HEADER TRANSPORT PROTEIN 17-NOV-25 9Z7S TITLE HUMAN NIPA2 MUTANT A75T COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAGNESIUM TRANSPORTER NIPA2; COMPND 3 CHAIN: B, A; COMPND 4 SYNONYM: NON-IMPRINTED IN PRADER-WILLI/ANGELMAN SYNDROME REGION COMPND 5 PROTEIN 2; COMPND 6 ENGINEERED: YES; COMPND 7 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: NIPA2; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 EXPRESSION_SYSTEM_ATCC_NUMBER: CRL-1711; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PFB-FLAG-HIS KEYWDS MEMBRANE PROTEIN, TRANSPORTER, TRANSPORT PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR S.J.KARUPPAN,N.CONNOLLY,S.SHRESTHA,M.MEDEARIS,M.GHOLAMPOUR,L.ZUBCEVIC REVDAT 1 29-JUL-26 9Z7S 0 JRNL AUTH S.J.KARUPPAN,N.CONNOLLY,S.SHRESTHA,M.MEDEARIS,M.GHOLAMPOUR, JRNL AUTH 2 L.ZUBCEVIC JRNL TITL MECHANISTIC STUDIES OF THE HUMAN NIPA2 TRANSPORTER JRNL REF NAT COMMUN 2026 JRNL REFN ESSN 2041-1723 JRNL DOI 10.1038/S41467-026-75832-W REMARK 2 REMARK 2 RESOLUTION. 3.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, SERIALEM, CRYOSPARC, UCSF REMARK 3 CHIMERA, COOT, PHENIX, CRYOSPARC, REMARK 3 CRYOSPARC, CRYOSPARC, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 9Z6N 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) : 3.500 REMARK 3 NUMBER OF PARTICLES : 284521 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 9Z7S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-NOV-25. REMARK 100 THE DEPOSITION ID IS D_1000302263. 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 : HUMAN NIPA2 A75T MUTANT REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 1.60 REMARK 245 SAMPLE SUPPORT DETAILS : 3X (45S, 0.42 MBAR, 15 MAMPS) REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 19064 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : TFS FALCON 4I (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2200.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5500.00 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 MET B 1 REMARK 465 SER B 2 REMARK 465 GLN B 3 REMARK 465 GLY B 4 REMARK 465 ARG B 5 REMARK 465 GLY B 6 REMARK 465 LYS B 7 REMARK 465 VAL B 302 REMARK 465 SER B 303 REMARK 465 PHE B 304 REMARK 465 SER B 305 REMARK 465 LEU B 306 REMARK 465 ALA B 307 REMARK 465 SER B 308 REMARK 465 LEU B 309 REMARK 465 PRO B 310 REMARK 465 VAL B 311 REMARK 465 SER B 312 REMARK 465 PHE B 313 REMARK 465 ARG B 314 REMARK 465 LYS B 315 REMARK 465 ASP B 316 REMARK 465 GLU B 317 REMARK 465 LYS B 318 REMARK 465 ALA B 319 REMARK 465 MET B 320 REMARK 465 ASN B 321 REMARK 465 GLY B 322 REMARK 465 ASN B 323 REMARK 465 LEU B 324 REMARK 465 SER B 325 REMARK 465 ASN B 326 REMARK 465 MET B 327 REMARK 465 TYR B 328 REMARK 465 GLU B 329 REMARK 465 VAL B 330 REMARK 465 LEU B 331 REMARK 465 ASN B 332 REMARK 465 ASN B 333 REMARK 465 ASN B 334 REMARK 465 GLU B 335 REMARK 465 GLU B 336 REMARK 465 SER B 337 REMARK 465 LEU B 338 REMARK 465 THR B 339 REMARK 465 CYS B 340 REMARK 465 GLY B 341 REMARK 465 ILE B 342 REMARK 465 GLU B 343 REMARK 465 GLN B 344 REMARK 465 HIS B 345 REMARK 465 THR B 346 REMARK 465 GLY B 347 REMARK 465 GLU B 348 REMARK 465 ASN B 349 REMARK 465 VAL B 350 REMARK 465 SER B 351 REMARK 465 ARG B 352 REMARK 465 ARG B 353 REMARK 465 ASN B 354 REMARK 465 GLY B 355 REMARK 465 ASN B 356 REMARK 465 LEU B 357 REMARK 465 THR B 358 REMARK 465 ALA B 359 REMARK 465 PHE B 360 REMARK 465 SER B 361 REMARK 465 ASN B 362 REMARK 465 SER B 363 REMARK 465 LEU B 364 REMARK 465 GLU B 365 REMARK 465 VAL B 366 REMARK 465 LEU B 367 REMARK 465 PHE B 368 REMARK 465 GLN B 369 REMARK 465 GLY B 370 REMARK 465 PRO B 371 REMARK 465 ALA B 372 REMARK 465 ALA B 373 REMARK 465 ASP B 374 REMARK 465 TYR B 375 REMARK 465 LYS B 376 REMARK 465 ASP B 377 REMARK 465 ASP B 378 REMARK 465 ASP B 379 REMARK 465 ASP B 380 REMARK 465 LYS B 381 REMARK 465 ALA B 382 REMARK 465 HIS B 383 REMARK 465 HIS B 384 REMARK 465 HIS B 385 REMARK 465 HIS B 386 REMARK 465 HIS B 387 REMARK 465 HIS B 388 REMARK 465 HIS B 389 REMARK 465 HIS B 390 REMARK 465 HIS B 391 REMARK 465 HIS B 392 REMARK 465 MET A 1 REMARK 465 SER A 2 REMARK 465 GLN A 3 REMARK 465 GLY A 4 REMARK 465 ARG A 5 REMARK 465 GLY A 6 REMARK 465 ARG A 40 REMARK 465 LYS A 41 REMARK 465 GLY A 42 REMARK 465 SER A 43 REMARK 465 MET A 44 REMARK 465 ARG A 45 REMARK 465 SER A 303 REMARK 465 PHE A 304 REMARK 465 SER A 305 REMARK 465 LEU A 306 REMARK 465 ALA A 307 REMARK 465 SER A 308 REMARK 465 LEU A 309 REMARK 465 PRO A 310 REMARK 465 VAL A 311 REMARK 465 SER A 312 REMARK 465 PHE A 313 REMARK 465 ARG A 314 REMARK 465 LYS A 315 REMARK 465 ASP A 316 REMARK 465 GLU A 317 REMARK 465 LYS A 318 REMARK 465 ALA A 319 REMARK 465 MET A 320 REMARK 465 ASN A 321 REMARK 465 GLY A 322 REMARK 465 ASN A 323 REMARK 465 LEU A 324 REMARK 465 SER A 325 REMARK 465 ASN A 326 REMARK 465 MET A 327 REMARK 465 TYR A 328 REMARK 465 GLU A 329 REMARK 465 VAL A 330 REMARK 465 LEU A 331 REMARK 465 ASN A 332 REMARK 465 ASN A 333 REMARK 465 ASN A 334 REMARK 465 GLU A 335 REMARK 465 GLU A 336 REMARK 465 SER A 337 REMARK 465 LEU A 338 REMARK 465 THR A 339 REMARK 465 CYS A 340 REMARK 465 GLY A 341 REMARK 465 ILE A 342 REMARK 465 GLU A 343 REMARK 465 GLN A 344 REMARK 465 HIS A 345 REMARK 465 THR A 346 REMARK 465 GLY A 347 REMARK 465 GLU A 348 REMARK 465 ASN A 349 REMARK 465 VAL A 350 REMARK 465 SER A 351 REMARK 465 ARG A 352 REMARK 465 ARG A 353 REMARK 465 ASN A 354 REMARK 465 GLY A 355 REMARK 465 ASN A 356 REMARK 465 LEU A 357 REMARK 465 THR A 358 REMARK 465 ALA A 359 REMARK 465 PHE A 360 REMARK 465 SER A 361 REMARK 465 ASN A 362 REMARK 465 SER A 363 REMARK 465 LEU A 364 REMARK 465 GLU A 365 REMARK 465 VAL A 366 REMARK 465 LEU A 367 REMARK 465 PHE A 368 REMARK 465 GLN A 369 REMARK 465 GLY A 370 REMARK 465 PRO A 371 REMARK 465 ALA A 372 REMARK 465 ALA A 373 REMARK 465 ASP A 374 REMARK 465 TYR A 375 REMARK 465 LYS A 376 REMARK 465 ASP A 377 REMARK 465 ASP A 378 REMARK 465 ASP A 379 REMARK 465 ASP A 380 REMARK 465 LYS A 381 REMARK 465 ALA A 382 REMARK 465 HIS A 383 REMARK 465 HIS A 384 REMARK 465 HIS A 385 REMARK 465 HIS A 386 REMARK 465 HIS A 387 REMARK 465 HIS A 388 REMARK 465 HIS A 389 REMARK 465 HIS A 390 REMARK 465 HIS A 391 REMARK 465 HIS A 392 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 ARG B 40 CG CD NE CZ NH1 NH2 REMARK 470 SER B 43 OG REMARK 470 GLU B 70 CG CD OE1 OE2 REMARK 470 PHE B 79 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 132 CG CD CE NZ REMARK 470 GLU B 134 CG CD OE1 OE2 REMARK 470 GLU B 135 CG CD OE1 OE2 REMARK 470 ILE B 136 CG1 CG2 CD1 REMARK 470 GLU B 137 CG CD OE1 OE2 REMARK 470 THR B 138 OG1 CG2 REMARK 470 GLU B 141 CG CD OE1 OE2 REMARK 470 LEU B 157 CG CD1 CD2 REMARK 470 ARG B 172 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 197 CG CD CE NZ REMARK 470 ILE B 201 CG1 CG2 CD1 REMARK 470 LYS B 204 CG CD CE NZ REMARK 470 GLU B 205 CG CD OE1 OE2 REMARK 470 LEU B 206 CG CD1 CD2 REMARK 470 LYS B 210 CG CD CE NZ REMARK 470 LEU B 213 CG CD1 CD2 REMARK 470 ARG B 214 CG CD NE CZ NH1 NH2 REMARK 470 PRO B 216 CG CD REMARK 470 LYS B 269 CG CD CE NZ REMARK 470 GLU B 270 CG CD OE1 OE2 REMARK 470 LYS A 32 CG CD CE NZ REMARK 470 LYS A 33 CG CD CE NZ REMARK 470 LEU A 35 CG CD1 CD2 REMARK 470 LEU A 36 CG CD1 CD2 REMARK 470 ARG A 37 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 38 CG CD1 CD2 REMARK 470 GLN A 48 CG CD OE1 NE2 REMARK 470 TYR A 102 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 PHE A 103 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ASN A 105 CG OD1 ND2 REMARK 470 GLU A 106 CG CD OE1 OE2 REMARK 470 ARG A 107 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 132 CG CD CE NZ REMARK 470 GLU A 137 CG CD OE1 OE2 REMARK 470 GLU A 141 CG CD OE1 OE2 REMARK 470 THR A 156 OG1 CG2 REMARK 470 LEU A 157 CG CD1 CD2 REMARK 470 VAL A 158 CG1 CG2 REMARK 470 VAL A 159 CG1 CG2 REMARK 470 ILE A 160 CG1 CG2 CD1 REMARK 470 VAL A 161 CG1 CG2 REMARK 470 LEU A 163 CG CD1 CD2 REMARK 470 ILE A 164 CG1 CG2 CD1 REMARK 470 LEU A 165 CG CD1 CD2 REMARK 470 ILE A 166 CG1 CG2 CD1 REMARK 470 VAL A 168 CG1 CG2 REMARK 470 VAL A 169 CG1 CG2 REMARK 470 GLU A 205 CG CD OE1 OE2 REMARK 470 LEU A 206 CG CD1 CD2 REMARK 470 PHE A 207 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 210 CG CD CE NZ REMARK 470 VAL A 212 CG1 CG2 REMARK 470 LEU A 213 CG CD1 CD2 REMARK 470 ARG A 214 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 217 CG CD1 CD2 REMARK 470 LEU A 223 CG CD1 CD2 REMARK 470 ASN A 244 CG OD1 ND2 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 A 503 O HOH A 504 1.97 REMARK 500 OG SER B 20 OD1 ASN B 73 1.99 REMARK 500 O HOH A 502 O HOH A 504 2.02 REMARK 500 O HOH A 502 O HOH A 503 2.03 REMARK 500 NH2 ARG B 45 OD1 ASP B 241 2.15 REMARK 500 O ILE B 24 OG SER B 27 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 HIS B 129 77.64 -100.36 REMARK 500 GLU B 135 -71.88 -59.39 REMARK 500 HIS A 51 44.47 -93.43 REMARK 500 ILE A 242 -60.51 -100.84 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 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 501 O REMARK 620 2 HOH A 502 O 134.2 REMARK 620 3 HOH A 503 O 134.0 66.7 REMARK 620 4 HOH A 504 O 153.8 65.7 64.4 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9Z6N RELATED DB: PDB REMARK 900 WILD TYPE NIPA2 IN EDTA REMARK 900 RELATED ID: 9Z7R RELATED DB: PDB REMARK 900 WILD TYPE NIPA2 IN MG REMARK 900 RELATED ID: EMD-73879 RELATED DB: EMDB REMARK 900 HUMAN NIPA2 MUTANT A75T DBREF 9Z7S B 1 360 UNP Q8N8Q9 NIPA2_HUMAN 1 360 DBREF 9Z7S A 1 360 UNP Q8N8Q9 NIPA2_HUMAN 1 360 SEQADV 9Z7S THR B 75 UNP Q8N8Q9 ALA 75 ENGINEERED MUTATION SEQADV 9Z7S SER B 361 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASN B 362 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S SER B 363 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LEU B 364 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLU B 365 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S VAL B 366 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LEU B 367 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S PHE B 368 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLN B 369 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLY B 370 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S PRO B 371 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA B 372 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA B 373 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP B 374 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S TYR B 375 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LYS B 376 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP B 377 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP B 378 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP B 379 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP B 380 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LYS B 381 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA B 382 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 383 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 384 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 385 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 386 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 387 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 388 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 389 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 390 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 391 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS B 392 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S THR A 75 UNP Q8N8Q9 ALA 75 ENGINEERED MUTATION SEQADV 9Z7S SER A 361 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASN A 362 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S SER A 363 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LEU A 364 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLU A 365 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S VAL A 366 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LEU A 367 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S PHE A 368 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLN A 369 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S GLY A 370 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S PRO A 371 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA A 372 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA A 373 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP A 374 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S TYR A 375 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LYS A 376 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP A 377 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP A 378 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP A 379 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ASP A 380 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S LYS A 381 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S ALA A 382 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 383 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 384 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 385 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 386 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 387 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 388 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 389 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 390 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 391 UNP Q8N8Q9 EXPRESSION TAG SEQADV 9Z7S HIS A 392 UNP Q8N8Q9 EXPRESSION TAG SEQRES 1 B 392 MET SER GLN GLY ARG GLY LYS TYR ASP PHE TYR ILE GLY SEQRES 2 B 392 LEU GLY LEU ALA MET SER SER SER ILE PHE ILE GLY GLY SEQRES 3 B 392 SER PHE ILE LEU LYS LYS LYS GLY LEU LEU ARG LEU ALA SEQRES 4 B 392 ARG LYS GLY SER MET ARG ALA GLY GLN GLY GLY HIS ALA SEQRES 5 B 392 TYR LEU LYS GLU TRP LEU TRP TRP ALA GLY LEU LEU SER SEQRES 6 B 392 MET GLY ALA GLY GLU VAL ALA ASN PHE THR ALA TYR ALA SEQRES 7 B 392 PHE ALA PRO ALA THR LEU VAL THR PRO LEU GLY ALA LEU SEQRES 8 B 392 SER VAL LEU VAL SER ALA ILE LEU SER SER TYR PHE LEU SEQRES 9 B 392 ASN GLU ARG LEU ASN LEU HIS GLY LYS ILE GLY CYS LEU SEQRES 10 B 392 LEU SER ILE LEU GLY SER THR VAL MET VAL ILE HIS ALA SEQRES 11 B 392 PRO LYS GLU GLU GLU ILE GLU THR LEU ASN GLU MET SER SEQRES 12 B 392 HIS LYS LEU GLY ASP PRO GLY PHE VAL VAL PHE ALA THR SEQRES 13 B 392 LEU VAL VAL ILE VAL ALA LEU ILE LEU ILE PHE VAL VAL SEQRES 14 B 392 GLY PRO ARG HIS GLY GLN THR ASN ILE LEU VAL TYR ILE SEQRES 15 B 392 THR ILE CYS SER VAL ILE GLY ALA PHE SER VAL SER CYS SEQRES 16 B 392 VAL LYS GLY LEU GLY ILE ALA ILE LYS GLU LEU PHE ALA SEQRES 17 B 392 GLY LYS PRO VAL LEU ARG HIS PRO LEU ALA TRP ILE LEU SEQRES 18 B 392 LEU LEU SER LEU ILE VAL CYS VAL SER THR GLN ILE ASN SEQRES 19 B 392 TYR LEU ASN ARG ALA LEU ASP ILE PHE ASN THR SER ILE SEQRES 20 B 392 VAL THR PRO ILE TYR TYR VAL PHE PHE THR THR SER VAL SEQRES 21 B 392 LEU THR CYS SER ALA ILE LEU PHE LYS GLU TRP GLN ASP SEQRES 22 B 392 MET PRO VAL ASP ASP VAL ILE GLY THR LEU SER GLY PHE SEQRES 23 B 392 PHE THR ILE ILE VAL GLY ILE PHE LEU LEU HIS ALA PHE SEQRES 24 B 392 LYS ASP VAL SER PHE SER LEU ALA SER LEU PRO VAL SER SEQRES 25 B 392 PHE ARG LYS ASP GLU LYS ALA MET ASN GLY ASN LEU SER SEQRES 26 B 392 ASN MET TYR GLU VAL LEU ASN ASN ASN GLU GLU SER LEU SEQRES 27 B 392 THR CYS GLY ILE GLU GLN HIS THR GLY GLU ASN VAL SER SEQRES 28 B 392 ARG ARG ASN GLY ASN LEU THR ALA PHE SER ASN SER LEU SEQRES 29 B 392 GLU VAL LEU PHE GLN GLY PRO ALA ALA ASP TYR LYS ASP SEQRES 30 B 392 ASP ASP ASP LYS ALA HIS HIS HIS HIS HIS HIS HIS HIS SEQRES 31 B 392 HIS HIS SEQRES 1 A 392 MET SER GLN GLY ARG GLY LYS TYR ASP PHE TYR ILE GLY SEQRES 2 A 392 LEU GLY LEU ALA MET SER SER SER ILE PHE ILE GLY GLY SEQRES 3 A 392 SER PHE ILE LEU LYS LYS LYS GLY LEU LEU ARG LEU ALA SEQRES 4 A 392 ARG LYS GLY SER MET ARG ALA GLY GLN GLY GLY HIS ALA SEQRES 5 A 392 TYR LEU LYS GLU TRP LEU TRP TRP ALA GLY LEU LEU SER SEQRES 6 A 392 MET GLY ALA GLY GLU VAL ALA ASN PHE THR ALA TYR ALA SEQRES 7 A 392 PHE ALA PRO ALA THR LEU VAL THR PRO LEU GLY ALA LEU SEQRES 8 A 392 SER VAL LEU VAL SER ALA ILE LEU SER SER TYR PHE LEU SEQRES 9 A 392 ASN GLU ARG LEU ASN LEU HIS GLY LYS ILE GLY CYS LEU SEQRES 10 A 392 LEU SER ILE LEU GLY SER THR VAL MET VAL ILE HIS ALA SEQRES 11 A 392 PRO LYS GLU GLU GLU ILE GLU THR LEU ASN GLU MET SER SEQRES 12 A 392 HIS LYS LEU GLY ASP PRO GLY PHE VAL VAL PHE ALA THR SEQRES 13 A 392 LEU VAL VAL ILE VAL ALA LEU ILE LEU ILE PHE VAL VAL SEQRES 14 A 392 GLY PRO ARG HIS GLY GLN THR ASN ILE LEU VAL TYR ILE SEQRES 15 A 392 THR ILE CYS SER VAL ILE GLY ALA PHE SER VAL SER CYS SEQRES 16 A 392 VAL LYS GLY LEU GLY ILE ALA ILE LYS GLU LEU PHE ALA SEQRES 17 A 392 GLY LYS PRO VAL LEU ARG HIS PRO LEU ALA TRP ILE LEU SEQRES 18 A 392 LEU LEU SER LEU ILE VAL CYS VAL SER THR GLN ILE ASN SEQRES 19 A 392 TYR LEU ASN ARG ALA LEU ASP ILE PHE ASN THR SER ILE SEQRES 20 A 392 VAL THR PRO ILE TYR TYR VAL PHE PHE THR THR SER VAL SEQRES 21 A 392 LEU THR CYS SER ALA ILE LEU PHE LYS GLU TRP GLN ASP SEQRES 22 A 392 MET PRO VAL ASP ASP VAL ILE GLY THR LEU SER GLY PHE SEQRES 23 A 392 PHE THR ILE ILE VAL GLY ILE PHE LEU LEU HIS ALA PHE SEQRES 24 A 392 LYS ASP VAL SER PHE SER LEU ALA SER LEU PRO VAL SER SEQRES 25 A 392 PHE ARG LYS ASP GLU LYS ALA MET ASN GLY ASN LEU SER SEQRES 26 A 392 ASN MET TYR GLU VAL LEU ASN ASN ASN GLU GLU SER LEU SEQRES 27 A 392 THR CYS GLY ILE GLU GLN HIS THR GLY GLU ASN VAL SER SEQRES 28 A 392 ARG ARG ASN GLY ASN LEU THR ALA PHE SER ASN SER LEU SEQRES 29 A 392 GLU VAL LEU PHE GLN GLY PRO ALA ALA ASP TYR LYS ASP SEQRES 30 A 392 ASP ASP ASP LYS ALA HIS HIS HIS HIS HIS HIS HIS HIS SEQRES 31 A 392 HIS HIS HET MG A 401 1 HET MG A 402 1 HETNAM MG MAGNESIUM ION FORMUL 3 MG 2(MG 2+) FORMUL 5 HOH *4(H2 O) HELIX 1 AA1 TYR B 8 SER B 43 1 36 HELIX 2 AA2 HIS B 51 LYS B 55 5 5 HELIX 3 AA3 GLU B 56 TYR B 77 1 22 HELIX 4 AA4 PRO B 81 GLY B 89 1 9 HELIX 5 AA5 ALA B 90 PHE B 103 1 14 HELIX 6 AA6 ASN B 109 HIS B 129 1 21 HELIX 7 AA7 THR B 138 GLY B 147 1 10 HELIX 8 AA8 ASP B 148 VAL B 168 1 21 HELIX 9 AA9 VAL B 169 GLY B 174 1 6 HELIX 10 AB1 ILE B 178 GLY B 209 1 32 HELIX 11 AB2 HIS B 215 PHE B 243 1 29 HELIX 12 AB3 ASN B 244 LYS B 269 1 26 HELIX 13 AB4 LYS B 269 MET B 274 1 6 HELIX 14 AB5 PRO B 275 PHE B 299 1 25 HELIX 15 AB6 TYR A 8 ARG A 37 1 30 HELIX 16 AB7 ALA A 52 LYS A 55 5 4 HELIX 17 AB8 GLU A 56 ALA A 78 1 23 HELIX 18 AB9 PRO A 81 THR A 86 1 6 HELIX 19 AC1 LEU A 88 LEU A 104 1 17 HELIX 20 AC2 ASN A 109 ALA A 130 1 22 HELIX 21 AC3 THR A 138 GLY A 147 1 10 HELIX 22 AC4 ASP A 148 VAL A 168 1 21 HELIX 23 AC5 VAL A 168 GLY A 174 1 7 HELIX 24 AC6 ILE A 178 ALA A 208 1 31 HELIX 25 AC7 HIS A 215 ASP A 241 1 27 HELIX 26 AC8 ASN A 244 LYS A 269 1 26 HELIX 27 AC9 PRO A 275 PHE A 299 1 25 LINK OE1 GLN A 232 MG MG A 402 1555 1555 2.54 LINK MG MG A 401 O HOH A 501 1555 1555 1.82 LINK MG MG A 401 O HOH A 502 1555 1555 1.85 LINK MG MG A 401 O HOH A 503 1555 1555 1.83 LINK MG MG A 401 O HOH A 504 1555 1555 1.86 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 CONECT 7247 8374 CONECT 8373 8375 8376 8377 8378 CONECT 8374 7247 CONECT 8375 8373 CONECT 8376 8373 CONECT 8377 8373 CONECT 8378 8373 MASTER 428 0 2 27 0 0 0 6 4259 2 7 62 END