Something like this would be a fair start:
PCPartPicker part list:
http://pcpartpicker.com/p/3s7nh
Price breakdown by merchant:
http://pcpartpicker.com/p/3s7nh/by_merchant/
Benchmarks:
http://pcpartpicker.com/p/3s7nh/benchmarks/
CPU: Intel Core i5-4670 3.4GHz Quad-Core Processor ($204.99 @ Newegg)
Motherboard: ASRock B85 Pro4 ATX LGA1150 Motherboard ($64.99 @ Amazon)
Memory: A-Data XPG V1.0 16GB (2 x 8GB) DDR3-1600 Memory ($129.99 @ TigerDirect)
Storage: Seagate Barracuda 1.5TB 3.5" 7200RPM Internal Hard Drive ($69.00 @ Amazon)
Video Card: ATI FirePro V5900 2GB Video Card ($387.73 @ Amazon)
Case: Corsair SPEC-02 ATX Mid Tower Case ($49.99 @ Micro Center)
Power Supply: Corsair Builder 600W 80+ Bronze Certified ATX Power Supply ($39.99 @ Newegg)
Optical Drive: Asus DRW-24F1ST DVD/CD Writer ($14.99 @ Newegg)
Keyboard: Logitech MK550 Wireless Ergonomic Keyboard w/Laser Mouse ($56.26 @ Amazon)
Total: $1017.93
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-04-15 09:34 EDT-0400)
Add in this monitor:
http://www.amazon.com/PB278Q-27-Inch...rds=4k+monitor
Should be just about $1500 for parts only.
Wait for other feedback, as you may be able to use a not workstation level card with a similar feature set at a much lower price. Not terribly familiar with those applications, so I went off of system recommendations for Maya.