A 211 CYS B 158 1555 1555 2.21 LINK ND2 ASN A 366 C1 NAG D 1 1555 1555 1.44 LINK ND2 ASN A 382 C1 NAG E 1 1555 1555 1.44 LINK ND2 ASN A 425 C1 NAG F 1 1555 1555 1.44 LINK ND2 ASN A 507 C1 NAG C 1 1555 1555 1.44 LINK O4 NAG C 1 C1 NAG C 2 1555 1555 1.45 LINK O4 NAG D 1 C1 NAG D 2 1555 1555 1.45 LINK O4 NAG E 1 C1 NAG E 2 1555 1555 1.44 LINK O4 NAG F 1 C1 NAG F 2 1555 1555 1.44 CISPEP 1 GLY A 263 PRO A 264 0 2.06 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000